Files
tidb/executor/admin_test.go
2022-09-17 13:12:59 +08:00

1648 lines
66 KiB
Go

// Copyright 2021 PingCAP, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package executor_test
import (
"context"
"fmt"
"os"
"strings"
"testing"
"time"
"github.com/pingcap/errors"
"github.com/pingcap/log"
"github.com/pingcap/tidb/config"
"github.com/pingcap/tidb/domain"
mysql "github.com/pingcap/tidb/errno"
"github.com/pingcap/tidb/kv"
"github.com/pingcap/tidb/parser/model"
"github.com/pingcap/tidb/planner/core"
"github.com/pingcap/tidb/session"
"github.com/pingcap/tidb/sessionctx/stmtctx"
"github.com/pingcap/tidb/sessionctx/variable"
"github.com/pingcap/tidb/table"
"github.com/pingcap/tidb/table/tables"
"github.com/pingcap/tidb/testkit"
"github.com/pingcap/tidb/testkit/testutil"
"github.com/pingcap/tidb/types"
"github.com/pingcap/tidb/util/codec"
"github.com/pingcap/tidb/util/logutil"
"github.com/pingcap/tidb/util/logutil/consistency"
"github.com/pingcap/tidb/util/mock"
"github.com/stretchr/testify/require"
"go.uber.org/zap"
"go.uber.org/zap/zapcore"
)
func TestAdminCheckIndexRange(t *testing.T) {
store := testkit.CreateMockStore(t)
tk := testkit.NewTestKit(t, store)
tk.MustExec("use test")
tk.MustExec(`drop table if exists check_index_test;`)
tk.MustExec(`create table check_index_test (a int, b varchar(10), index a_b (a, b), index b (b))`)
tk.MustExec(`insert check_index_test values (3, "ab"),(2, "cd"),(1, "ef"),(-1, "hi")`)
result := tk.MustQuery("admin check index check_index_test a_b (2, 4);")
result.Check(testkit.Rows("1 ef 3", "2 cd 2"))
result = tk.MustQuery("admin check index check_index_test a_b (3, 5);")
result.Check(testkit.Rows("-1 hi 4", "1 ef 3"))
tk.MustExec("use mysql")
result = tk.MustQuery("admin check index test.check_index_test a_b (2, 3), (4, 5);")
result.Check(testkit.Rows("-1 hi 4", "2 cd 2"))
}
func TestAdminCheckIndex(t *testing.T) {
store := testkit.CreateMockStore(t)
tk := testkit.NewTestKit(t, store)
tk.MustExec("use test")
check := func() {
tk.MustExec("insert admin_test (c1, c2) values (1, 1), (2, 2), (5, 5), (10, 10), (11, 11), (NULL, NULL)")
tk.MustExec("admin check index admin_test c1")
tk.MustExec("admin check index admin_test c2")
}
tk.MustExec("drop table if exists admin_test")
tk.MustExec("create table admin_test (c1 int, c2 int, c3 int default 1, index (c1), unique key(c2))")
check()
// Test for hash partition table.
tk.MustExec("drop table if exists admin_test")
tk.MustExec("create table admin_test (c1 int, c2 int, c3 int default 1, index (c1), unique key(c2)) partition by hash(c2) partitions 5;")
check()
// Test for range partition table.
tk.MustExec("drop table if exists admin_test")
tk.MustExec(`create table admin_test (c1 int, c2 int, c3 int default 1, index (c1), unique key(c2)) PARTITION BY RANGE ( c2 ) (
PARTITION p0 VALUES LESS THAN (5),
PARTITION p1 VALUES LESS THAN (10),
PARTITION p2 VALUES LESS THAN (MAXVALUE))`)
check()
}
func TestAdminCheckIndexInTemporaryMode(t *testing.T) {
store := testkit.CreateMockStore(t)
tk := testkit.NewTestKit(t, store)
tk.MustExec("use test")
tk.MustExec("drop table if exists temporary_admin_test;")
tk.MustExec("create global temporary table temporary_admin_test (c1 int, c2 int, c3 int default 1, primary key (c1), index (c1), unique key(c2)) ON COMMIT DELETE ROWS;")
tk.MustExec("insert temporary_admin_test (c1, c2) values (1, 1), (2, 2), (3, 3);")
err := tk.ExecToErr("admin check table temporary_admin_test;")
require.EqualError(t, err, core.ErrOptOnTemporaryTable.GenWithStackByArgs("admin check table").Error())
err = tk.ExecToErr("admin check index temporary_admin_test c1;")
require.EqualError(t, err, core.ErrOptOnTemporaryTable.GenWithStackByArgs("admin check index").Error())
tk.MustExec("drop table if exists temporary_admin_test;")
tk.MustExec("drop table if exists non_temporary_admin_test;")
tk.MustExec("create table non_temporary_admin_test (c1 int, c2 int, c3 int default 1, primary key (c1), index (c1), unique key(c2));")
tk.MustExec("insert non_temporary_admin_test (c1, c2) values (1, 1), (2, 2), (3, 3);")
tk.MustExec("admin check table non_temporary_admin_test;")
tk.MustExec("drop table if exists non_temporary_admin_test;")
tk.MustExec("drop table if exists temporary_admin_checksum_table_with_index_test;")
tk.MustExec("drop table if exists temporary_admin_checksum_table_without_index_test;")
tk.MustExec("create global temporary table temporary_admin_checksum_table_with_index_test (id int, count int, PRIMARY KEY(id), KEY(count)) ON COMMIT DELETE ROWS;")
tk.MustExec("create global temporary table temporary_admin_checksum_table_without_index_test (id int, count int, PRIMARY KEY(id)) ON COMMIT DELETE ROWS;")
err = tk.ExecToErr("admin checksum table temporary_admin_checksum_table_with_index_test;")
require.EqualError(t, err, core.ErrOptOnTemporaryTable.GenWithStackByArgs("admin checksum table").Error())
err = tk.ExecToErr("admin checksum table temporary_admin_checksum_table_without_index_test;")
require.EqualError(t, err, core.ErrOptOnTemporaryTable.GenWithStackByArgs("admin checksum table").Error())
tk.MustExec("drop table if exists temporary_admin_checksum_table_with_index_test,temporary_admin_checksum_table_without_index_test;")
}
func TestAdminCheckIndexInLocalTemporaryMode(t *testing.T) {
store := testkit.CreateMockStore(t)
tk := testkit.NewTestKit(t, store)
tk.MustExec("use test")
tk.MustExec("drop table if exists local_temporary_admin_test;")
tk.MustExec("create temporary table local_temporary_admin_test (c1 int, c2 int, c3 int default 1, primary key (c1), index (c1), unique key(c2))")
tk.MustExec("insert local_temporary_admin_test (c1, c2) values (1,1), (2,2), (3,3);")
_, err := tk.Exec("admin check table local_temporary_admin_test;")
require.EqualError(t, err, core.ErrOptOnTemporaryTable.GenWithStackByArgs("admin check table").Error())
tk.MustExec("drop table if exists temporary_admin_test;")
tk.MustExec("drop table if exists local_temporary_admin_checksum_table_with_index_test;")
tk.MustExec("drop table if exists local_temporary_admin_checksum_table_without_index_test;")
tk.MustExec("create temporary table local_temporary_admin_checksum_table_with_index_test (id int, count int, PRIMARY KEY(id), KEY(count))")
tk.MustExec("create temporary table local_temporary_admin_checksum_table_without_index_test (id int, count int, PRIMARY KEY(id))")
err = tk.ExecToErr("admin checksum table local_temporary_admin_checksum_table_with_index_test;")
require.EqualError(t, err, core.ErrOptOnTemporaryTable.GenWithStackByArgs("admin checksum table").Error())
err = tk.ExecToErr("admin checksum table local_temporary_admin_checksum_table_without_index_test;")
require.EqualError(t, err, core.ErrOptOnTemporaryTable.GenWithStackByArgs("admin checksum table").Error())
tk.MustExec("drop table if exists local_temporary_admin_checksum_table_with_index_test,local_temporary_admin_checksum_table_without_index_test;")
}
func TestAdminCheckIndexInCacheTable(t *testing.T) {
store := testkit.CreateMockStore(t)
tk := testkit.NewTestKit(t, store)
tk.MustExec("use test")
tk.MustExec("drop table if exists cache_admin_test;")
tk.MustExec("create table cache_admin_test (c1 int, c2 int, c3 int default 1, index (c1), unique key(c2))")
tk.MustExec("insert cache_admin_test (c1, c2) values (1, 1), (2, 2), (5, 5), (10, 10), (11, 11)")
tk.MustExec("alter table cache_admin_test cache")
tk.MustExec("admin check table cache_admin_test;")
tk.MustExec("admin check index cache_admin_test c1;")
tk.MustExec("admin check index cache_admin_test c2;")
tk.MustExec("alter table cache_admin_test nocache;")
tk.MustExec("drop table if exists cache_admin_test;")
tk.MustExec(`drop table if exists check_index_test;`)
tk.MustExec(`create table check_index_test (a int, b varchar(10), index a_b (a, b), index b (b))`)
tk.MustExec(`insert check_index_test values (3, "ab"),(2, "cd"),(1, "ef"),(-1, "hi")`)
tk.MustExec("alter table check_index_test cache")
result := tk.MustQuery("admin check index check_index_test a_b (2, 4);")
result.Check(testkit.Rows("1 ef 3", "2 cd 2"))
result = tk.MustQuery("admin check index check_index_test a_b (3, 5);")
result.Check(testkit.Rows("-1 hi 4", "1 ef 3"))
tk.MustExec("alter table check_index_test nocache;")
tk.MustExec("drop table if exists check_index_test;")
tk.MustExec("drop table if exists cache_admin_table_with_index_test;")
tk.MustExec("drop table if exists cache_admin_table_without_index_test;")
tk.MustExec("create table cache_admin_table_with_index_test (id int, count int, PRIMARY KEY(id), KEY(count))")
tk.MustExec("create table cache_admin_table_without_index_test (id int, count int, PRIMARY KEY(id))")
tk.MustExec("alter table cache_admin_table_with_index_test cache")
tk.MustExec("alter table cache_admin_table_without_index_test cache")
tk.MustExec("admin checksum table cache_admin_table_with_index_test;")
tk.MustExec("admin checksum table cache_admin_table_without_index_test;")
tk.MustExec("alter table cache_admin_table_with_index_test nocache;")
tk.MustExec("alter table cache_admin_table_without_index_test nocache;")
tk.MustExec("drop table if exists cache_admin_table_with_index_test,cache_admin_table_without_index_test;")
}
func TestAdminRecoverIndex(t *testing.T) {
store, domain := testkit.CreateMockStoreAndDomain(t)
tk := testkit.NewTestKit(t, store)
tk.MustExec("use test")
tk.MustExec("drop table if exists admin_test")
tk.MustExec("create table admin_test (c1 int, c2 int, c3 int default 1, index (c1), unique key(c2))")
tk.MustExec("insert admin_test (c1, c2) values (1, 1), (2, 2), (NULL, NULL)")
r := tk.MustQuery("admin recover index admin_test c1")
r.Check(testkit.Rows("0 3"))
r = tk.MustQuery("admin recover index admin_test c2")
r.Check(testkit.Rows("0 3"))
tk.MustExec("admin check index admin_test c1")
tk.MustExec("admin check index admin_test c2")
tk.MustExec("drop table if exists admin_test")
tk.MustExec("create table admin_test (c1 int, c2 int, c3 int default 1, primary key(c1), unique key(c2))")
tk.MustExec("insert admin_test (c1, c2) values (1, 1), (2, 2), (3, 3), (10, 10), (20, 20)")
// pk is handle, no additional unique index, no way to recover
err := tk.ExecToErr("admin recover index admin_test c1")
// err:index is not found
require.Error(t, err)
r = tk.MustQuery("admin recover index admin_test c2")
r.Check(testkit.Rows("0 5"))
tk.MustExec("admin check index admin_test c2")
// Make some corrupted index.
ctx := mock.NewContext()
ctx.Store = store
is := domain.InfoSchema()
dbName := model.NewCIStr("test")
tblName := model.NewCIStr("admin_test")
tbl, err := is.TableByName(dbName, tblName)
require.NoError(t, err)
tblInfo := tbl.Meta()
idxInfo := tblInfo.FindIndexByName("c2")
indexOpr := tables.NewIndex(tblInfo.ID, tblInfo, idxInfo)
sc := ctx.GetSessionVars().StmtCtx
txn, err := store.Begin()
require.NoError(t, err)
err = indexOpr.Delete(sc, txn, types.MakeDatums(1), kv.IntHandle(1))
require.NoError(t, err)
err = txn.Commit(context.Background())
require.NoError(t, err)
err = tk.ExecToErr("admin check table admin_test")
require.Error(t, err)
require.True(t, consistency.ErrAdminCheckInconsistent.Equal(err))
err = tk.ExecToErr("admin check index admin_test c2")
require.Error(t, err)
r = tk.MustQuery("SELECT COUNT(*) FROM admin_test USE INDEX(c2)")
r.Check(testkit.Rows("4"))
r = tk.MustQuery("admin recover index admin_test c2")
r.Check(testkit.Rows("1 5"))
r = tk.MustQuery("SELECT COUNT(*) FROM admin_test USE INDEX(c2)")
r.Check(testkit.Rows("5"))
tk.MustExec("admin check index admin_test c2")
tk.MustExec("admin check table admin_test")
txn, err = store.Begin()
require.NoError(t, err)
err = indexOpr.Delete(sc, txn, types.MakeDatums(10), kv.IntHandle(10))
require.NoError(t, err)
err = txn.Commit(context.Background())
require.NoError(t, err)
err = tk.ExecToErr("admin check index admin_test c2")
require.Error(t, err)
r = tk.MustQuery("admin recover index admin_test c2")
r.Check(testkit.Rows("1 5"))
tk.MustExec("admin check index admin_test c2")
tk.MustExec("admin check table admin_test")
txn, err = store.Begin()
require.NoError(t, err)
err = indexOpr.Delete(sc, txn, types.MakeDatums(1), kv.IntHandle(1))
require.NoError(t, err)
err = indexOpr.Delete(sc, txn, types.MakeDatums(2), kv.IntHandle(2))
require.NoError(t, err)
err = indexOpr.Delete(sc, txn, types.MakeDatums(3), kv.IntHandle(3))
require.NoError(t, err)
err = indexOpr.Delete(sc, txn, types.MakeDatums(10), kv.IntHandle(10))
require.NoError(t, err)
err = indexOpr.Delete(sc, txn, types.MakeDatums(20), kv.IntHandle(20))
require.NoError(t, err)
err = txn.Commit(context.Background())
require.NoError(t, err)
err = tk.ExecToErr("admin check table admin_test")
require.Error(t, err)
err = tk.ExecToErr("admin check index admin_test c2")
require.Error(t, err)
r = tk.MustQuery("SELECT COUNT(*) FROM admin_test USE INDEX(c2)")
r.Check(testkit.Rows("0"))
r = tk.MustQuery("SELECT COUNT(*) FROM admin_test USE INDEX()")
r.Check(testkit.Rows("5"))
r = tk.MustQuery("admin recover index admin_test c2")
r.Check(testkit.Rows("5 5"))
r = tk.MustQuery("SELECT COUNT(*) FROM admin_test USE INDEX(c2)")
r.Check(testkit.Rows("5"))
tk.MustExec("admin check index admin_test c2")
tk.MustExec("admin check table admin_test")
}
func TestClusteredIndexAdminRecoverIndex(t *testing.T) {
store, domain := testkit.CreateMockStoreAndDomain(t)
tk := testkit.NewTestKit(t, store)
tk.MustExec("drop database if exists test_cluster_index_admin_recover;")
tk.MustExec("create database test_cluster_index_admin_recover;")
tk.MustExec("use test_cluster_index_admin_recover;")
tk.Session().GetSessionVars().EnableClusteredIndex = variable.ClusteredIndexDefModeOn
dbName := model.NewCIStr("test_cluster_index_admin_recover")
tblName := model.NewCIStr("t")
// Test no corruption case.
tk.MustExec("create table t (a varchar(255), b int, c char(10), primary key(a, c), index idx(b));")
tk.MustExec("insert into t values ('1', 2, '3'), ('1', 2, '4'), ('1', 2, '5');")
tk.MustQuery("admin recover index t `primary`;").Check(testkit.Rows("0 0"))
tk.MustQuery("admin recover index t `idx`;").Check(testkit.Rows("0 3"))
tk.MustExec("admin check table t;")
ctx := mock.NewContext()
ctx.Store = store
is := domain.InfoSchema()
tbl, err := is.TableByName(dbName, tblName)
require.NoError(t, err)
tblInfo := tbl.Meta()
idxInfo := tblInfo.FindIndexByName("idx")
indexOpr := tables.NewIndex(tblInfo.ID, tblInfo, idxInfo)
sc := ctx.GetSessionVars().StmtCtx
// Some index entries are missed.
txn, err := store.Begin()
require.NoError(t, err)
cHandle := testutil.MustNewCommonHandle(t, "1", "3")
err = indexOpr.Delete(sc, txn, types.MakeDatums(2), cHandle)
require.NoError(t, err)
err = txn.Commit(context.Background())
require.NoError(t, err)
tk.MustGetErrCode("admin check table t", mysql.ErrDataInconsistent)
tk.MustGetErrCode("admin check index t idx", mysql.ErrAdminCheckTable)
tk.MustQuery("SELECT COUNT(*) FROM t USE INDEX(idx)").Check(testkit.Rows("2"))
tk.MustQuery("admin recover index t idx").Check(testkit.Rows("1 3"))
tk.MustQuery("SELECT COUNT(*) FROM t USE INDEX(idx)").Check(testkit.Rows("3"))
tk.MustExec("admin check table t;")
}
func TestAdminRecoverPartitionTableIndex(t *testing.T) {
store, domain := testkit.CreateMockStoreAndDomain(t)
tk := testkit.NewTestKit(t, store)
tk.MustExec("use test")
getTable := func() table.Table {
ctx := mock.NewContext()
ctx.Store = store
is := domain.InfoSchema()
dbName := model.NewCIStr("test")
tblName := model.NewCIStr("admin_test")
tbl, err := is.TableByName(dbName, tblName)
require.NoError(t, err)
return tbl
}
checkFunc := func(tbl table.Table, pid int64, idxValue int) {
idxInfo := tbl.Meta().FindIndexByName("c2")
indexOpr := tables.NewIndex(pid, tbl.Meta(), idxInfo)
ctx := mock.NewContext()
sc := ctx.GetSessionVars().StmtCtx
txn, err := store.Begin()
require.NoError(t, err)
err = indexOpr.Delete(sc, txn, types.MakeDatums(idxValue), kv.IntHandle(idxValue))
require.NoError(t, err)
err = txn.Commit(context.Background())
require.NoError(t, err)
err = tk.ExecToErr("admin check table admin_test")
require.Error(t, err)
require.True(t, consistency.ErrAdminCheckInconsistent.Equal(err))
r := tk.MustQuery("SELECT COUNT(*) FROM admin_test USE INDEX(c2)")
r.Check(testkit.Rows("2"))
r = tk.MustQuery("admin recover index admin_test c2")
r.Check(testkit.Rows("1 3"))
r = tk.MustQuery("SELECT COUNT(*) FROM admin_test USE INDEX(c2)")
r.Check(testkit.Rows("3"))
tk.MustExec("admin check table admin_test")
}
// Test for hash partition table.
tk.MustExec("drop table if exists admin_test")
tk.MustExec("create table admin_test (c1 int, c2 int, c3 int default 1, primary key (c1), index (c2)) partition by hash(c1) partitions 3;")
tk.MustExec("insert admin_test (c1, c2) values (0, 0), (1, 1), (2, 2)")
r := tk.MustQuery("admin recover index admin_test c2")
r.Check(testkit.Rows("0 3"))
tbl := getTable()
pi := tbl.Meta().GetPartitionInfo()
require.NotNil(t, pi)
for i, p := range pi.Definitions {
checkFunc(tbl, p.ID, i)
}
// Test for range partition table.
tk.MustExec("drop table if exists admin_test")
tk.MustExec(`create table admin_test (c1 int, c2 int, c3 int default 1, primary key (c1), index (c2)) PARTITION BY RANGE ( c1 ) (
PARTITION p0 VALUES LESS THAN (5),
PARTITION p1 VALUES LESS THAN (10),
PARTITION p2 VALUES LESS THAN (MAXVALUE))`)
tk.MustExec("insert admin_test (c1, c2) values (0, 0), (6, 6), (12, 12)")
r = tk.MustQuery("admin recover index admin_test c2")
r.Check(testkit.Rows("0 3"))
tbl = getTable()
pi = tbl.Meta().GetPartitionInfo()
require.NotNil(t, pi)
for i, p := range pi.Definitions {
checkFunc(tbl, p.ID, i*6)
}
}
func TestAdminRecoverIndex1(t *testing.T) {
store, domain := testkit.CreateMockStoreAndDomain(t)
tk := testkit.NewTestKit(t, store)
ctx := mock.NewContext()
ctx.Store = store
dbName := model.NewCIStr("test")
tblName := model.NewCIStr("admin_test")
sc := ctx.GetSessionVars().StmtCtx
tk.MustExec("use test")
tk.MustExec("drop table if exists admin_test")
tk.Session().GetSessionVars().EnableClusteredIndex = variable.ClusteredIndexDefModeIntOnly
tk.MustExec("create table admin_test (c1 varchar(255), c2 int, c3 int default 1, primary key(c1), unique key(c2))")
tk.MustExec("insert admin_test (c1, c2) values ('1', 1), ('2', 2), ('3', 3), ('10', 10), ('20', 20)")
r := tk.MustQuery("SELECT COUNT(*) FROM admin_test USE INDEX(`primary`)")
r.Check(testkit.Rows("5"))
is := domain.InfoSchema()
tbl, err := is.TableByName(dbName, tblName)
require.NoError(t, err)
tblInfo := tbl.Meta()
idxInfo := tblInfo.FindIndexByName("primary")
require.NotNil(t, idxInfo)
indexOpr := tables.NewIndex(tblInfo.ID, tblInfo, idxInfo)
txn, err := store.Begin()
require.NoError(t, err)
err = indexOpr.Delete(sc, txn, types.MakeDatums("1"), kv.IntHandle(1))
require.NoError(t, err)
err = indexOpr.Delete(sc, txn, types.MakeDatums("2"), kv.IntHandle(2))
require.NoError(t, err)
err = indexOpr.Delete(sc, txn, types.MakeDatums("3"), kv.IntHandle(3))
require.NoError(t, err)
err = indexOpr.Delete(sc, txn, types.MakeDatums("10"), kv.IntHandle(4))
require.NoError(t, err)
err = txn.Commit(context.Background())
require.NoError(t, err)
r = tk.MustQuery("SELECT COUNT(*) FROM admin_test USE INDEX(`primary`)")
r.Check(testkit.Rows("1"))
r = tk.MustQuery("admin recover index admin_test `primary`")
r.Check(testkit.Rows("4 5"))
r = tk.MustQuery("SELECT COUNT(*) FROM admin_test USE INDEX(`primary`)")
r.Check(testkit.Rows("5"))
tk.MustExec("admin check table admin_test")
tk.MustExec("admin check index admin_test c2")
tk.MustExec("admin check index admin_test `primary`")
}
// https://github.com/pingcap/tidb/issues/32915.
func TestAdminRecoverIndexEdge(t *testing.T) {
store := testkit.CreateMockStore(t)
tk := testkit.NewTestKit(t, store)
tk.MustExec("use test")
tk.MustExec("create table t(id bigint(20) primary key, col varchar(255) unique key);")
tk.MustExec("insert into t values(9223372036854775807, 'test');")
tk.MustQuery("admin recover index t col;").Check(testkit.Rows("0 1"))
}
func TestAdminCleanupIndex(t *testing.T) {
store, domain := testkit.CreateMockStoreAndDomain(t)
tk := testkit.NewTestKit(t, store)
tk.MustExec("use test")
tk.MustExec("drop table if exists admin_test")
tk.MustExec("create table admin_test (c1 int, c2 int, c3 int default 1, primary key (c1), unique key(c2), key (c3))")
tk.MustExec("insert admin_test (c1, c2) values (1, 2), (3, 4), (-5, NULL)")
tk.MustExec("insert admin_test (c1, c3) values (7, 100), (9, 100), (11, NULL)")
// pk is handle, no need to cleanup
err := tk.ExecToErr("admin cleanup index admin_test `primary`")
require.Error(t, err)
r := tk.MustQuery("admin cleanup index admin_test c2")
r.Check(testkit.Rows("0"))
r = tk.MustQuery("admin cleanup index admin_test c3")
r.Check(testkit.Rows("0"))
// Make some dangling index.
ctx := mock.NewContext()
ctx.Store = store
is := domain.InfoSchema()
dbName := model.NewCIStr("test")
tblName := model.NewCIStr("admin_test")
tbl, err := is.TableByName(dbName, tblName)
require.NoError(t, err)
tblInfo := tbl.Meta()
idxInfo2 := tblInfo.FindIndexByName("c2")
indexOpr2 := tables.NewIndex(tblInfo.ID, tblInfo, idxInfo2)
idxInfo3 := tblInfo.FindIndexByName("c3")
indexOpr3 := tables.NewIndex(tblInfo.ID, tblInfo, idxInfo3)
txn, err := store.Begin()
require.NoError(t, err)
_, err = indexOpr2.Create(ctx, txn, types.MakeDatums(1), kv.IntHandle(-100), nil)
require.NoError(t, err)
_, err = indexOpr2.Create(ctx, txn, types.MakeDatums(6), kv.IntHandle(100), nil)
require.NoError(t, err)
_, err = indexOpr2.Create(ctx, txn, types.MakeDatums(8), kv.IntHandle(100), nil)
require.NoError(t, err)
_, err = indexOpr2.Create(ctx, txn, types.MakeDatums(nil), kv.IntHandle(101), nil)
require.NoError(t, err)
_, err = indexOpr2.Create(ctx, txn, types.MakeDatums(nil), kv.IntHandle(102), nil)
require.NoError(t, err)
_, err = indexOpr3.Create(ctx, txn, types.MakeDatums(6), kv.IntHandle(200), nil)
require.NoError(t, err)
_, err = indexOpr3.Create(ctx, txn, types.MakeDatums(6), kv.IntHandle(-200), nil)
require.NoError(t, err)
_, err = indexOpr3.Create(ctx, txn, types.MakeDatums(8), kv.IntHandle(-200), nil)
require.NoError(t, err)
err = txn.Commit(context.Background())
require.NoError(t, err)
err = tk.ExecToErr("admin check table admin_test")
require.Error(t, err)
err = tk.ExecToErr("admin check index admin_test c2")
require.Error(t, err)
r = tk.MustQuery("SELECT COUNT(*) FROM admin_test USE INDEX(c2)")
r.Check(testkit.Rows("11"))
r = tk.MustQuery("admin cleanup index admin_test c2")
r.Check(testkit.Rows("5"))
r = tk.MustQuery("SELECT COUNT(*) FROM admin_test USE INDEX(c2)")
r.Check(testkit.Rows("6"))
tk.MustExec("admin check index admin_test c2")
err = tk.ExecToErr("admin check table admin_test")
require.Error(t, err)
err = tk.ExecToErr("admin check index admin_test c3")
require.Error(t, err)
r = tk.MustQuery("SELECT COUNT(*) FROM admin_test USE INDEX(c3)")
r.Check(testkit.Rows("9"))
r = tk.MustQuery("admin cleanup index admin_test c3")
r.Check(testkit.Rows("3"))
r = tk.MustQuery("SELECT COUNT(*) FROM admin_test USE INDEX(c3)")
r.Check(testkit.Rows("6"))
tk.MustExec("admin check index admin_test c3")
tk.MustExec("admin check table admin_test")
}
func TestAdminCleanupIndexForPartitionTable(t *testing.T) {
store, domain := testkit.CreateMockStoreAndDomain(t)
tk := testkit.NewTestKit(t, store)
tk.MustExec("use test")
getTable := func() table.Table {
ctx := mock.NewContext()
ctx.Store = store
is := domain.InfoSchema()
dbName := model.NewCIStr("test")
tblName := model.NewCIStr("admin_test")
tbl, err := is.TableByName(dbName, tblName)
require.NoError(t, err)
return tbl
}
checkFunc := func(tbl table.Table, pid int64, idxValue, handle int) {
idxInfo2 := tbl.Meta().FindIndexByName("c2")
indexOpr2 := tables.NewIndex(pid, tbl.Meta(), idxInfo2)
idxInfo3 := tbl.Meta().FindIndexByName("c3")
indexOpr3 := tables.NewIndex(pid, tbl.Meta(), idxInfo3)
txn, err := store.Begin()
ctx := mock.NewContext()
require.NoError(t, err)
_, err = indexOpr2.Create(ctx, txn, types.MakeDatums(idxValue), kv.IntHandle(handle), nil)
require.NoError(t, err)
_, err = indexOpr3.Create(ctx, txn, types.MakeDatums(idxValue), kv.IntHandle(handle), nil)
require.NoError(t, err)
err = txn.Commit(context.Background())
require.NoError(t, err)
err = tk.ExecToErr("admin check table admin_test")
require.Error(t, err)
r := tk.MustQuery("SELECT COUNT(*) FROM admin_test USE INDEX(c2)")
r.Check(testkit.Rows("4"))
r = tk.MustQuery("admin cleanup index admin_test c2")
r.Check(testkit.Rows("1"))
r = tk.MustQuery("SELECT COUNT(*) FROM admin_test USE INDEX(c2)")
r.Check(testkit.Rows("3"))
r = tk.MustQuery("SELECT COUNT(*) FROM admin_test USE INDEX(c3)")
r.Check(testkit.Rows("4"))
r = tk.MustQuery("admin cleanup index admin_test c3")
r.Check(testkit.Rows("1"))
r = tk.MustQuery("SELECT COUNT(*) FROM admin_test USE INDEX(c3)")
r.Check(testkit.Rows("3"))
tk.MustExec("admin check table admin_test")
}
// Test for hash partition table.
tk.MustExec("drop table if exists admin_test")
tk.MustExec("create table admin_test (c1 int, c2 int, c3 int default 1, primary key (c2), unique index c2(c2), index c3(c3)) partition by hash(c2) partitions 3;")
tk.MustExec("insert admin_test (c2, c3) values (0, 0), (1, 1), (2, 2)")
r := tk.MustQuery("admin cleanup index admin_test c2")
r.Check(testkit.Rows("0"))
tbl := getTable()
pi := tbl.Meta().GetPartitionInfo()
require.NotNil(t, pi)
for i, p := range pi.Definitions {
checkFunc(tbl, p.ID, i+6, i+6)
}
// Test for range partition table.
tk.MustExec("drop table if exists admin_test")
tk.MustExec(`create table admin_test (c1 int, c2 int, c3 int default 1, primary key (c2), unique index c2 (c2), index c3(c3)) PARTITION BY RANGE ( c2 ) (
PARTITION p0 VALUES LESS THAN (5),
PARTITION p1 VALUES LESS THAN (10),
PARTITION p2 VALUES LESS THAN (MAXVALUE))`)
tk.MustExec("insert admin_test (c1, c2) values (0, 0), (6, 6), (12, 12)")
r = tk.MustQuery("admin cleanup index admin_test c2")
r.Check(testkit.Rows("0"))
tbl = getTable()
pi = tbl.Meta().GetPartitionInfo()
require.NotNil(t, pi)
for i, p := range pi.Definitions {
checkFunc(tbl, p.ID, i*6+1, i*6+1)
}
}
func TestAdminCleanupIndexPKNotHandle(t *testing.T) {
store, domain := testkit.CreateMockStoreAndDomain(t)
tk := testkit.NewTestKit(t, store)
tk.MustExec("use test")
tk.MustExec("drop table if exists admin_test")
tk.Session().GetSessionVars().EnableClusteredIndex = variable.ClusteredIndexDefModeIntOnly
tk.MustExec("create table admin_test (c1 int, c2 int, c3 int, primary key (c1, c2))")
tk.MustExec("insert admin_test (c1, c2) values (1, 2), (3, 4), (-5, 5)")
r := tk.MustQuery("admin cleanup index admin_test `primary`")
r.Check(testkit.Rows("0"))
// Make some dangling index.
ctx := mock.NewContext()
ctx.Store = store
is := domain.InfoSchema()
dbName := model.NewCIStr("test")
tblName := model.NewCIStr("admin_test")
tbl, err := is.TableByName(dbName, tblName)
require.NoError(t, err)
tblInfo := tbl.Meta()
idxInfo := tblInfo.FindIndexByName("primary")
indexOpr := tables.NewIndex(tblInfo.ID, tblInfo, idxInfo)
txn, err := store.Begin()
require.NoError(t, err)
_, err = indexOpr.Create(ctx, txn, types.MakeDatums(7, 10), kv.IntHandle(-100), nil)
require.NoError(t, err)
_, err = indexOpr.Create(ctx, txn, types.MakeDatums(4, 6), kv.IntHandle(100), nil)
require.NoError(t, err)
_, err = indexOpr.Create(ctx, txn, types.MakeDatums(-7, 4), kv.IntHandle(101), nil)
require.NoError(t, err)
err = txn.Commit(context.Background())
require.NoError(t, err)
err = tk.ExecToErr("admin check table admin_test")
require.Error(t, err)
err = tk.ExecToErr("admin check index admin_test `primary`")
require.Error(t, err)
r = tk.MustQuery("SELECT COUNT(*) FROM admin_test USE INDEX(`primary`)")
r.Check(testkit.Rows("6"))
r = tk.MustQuery("admin cleanup index admin_test `primary`")
r.Check(testkit.Rows("3"))
r = tk.MustQuery("SELECT COUNT(*) FROM admin_test USE INDEX(`primary`)")
r.Check(testkit.Rows("3"))
tk.MustExec("admin check index admin_test `primary`")
tk.MustExec("admin check table admin_test")
}
func TestAdminCleanupIndexMore(t *testing.T) {
store, domain := testkit.CreateMockStoreAndDomain(t)
tk := testkit.NewTestKit(t, store)
tk.MustExec("use test")
tk.MustExec("drop table if exists admin_test")
tk.MustExec("create table admin_test (c1 int, c2 int, unique key (c1, c2), key (c2))")
tk.MustExec("insert admin_test values (1, 2), (3, 4), (5, 6)")
tk.MustExec("admin cleanup index admin_test c1")
tk.MustExec("admin cleanup index admin_test c2")
// Make some dangling index.
ctx := mock.NewContext()
ctx.Store = store
is := domain.InfoSchema()
dbName := model.NewCIStr("test")
tblName := model.NewCIStr("admin_test")
tbl, err := is.TableByName(dbName, tblName)
require.NoError(t, err)
tblInfo := tbl.Meta()
idxInfo1 := tblInfo.FindIndexByName("c1")
indexOpr1 := tables.NewIndex(tblInfo.ID, tblInfo, idxInfo1)
idxInfo2 := tblInfo.FindIndexByName("c2")
indexOpr2 := tables.NewIndex(tblInfo.ID, tblInfo, idxInfo2)
txn, err := store.Begin()
require.NoError(t, err)
for i := 0; i < 2000; i++ {
c1 := int64(2*i + 7)
c2 := int64(2*i + 8)
_, err = indexOpr1.Create(ctx, txn, types.MakeDatums(c1, c2), kv.IntHandle(c1), nil)
require.NoErrorf(t, err, errors.ErrorStack(err))
_, err = indexOpr2.Create(ctx, txn, types.MakeDatums(c2), kv.IntHandle(c1), nil)
require.NoError(t, err)
}
err = txn.Commit(context.Background())
require.NoError(t, err)
err = tk.ExecToErr("admin check table admin_test")
require.Error(t, err)
err = tk.ExecToErr("admin check index admin_test c1")
require.Error(t, err)
err = tk.ExecToErr("admin check index admin_test c2")
require.Error(t, err)
r := tk.MustQuery("SELECT COUNT(*) FROM admin_test USE INDEX()")
r.Check(testkit.Rows("3"))
r = tk.MustQuery("SELECT COUNT(*) FROM admin_test USE INDEX(c1)")
r.Check(testkit.Rows("2003"))
r = tk.MustQuery("SELECT COUNT(*) FROM admin_test USE INDEX(c2)")
r.Check(testkit.Rows("2003"))
r = tk.MustQuery("admin cleanup index admin_test c1")
r.Check(testkit.Rows("2000"))
r = tk.MustQuery("admin cleanup index admin_test c2")
r.Check(testkit.Rows("2000"))
r = tk.MustQuery("SELECT COUNT(*) FROM admin_test USE INDEX(c1)")
r.Check(testkit.Rows("3"))
r = tk.MustQuery("SELECT COUNT(*) FROM admin_test USE INDEX(c2)")
r.Check(testkit.Rows("3"))
tk.MustExec("admin check index admin_test c1")
tk.MustExec("admin check index admin_test c2")
tk.MustExec("admin check table admin_test")
}
func TestClusteredAdminCleanupIndex(t *testing.T) {
store, domain := testkit.CreateMockStoreAndDomain(t)
tk := testkit.NewTestKit(t, store)
tk.MustExec("use test")
tk.MustExec("drop table if exists admin_test")
tk.Session().GetSessionVars().EnableClusteredIndex = variable.ClusteredIndexDefModeOn
tk.MustExec("create table admin_test (c1 varchar(255), c2 int, c3 char(10) default 'c3', primary key (c1, c3), unique key(c2), key (c3))")
tk.MustExec("insert admin_test (c1, c2) values ('c1_1', 2), ('c1_2', 4), ('c1_3', NULL)")
tk.MustExec("insert admin_test (c1, c3) values ('c1_4', 'c3_4'), ('c1_5', 'c3_5'), ('c1_6', default)")
// Normally, there is no dangling index.
tk.MustQuery("admin cleanup index admin_test `primary`").Check(testkit.Rows("0"))
tk.MustQuery("admin cleanup index admin_test `c2`").Check(testkit.Rows("0"))
tk.MustQuery("admin cleanup index admin_test `c3`").Check(testkit.Rows("0"))
// Make some dangling index.
ctx := mock.NewContext()
ctx.Store = store
tbl, err := domain.InfoSchema().TableByName(model.NewCIStr("test"), model.NewCIStr("admin_test"))
require.NoError(t, err)
// cleanup clustered primary key takes no effect.
tblInfo := tbl.Meta()
idxInfo2 := tblInfo.FindIndexByName("c2")
indexOpr2 := tables.NewIndex(tblInfo.ID, tblInfo, idxInfo2)
idxInfo3 := tblInfo.FindIndexByName("c3")
indexOpr3 := tables.NewIndex(tblInfo.ID, tblInfo, idxInfo3)
c2DanglingIdx := []struct {
handle kv.Handle
idxVal []types.Datum
}{
{testutil.MustNewCommonHandle(t, "c1_10", "c3_10"), types.MakeDatums(10)},
{testutil.MustNewCommonHandle(t, "c1_10", "c3_11"), types.MakeDatums(11)},
{testutil.MustNewCommonHandle(t, "c1_12", "c3_12"), types.MakeDatums(12)},
}
c3DanglingIdx := []struct {
handle kv.Handle
idxVal []types.Datum
}{
{testutil.MustNewCommonHandle(t, "c1_13", "c3_13"), types.MakeDatums("c3_13")},
{testutil.MustNewCommonHandle(t, "c1_14", "c3_14"), types.MakeDatums("c3_14")},
{testutil.MustNewCommonHandle(t, "c1_15", "c3_15"), types.MakeDatums("c3_15")},
}
txn, err := store.Begin()
require.NoError(t, err)
for _, di := range c2DanglingIdx {
_, err := indexOpr2.Create(ctx, txn, di.idxVal, di.handle, nil)
require.NoError(t, err)
}
for _, di := range c3DanglingIdx {
_, err := indexOpr3.Create(ctx, txn, di.idxVal, di.handle, nil)
require.NoError(t, err)
}
err = txn.Commit(context.Background())
require.NoError(t, err)
err = tk.ExecToErr("admin check table admin_test")
require.Error(t, err)
err = tk.ExecToErr("admin check index admin_test c2")
require.Error(t, err)
tk.MustQuery("SELECT COUNT(*) FROM admin_test USE INDEX(c2)").Check(testkit.Rows("9"))
tk.MustQuery("admin cleanup index admin_test c2").Check(testkit.Rows("3"))
tk.MustQuery("SELECT COUNT(*) FROM admin_test USE INDEX(c2)").Check(testkit.Rows("6"))
tk.MustExec("admin check index admin_test c2")
err = tk.ExecToErr("admin check table admin_test")
require.Error(t, err)
err = tk.ExecToErr("admin check index admin_test c3")
require.Error(t, err)
tk.MustQuery("SELECT COUNT(*) FROM admin_test USE INDEX(c3)").Check(testkit.Rows("9"))
tk.MustQuery("admin cleanup index admin_test c3").Check(testkit.Rows("3"))
tk.MustQuery("SELECT COUNT(*) FROM admin_test USE INDEX(c3)").Check(testkit.Rows("6"))
tk.MustExec("admin check index admin_test c3")
tk.MustExec("admin check table admin_test")
}
func TestAdminCheckPartitionTableFailed(t *testing.T) {
store, domain := testkit.CreateMockStoreAndDomain(t)
tk := testkit.NewTestKit(t, store)
tk.MustExec("use test")
tk.MustExec("drop table if exists admin_test_p")
tk.MustExec("create table admin_test_p (c1 int key,c2 int,c3 int,index idx(c2)) partition by hash(c1) partitions 4")
tk.MustExec("insert admin_test_p (c1, c2, c3) values (0,0,0), (1,1,1),(2,2,2),(3,3,3),(4,4,4),(5,5,5)")
tk.MustExec("admin check table admin_test_p")
// Make some corrupted index. Build the index information.
ctx := mock.NewContext()
ctx.Store = store
is := domain.InfoSchema()
dbName := model.NewCIStr("test")
tblName := model.NewCIStr("admin_test_p")
tbl, err := is.TableByName(dbName, tblName)
require.NoError(t, err)
tblInfo := tbl.Meta()
idxInfo := tblInfo.Indices[0]
sc := ctx.GetSessionVars().StmtCtx
tk.Session().GetSessionVars().IndexLookupSize = 3
tk.Session().GetSessionVars().MaxChunkSize = 3
// Reduce one row of index on partitions.
// Table count > index count.
for i := 0; i <= 5; i++ {
partitionIdx := i % len(tblInfo.GetPartitionInfo().Definitions)
indexOpr := tables.NewIndex(tblInfo.GetPartitionInfo().Definitions[partitionIdx].ID, tblInfo, idxInfo)
txn, err := store.Begin()
require.NoError(t, err)
err = indexOpr.Delete(sc, txn, types.MakeDatums(i), kv.IntHandle(i))
require.NoError(t, err)
err = txn.Commit(context.Background())
require.NoError(t, err)
err = tk.ExecToErr("admin check table admin_test_p")
require.Error(t, err)
require.EqualError(t, err, fmt.Sprintf("[admin:8223]data inconsistency in table: admin_test_p, index: idx, handle: %d, index-values:\"\" != record-values:\"handle: %d, values: [KindInt64 %d]\"", i, i, i))
require.True(t, consistency.ErrAdminCheckInconsistent.Equal(err))
// TODO: fix admin recover for partition table.
// r := tk.MustQuery("admin recover index admin_test_p idx")
// r.Check(testkit.Rows("0 0"))
// tk.MustExec("admin check table admin_test_p")
// Manual recover index.
txn, err = store.Begin()
require.NoError(t, err)
_, err = indexOpr.Create(ctx, txn, types.MakeDatums(i), kv.IntHandle(i), nil)
require.NoError(t, err)
err = txn.Commit(context.Background())
require.NoError(t, err)
tk.MustExec("admin check table admin_test_p")
}
// Add one row of index on partitions.
// Table count < index count.
for i := 0; i <= 5; i++ {
partitionIdx := i % len(tblInfo.GetPartitionInfo().Definitions)
indexOpr := tables.NewIndex(tblInfo.GetPartitionInfo().Definitions[partitionIdx].ID, tblInfo, idxInfo)
txn, err := store.Begin()
require.NoError(t, err)
_, err = indexOpr.Create(ctx, txn, types.MakeDatums(i+8), kv.IntHandle(i+8), nil)
require.NoError(t, err)
err = txn.Commit(context.Background())
require.NoError(t, err)
err = tk.ExecToErr("admin check table admin_test_p")
require.Error(t, err)
require.EqualError(t, err, fmt.Sprintf("[admin:8223]data inconsistency in table: admin_test_p, index: idx, handle: %d, index-values:\"handle: %d, values: [KindInt64 %d KindInt64 %d]\" != record-values:\"\"", i+8, i+8, i+8, i+8))
// TODO: fix admin recover for partition table.
txn, err = store.Begin()
require.NoError(t, err)
err = indexOpr.Delete(sc, txn, types.MakeDatums(i+8), kv.IntHandle(i+8))
require.NoError(t, err)
err = txn.Commit(context.Background())
require.NoError(t, err)
tk.MustExec("admin check table admin_test_p")
}
// Table count = index count, but the index value was wrong.
for i := 0; i <= 5; i++ {
partitionIdx := i % len(tblInfo.GetPartitionInfo().Definitions)
indexOpr := tables.NewIndex(tblInfo.GetPartitionInfo().Definitions[partitionIdx].ID, tblInfo, idxInfo)
txn, err := store.Begin()
require.NoError(t, err)
_, err = indexOpr.Create(ctx, txn, types.MakeDatums(i+8), kv.IntHandle(i), nil)
require.NoError(t, err)
err = txn.Commit(context.Background())
require.NoError(t, err)
err = tk.ExecToErr("admin check table admin_test_p")
require.Error(t, err)
require.EqualError(t, err, fmt.Sprintf("[executor:8134]data inconsistency in table: admin_test_p, index: idx, col: c2, handle: \"%d\", index-values:\"KindInt64 %d\" != record-values:\"KindInt64 %d\", compare err:<nil>", i, i+8, i))
// TODO: fix admin recover for partition table.
txn, err = store.Begin()
require.NoError(t, err)
err = indexOpr.Delete(sc, txn, types.MakeDatums(i+8), kv.IntHandle(i))
require.NoError(t, err)
err = txn.Commit(context.Background())
require.NoError(t, err)
tk.MustExec("admin check table admin_test_p")
}
}
const dbName, tblName = "test", "admin_test"
type inconsistencyTestKit struct {
*testkit.AsyncTestKit
uniqueIndex table.Index
plainIndex table.Index
ctx context.Context
sctx *stmtctx.StatementContext
t *testing.T
}
type kitOpt struct {
pkColType string
idxColType string
ukColType string
clustered string
}
func newDefaultOpt() *kitOpt {
return &kitOpt{
pkColType: "int",
idxColType: "int",
ukColType: "varchar(255)",
}
}
func newInconsistencyKit(t *testing.T, tk *testkit.AsyncTestKit, opt *kitOpt) *inconsistencyTestKit {
ctx := tk.OpenSession(context.Background(), dbName)
se := testkit.TryRetrieveSession(ctx)
i := &inconsistencyTestKit{
AsyncTestKit: tk,
ctx: ctx,
sctx: se.GetSessionVars().StmtCtx,
t: t,
}
tk.MustExec(i.ctx, "drop table if exists "+tblName)
tk.MustExec(i.ctx,
fmt.Sprintf("create table %s (c1 %s, c2 %s, c3 %s, primary key(c1) %s, index uk1(c2), index k2(c3))",
tblName, opt.pkColType, opt.idxColType, opt.ukColType, opt.clustered),
)
i.rebuild()
return i
}
func (tk *inconsistencyTestKit) rebuild() {
tk.MustExec(tk.ctx, "truncate table "+tblName)
is := domain.GetDomain(testkit.TryRetrieveSession(tk.ctx)).InfoSchema()
tbl, err := is.TableByName(model.NewCIStr(dbName), model.NewCIStr(tblName))
require.NoError(tk.t, err)
tk.uniqueIndex = tables.NewIndex(tbl.Meta().ID, tbl.Meta(), tbl.Meta().Indices[0])
tk.plainIndex = tables.NewIndex(tbl.Meta().ID, tbl.Meta(), tbl.Meta().Indices[1])
}
type logEntry struct {
entry zapcore.Entry
fields []zapcore.Field
}
func (l *logEntry) checkMsg(t *testing.T, msg string) {
require.Equal(t, msg, l.entry.Message)
}
func (l *logEntry) checkField(t *testing.T, requireFields ...zapcore.Field) {
for _, rf := range requireFields {
var f *zapcore.Field
for i, field := range l.fields {
if field.Equals(rf) {
f = &l.fields[i]
break
}
}
require.NotNilf(t, f, "matched log fields %s:%s not found in log", rf.Key, rf)
}
}
func (l *logEntry) checkFieldNotEmpty(t *testing.T, fieldName string) {
var f *zapcore.Field
for i, field := range l.fields {
if field.Key == fieldName {
f = &l.fields[i]
break
}
}
require.NotNilf(t, f, "log field %s not found in log", fieldName)
require.NotEmpty(t, f.String)
}
type logHook struct {
zapcore.Core
logs []logEntry
enc zapcore.Encoder
messageFilter string
}
func (h *logHook) Write(entry zapcore.Entry, fields []zapcore.Field) error {
h.logs = append(h.logs, logEntry{entry: entry, fields: fields})
return nil
}
func (h *logHook) Check(entry zapcore.Entry, ce *zapcore.CheckedEntry) *zapcore.CheckedEntry {
if len(h.messageFilter) > 0 && !strings.Contains(entry.Message, h.messageFilter) {
return nil
}
return ce.AddCore(entry, h)
}
func (h *logHook) encode(entry *logEntry) (string, error) {
buffer, err := h.enc.EncodeEntry(entry.entry, entry.fields)
if err != nil {
return "", err
}
return buffer.String(), nil
}
func (h *logHook) checkLogCount(t *testing.T, expected int) {
logsStr := make([]string, len(h.logs))
for i, item := range h.logs {
var err error
logsStr[i], err = h.encode(&item)
require.NoError(t, err)
}
// Check the length of strings, so that in case the test fails, the error message will be printed.
require.Len(t, logsStr, expected)
}
func withLogHook(ctx context.Context, t *testing.T, msgFilter string) (newCtx context.Context, hook *logHook) {
conf := &log.Config{Level: os.Getenv("log_level"), File: log.FileLogConfig{}}
_, r, _ := log.InitLogger(conf)
enc, err := log.NewTextEncoder(&config.GetGlobalConfig().Log.ToLogConfig().Config)
require.NoError(t, err)
hook = &logHook{r.Core, nil, enc, msgFilter}
logger := zap.New(hook)
newCtx = context.WithValue(ctx, logutil.CtxLogKey, logger)
return
}
func TestCheckFailReport(t *testing.T) {
store := testkit.CreateMockStore(t)
tk := newInconsistencyKit(t, testkit.NewAsyncTestKit(t, store), newDefaultOpt())
// row more than unique index
func() {
defer tk.rebuild()
tk.MustExec(tk.ctx, fmt.Sprintf("insert into %s values(1, 1, '10')", tblName))
txn, err := store.Begin()
require.NoError(t, err)
require.NoError(t, tk.uniqueIndex.Delete(tk.sctx, txn, types.MakeDatums(1), kv.IntHandle(1)))
require.NoError(t, txn.Commit(tk.ctx))
ctx, hook := withLogHook(tk.ctx, t, "inconsistency")
_, err = tk.Exec(ctx, "admin check table admin_test")
require.Error(t, err)
require.Equal(t, "[admin:8223]data inconsistency in table: admin_test, index: uk1, handle: 1, index-values:\"\" != record-values:\"handle: 1, values: [KindInt64 1]\"", err.Error())
hook.checkLogCount(t, 1)
hook.logs[0].checkMsg(t, "admin check found data inconsistency")
hook.logs[0].checkField(t,
zap.String("table_name", "admin_test"),
zap.String("index_name", "uk1"),
zap.Stringer("row_id", kv.IntHandle(1)),
)
hook.logs[0].checkFieldNotEmpty(t, "row_mvcc")
}()
// row more than plain index
func() {
defer tk.rebuild()
tk.MustExec(tk.ctx, fmt.Sprintf("insert into %s values(1, 1, '10')", tblName))
txn, err := store.Begin()
require.NoError(t, err)
require.NoError(t, tk.plainIndex.Delete(tk.sctx, txn, []types.Datum{types.NewStringDatum("10")}, kv.IntHandle(1)))
require.NoError(t, txn.Commit(tk.ctx))
ctx, hook := withLogHook(tk.ctx, t, "inconsistency")
_, err = tk.Exec(ctx, "admin check table admin_test")
require.Error(t, err)
require.Equal(t, "[admin:8223]data inconsistency in table: admin_test, index: k2, handle: 1, index-values:\"\" != record-values:\"handle: 1, values: [KindString 10]\"", err.Error())
hook.checkLogCount(t, 1)
hook.logs[0].checkMsg(t, "admin check found data inconsistency")
hook.logs[0].checkField(t,
zap.String("table_name", "admin_test"),
zap.String("index_name", "k2"),
zap.Stringer("row_id", kv.IntHandle(1)),
)
hook.logs[0].checkFieldNotEmpty(t, "row_mvcc")
}()
// row is missed for plain key
func() {
defer tk.rebuild()
txn, err := store.Begin()
require.NoError(t, err)
_, err = tk.plainIndex.Create(mock.NewContext(), txn, []types.Datum{types.NewStringDatum("100")}, kv.IntHandle(1), nil)
require.NoError(t, err)
require.NoError(t, txn.Commit(tk.ctx))
ctx, hook := withLogHook(tk.ctx, t, "inconsistency")
_, err = tk.Exec(ctx, "admin check table admin_test")
require.Error(t, err)
require.Equal(t, "[admin:8223]data inconsistency in table: admin_test, index: k2, handle: 1, index-values:\"handle: 1, values: [KindString 100 KindInt64 1]\" != record-values:\"\"", err.Error())
hook.checkLogCount(t, 1)
logEntry := hook.logs[0]
logEntry.checkMsg(t, "admin check found data inconsistency")
logEntry.checkField(t,
zap.String("table_name", "admin_test"),
zap.String("index_name", "k2"),
zap.Stringer("row_id", kv.IntHandle(1)),
)
logEntry.checkFieldNotEmpty(t, "row_mvcc")
logEntry.checkFieldNotEmpty(t, "index_mvcc")
// test inconsistency check in index lookup
ctx, hook = withLogHook(tk.ctx, t, "")
rs, err := tk.Exec(ctx, "select * from admin_test use index(k2) where c3 = '100'")
require.NoError(t, err)
_, err = session.GetRows4Test(ctx, testkit.TryRetrieveSession(ctx), rs)
require.Error(t, err)
require.Equal(t, "[executor:8133]data inconsistency in table: admin_test, index: k2, index-count:1 != record-count:0", err.Error())
hook.checkLogCount(t, 1)
logEntry = hook.logs[0]
logEntry.checkMsg(t, "indexLookup found data inconsistency")
logEntry.checkField(t,
zap.String("table_name", "admin_test"),
zap.String("index_name", "k2"),
zap.Int64("table_cnt", 0),
zap.Int64("index_cnt", 1),
zap.String("missing_handles", `[1]`),
)
logEntry.checkFieldNotEmpty(t, "row_mvcc_0")
}()
// row is missed for unique key
func() {
defer tk.rebuild()
txn, err := store.Begin()
require.NoError(t, err)
_, err = tk.uniqueIndex.Create(mock.NewContext(), txn, []types.Datum{types.NewIntDatum(10)}, kv.IntHandle(1), nil)
require.NoError(t, err)
require.NoError(t, txn.Commit(tk.ctx))
ctx, hook := withLogHook(tk.ctx, t, "inconsistency")
_, err = tk.Exec(ctx, "admin check table admin_test")
require.Error(t, err)
require.Equal(t, "[admin:8223]data inconsistency in table: admin_test, index: uk1, handle: 1, index-values:\"handle: 1, values: [KindInt64 10 KindInt64 1]\" != record-values:\"\"", err.Error())
hook.checkLogCount(t, 1)
logEntry := hook.logs[0]
logEntry.checkMsg(t, "admin check found data inconsistency")
logEntry.checkField(t,
zap.String("table_name", "admin_test"),
zap.String("index_name", "uk1"),
zap.Stringer("row_id", kv.IntHandle(1)),
)
logEntry.checkFieldNotEmpty(t, "row_mvcc")
logEntry.checkFieldNotEmpty(t, "index_mvcc")
// test inconsistency check in point-get
ctx, hook = withLogHook(tk.ctx, t, "")
rs, err := tk.Exec(ctx, "select * from admin_test use index(uk1) where c2 = 10")
require.NoError(t, err)
_, err = session.GetRows4Test(ctx, testkit.TryRetrieveSession(ctx), rs)
require.Error(t, err)
hook.checkLogCount(t, 1)
logEntry = hook.logs[0]
logEntry.checkMsg(t, "indexLookup found data inconsistency")
logEntry.checkField(t,
zap.String("table_name", "admin_test"),
zap.String("index_name", "uk1"),
zap.Int64("table_cnt", 0),
zap.Int64("index_cnt", 1),
zap.String("missing_handles", `[1]`),
)
logEntry.checkFieldNotEmpty(t, "row_mvcc_0")
}()
// handle match but value is different for uk
func() {
defer tk.rebuild()
tk.MustExec(tk.ctx, fmt.Sprintf("insert into %s values(1, 10, '100')", tblName))
txn, err := store.Begin()
require.NoError(t, err)
require.NoError(t, tk.uniqueIndex.Delete(tk.sctx, txn, []types.Datum{types.NewIntDatum(10)}, kv.IntHandle(1)))
_, err = tk.uniqueIndex.Create(mock.NewContext(), txn, []types.Datum{types.NewIntDatum(20)}, kv.IntHandle(1), nil)
require.NoError(t, err)
require.NoError(t, txn.Commit(tk.ctx))
ctx, hook := withLogHook(tk.ctx, t, "inconsistency")
_, err = tk.Exec(ctx, "admin check table admin_test")
require.Error(t, err)
require.Equal(t, "[executor:8134]data inconsistency in table: admin_test, index: uk1, col: c2, handle: \"1\", index-values:\"KindInt64 20\" != record-values:\"KindInt64 10\", compare err:<nil>", err.Error())
hook.checkLogCount(t, 1)
logEntry := hook.logs[0]
logEntry.checkMsg(t, "admin check found data inconsistency")
logEntry.checkField(t,
zap.String("table_name", "admin_test"),
zap.String("index_name", "uk1"),
zap.Stringer("row_id", kv.IntHandle(1)),
zap.String("col", "c2"),
)
logEntry.checkFieldNotEmpty(t, "row_mvcc")
logEntry.checkFieldNotEmpty(t, "index_mvcc")
}()
// handle match but value is different for plain key
func() {
defer tk.rebuild()
tk.MustExec(tk.ctx, fmt.Sprintf("insert into %s values(1, 10, '100')", tblName))
txn, err := store.Begin()
require.NoError(t, err)
require.NoError(t, tk.plainIndex.Delete(tk.sctx, txn, []types.Datum{types.NewStringDatum("100")}, kv.IntHandle(1)))
_, err = tk.plainIndex.Create(mock.NewContext(), txn, []types.Datum{types.NewStringDatum("200")}, kv.IntHandle(1), nil)
require.NoError(t, err)
require.NoError(t, txn.Commit(tk.ctx))
ctx, hook := withLogHook(tk.ctx, t, "inconsistency")
_, err = tk.Exec(ctx, "admin check table admin_test")
require.Error(t, err)
require.Equal(t, "[executor:8134]data inconsistency in table: admin_test, index: k2, col: c3, handle: \"1\", index-values:\"KindString 200\" != record-values:\"KindString 100\", compare err:<nil>", err.Error())
hook.checkLogCount(t, 1)
logEntry := hook.logs[0]
logEntry.checkMsg(t, "admin check found data inconsistency")
logEntry.checkField(t,
zap.String("table_name", "admin_test"),
zap.String("index_name", "k2"),
zap.Stringer("row_id", kv.IntHandle(1)),
zap.String("col", "c3"),
)
logEntry.checkFieldNotEmpty(t, "row_mvcc")
logEntry.checkFieldNotEmpty(t, "index_mvcc")
}()
// test binary column.
opt := newDefaultOpt()
opt.clustered = "clustered"
opt.pkColType = "varbinary(300)"
opt.idxColType = "varbinary(300)"
opt.ukColType = "varbinary(300)"
tk = newInconsistencyKit(t, testkit.NewAsyncTestKit(t, store), newDefaultOpt())
func() {
defer tk.rebuild()
txn, err := store.Begin()
require.NoError(t, err)
encoded, err := codec.EncodeKey(new(stmtctx.StatementContext), nil, types.NewBytesDatum([]byte{1, 0, 1, 0, 0, 1, 1}))
require.NoError(t, err)
hd, err := kv.NewCommonHandle(encoded)
require.NoError(t, err)
_, err = tk.uniqueIndex.Create(mock.NewContext(), txn, []types.Datum{types.NewBytesDatum([]byte{1, 1, 0, 1, 1, 1, 1, 0})}, hd, nil)
require.NoError(t, err)
require.NoError(t, txn.Commit(tk.ctx))
ctx, hook := withLogHook(tk.ctx, t, "inconsistency")
// TODO(tiancaiamao): admin check doesn't support the chunk protocol.
// Remove this after https://github.com/pingcap/tidb/issues/35156
_, err = tk.Exec(ctx, "set @@tidb_enable_chunk_rpc = off")
require.NoError(t, err)
_, err = tk.Exec(ctx, "admin check table admin_test")
require.Error(t, err)
require.Equal(t, `[admin:8223]data inconsistency in table: admin_test, index: uk1, handle: 282574488403969, index-values:"handle: 282574488403969, values: [KindInt64 282578800083201 KindInt64 282574488403969]" != record-values:""`, err.Error())
hook.checkLogCount(t, 1)
logEntry := hook.logs[0]
logEntry.checkMsg(t, "admin check found data inconsistency")
logEntry.checkField(t,
zap.String("table_name", "admin_test"),
zap.String("index_name", "uk1"),
zap.Stringer("row_id", kv.IntHandle(282574488403969)),
)
logEntry.checkFieldNotEmpty(t, "row_mvcc")
logEntry.checkFieldNotEmpty(t, "index_mvcc")
}()
}
func TestAdminCheckTable(t *testing.T) {
// test NULL value.
store := testkit.CreateMockStore(t)
tk := testkit.NewTestKit(t, store)
tk.MustExec("use test")
tk.MustExec(`CREATE TABLE test_null (
a int(11) NOT NULL,
c int(11) NOT NULL,
PRIMARY KEY (a, c),
KEY idx_a (a)
) ENGINE=InnoDB DEFAULT CHARSET=utf8 COLLATE=utf8_bin`)
tk.MustExec(`insert into test_null(a, c) values(2, 2);`)
tk.MustExec(`ALTER TABLE test_null ADD COLUMN b int NULL DEFAULT '1795454803' AFTER a;`)
tk.MustExec(`ALTER TABLE test_null add index b(b);`)
tk.MustExec("ADMIN CHECK TABLE test_null")
// Fix unflatten issue in CheckExec.
tk.MustExec(`drop table if exists test`)
tk.MustExec(`create table test (
a time,
PRIMARY KEY (a)
);`)
tk.MustExec(`insert into test set a='12:10:36';`)
tk.MustExec(`admin check table test`)
// Test decimal
tk.MustExec(`drop table if exists test`)
tk.MustExec("CREATE TABLE test ( a decimal, PRIMARY KEY (a));")
tk.MustExec("insert into test set a=10;")
tk.MustExec("admin check table test;")
// Test timestamp type check table.
tk.MustExec(`drop table if exists test`)
tk.MustExec(`create table test ( a TIMESTAMP, primary key(a) );`)
tk.MustExec(`insert into test set a='2015-08-10 04:18:49';`)
tk.MustExec(`admin check table test;`)
// Test partitioned table.
tk.MustExec(`drop table if exists test`)
tk.MustExec(`create table test (
a int not null,
c int not null,
primary key (a, c),
key idx_a (a)) partition by range (c) (
partition p1 values less than (1),
partition p2 values less than (4),
partition p3 values less than (7),
partition p4 values less than (11))`)
for i := 1; i <= 10; i++ {
tk.MustExec(fmt.Sprintf("insert into test values (%d, %d);", i, i))
}
tk.MustExec(`admin check table test;`)
// Test index in virtual generated column.
tk.MustExec(`drop table if exists test`)
tk.MustExec(`create table test ( b json , c int as (JSON_EXTRACT(b,'$.d')), index idxc(c));`)
tk.MustExec(`INSERT INTO test set b='{"d": 100}';`)
tk.MustExec(`admin check table test;`)
// Test prefix index.
tk.MustExec(`drop table if exists t`)
tk.MustExec(`CREATE TABLE t (
ID CHAR(32) NOT NULL,
name CHAR(32) NOT NULL,
value CHAR(255),
INDEX indexIDname (ID(8),name(8)));`)
tk.MustExec(`INSERT INTO t VALUES ('keyword','urlprefix','text/ /text');`)
tk.MustExec(`admin check table t;`)
tk.MustExec("use mysql")
tk.MustExec(`admin check table test.t;`)
err := tk.ExecToErr("admin check table t")
require.Error(t, err)
// test add index on time type column which have default value
tk.MustExec("use test")
tk.MustExec(`drop table if exists t1`)
tk.MustExec(`CREATE TABLE t1 (c2 YEAR, PRIMARY KEY (c2))`)
tk.MustExec(`INSERT INTO t1 SET c2 = '1912'`)
tk.MustExec(`ALTER TABLE t1 ADD COLUMN c3 TIMESTAMP NULL DEFAULT '1976-08-29 16:28:11'`)
tk.MustExec(`ALTER TABLE t1 ADD COLUMN c4 DATE NULL DEFAULT '1976-08-29'`)
tk.MustExec(`ALTER TABLE t1 ADD COLUMN c5 TIME NULL DEFAULT '16:28:11'`)
tk.MustExec(`ALTER TABLE t1 ADD COLUMN c6 YEAR NULL DEFAULT '1976'`)
tk.MustExec(`ALTER TABLE t1 ADD INDEX idx1 (c2, c3,c4,c5,c6)`)
tk.MustExec(`ALTER TABLE t1 ADD INDEX idx2 (c2)`)
tk.MustExec(`ALTER TABLE t1 ADD INDEX idx3 (c3)`)
tk.MustExec(`ALTER TABLE t1 ADD INDEX idx4 (c4)`)
tk.MustExec(`ALTER TABLE t1 ADD INDEX idx5 (c5)`)
tk.MustExec(`ALTER TABLE t1 ADD INDEX idx6 (c6)`)
tk.MustExec(`admin check table t1`)
// Test add index on decimal column.
tk.MustExec(`drop table if exists td1;`)
tk.MustExec(`CREATE TABLE td1 (c2 INT NULL DEFAULT '70');`)
tk.MustExec(`INSERT INTO td1 SET c2 = '5';`)
tk.MustExec(`ALTER TABLE td1 ADD COLUMN c4 DECIMAL(12,8) NULL DEFAULT '213.41598062';`)
tk.MustExec(`ALTER TABLE td1 ADD INDEX id2 (c4) ;`)
tk.MustExec(`ADMIN CHECK TABLE td1;`)
// Test add not null column, then add index.
tk.MustExec(`drop table if exists t1`)
tk.MustExec(`create table t1 (a int);`)
tk.MustExec(`insert into t1 set a=2;`)
tk.MustExec(`alter table t1 add column b timestamp not null;`)
tk.MustExec(`alter table t1 add index(b);`)
tk.MustExec(`admin check table t1;`)
// Test for index with change decimal precision.
tk.MustExec(`drop table if exists t1`)
tk.MustExec(`create table t1 (a decimal(2,1), index(a))`)
tk.MustExec(`insert into t1 set a='1.9'`)
err = tk.ExecToErr(`alter table t1 modify column a decimal(3,2);`)
require.NoError(t, err)
tk.MustExec(`delete from t1;`)
tk.MustExec(`admin check table t1;`)
}
func TestAdminCheckPrimaryIndex(t *testing.T) {
store := testkit.CreateMockStore(t)
tk := testkit.NewTestKit(t, store)
tk.MustExec("use test")
tk.MustExec("create table t(a bigint unsigned primary key, b int, c int, index idx(a, b));")
tk.MustExec("insert into t values(1, 1, 1), (9223372036854775807, 2, 2);")
tk.MustExec("admin check index t idx;")
}
func TestAdminCheckWithSnapshot(t *testing.T) {
store, domain := testkit.CreateMockStoreAndDomain(t)
tk := testkit.NewTestKit(t, store)
tk.MustExec("use test")
tk.MustExec("drop table if exists admin_t_s")
tk.MustExec("create table admin_t_s (a int, b int, key(a));")
tk.MustExec("insert into admin_t_s values (0,0),(1,1);")
tk.MustExec("admin check table admin_t_s;")
tk.MustExec("admin check index admin_t_s a;")
snapshotTime := time.Now()
ctx := mock.NewContext()
ctx.Store = store
is := domain.InfoSchema()
dbName := model.NewCIStr("test")
tblName := model.NewCIStr("admin_t_s")
tbl, err := is.TableByName(dbName, tblName)
require.NoError(t, err)
tblInfo := tbl.Meta()
idxInfo := tblInfo.FindIndexByName("a")
idxOpr := tables.NewIndex(tblInfo.ID, tblInfo, idxInfo)
txn, err := store.Begin()
require.NoError(t, err)
_, err = idxOpr.Create(ctx, txn, types.MakeDatums(2), kv.IntHandle(100), nil)
require.NoError(t, err)
err = txn.Commit(context.Background())
require.NoError(t, err)
err = tk.ExecToErr("admin check table admin_t_s")
require.Error(t, err)
err = tk.ExecToErr("admin check index admin_t_s a")
require.Error(t, err)
// For mocktikv, safe point is not initialized, we manually insert it for snapshot to use.
safePointName := "tikv_gc_safe_point"
safePointValue := "20060102-15:04:05 -0700"
safePointComment := "All versions after safe point can be accessed. (DO NOT EDIT)"
updateSafePoint := fmt.Sprintf(`INSERT INTO mysql.tidb VALUES ('%[1]s', '%[2]s', '%[3]s')
ON DUPLICATE KEY
UPDATE variable_value = '%[2]s', comment = '%[3]s'`, safePointName, safePointValue, safePointComment)
tk.MustExec(updateSafePoint)
// For admin check table when use snapshot.
tk.MustExec("set @@tidb_snapshot = '" + snapshotTime.Format("2006-01-02 15:04:05.999999") + "'")
tk.MustExec("admin check table admin_t_s;")
tk.MustExec("admin check index admin_t_s a;")
tk.MustExec("set @@tidb_snapshot = ''")
err = tk.ExecToErr("admin check table admin_t_s")
require.Error(t, err)
err = tk.ExecToErr("admin check index admin_t_s a")
require.Error(t, err)
r := tk.MustQuery("admin cleanup index admin_t_s a")
r.Check(testkit.Rows("1"))
tk.MustExec("admin check table admin_t_s;")
tk.MustExec("admin check index admin_t_s a;")
tk.MustExec("drop table if exists admin_t_s")
}
func TestAdminCheckTableFailed(t *testing.T) {
store, domain := testkit.CreateMockStoreAndDomain(t)
tk := testkit.NewTestKit(t, store)
tk.MustExec("use test")
tk.MustExec("drop table if exists admin_test")
tk.MustExec("create table admin_test (c1 int, c2 int, c3 varchar(255) default '1', primary key(c1), key(c3), unique key(c2), key(c2, c3))")
tk.MustExec("insert admin_test (c1, c2, c3) values (-10, -20, 'y'), (-1, -10, 'z'), (1, 11, 'a'), (2, 12, 'b'), (5, 15, 'c'), (10, 20, 'd'), (20, 30, 'e')")
// Make some corrupted index. Build the index information.
ctx := mock.NewContext()
ctx.Store = store
is := domain.InfoSchema()
dbName := model.NewCIStr("test")
tblName := model.NewCIStr("admin_test")
tbl, err := is.TableByName(dbName, tblName)
require.NoError(t, err)
tblInfo := tbl.Meta()
idxInfo := tblInfo.Indices[1]
indexOpr := tables.NewIndex(tblInfo.ID, tblInfo, idxInfo)
sc := ctx.GetSessionVars().StmtCtx
tk.Session().GetSessionVars().IndexLookupSize = 3
tk.Session().GetSessionVars().MaxChunkSize = 3
// Reduce one row of index.
// Table count > index count.
// Index c2 is missing 11.
txn, err := store.Begin()
require.NoError(t, err)
err = indexOpr.Delete(sc, txn, types.MakeDatums(-10), kv.IntHandle(-1))
require.NoError(t, err)
err = txn.Commit(context.Background())
require.NoError(t, err)
err = tk.ExecToErr("admin check table admin_test")
require.Error(t, err)
require.EqualError(t, err, "[admin:8223]data inconsistency in table: admin_test, index: c2, handle: -1, index-values:\"\" != record-values:\"handle: -1, values: [KindInt64 -10]\"")
require.True(t, consistency.ErrAdminCheckInconsistent.Equal(err))
tk.MustExec("set @@tidb_redact_log=1;")
err = tk.ExecToErr("admin check table admin_test")
require.Error(t, err)
require.EqualError(t, err, "[admin:8223]data inconsistency in table: admin_test, index: c2, handle: ?, index-values:\"?\" != record-values:\"?\"")
tk.MustExec("set @@tidb_redact_log=0;")
r := tk.MustQuery("admin recover index admin_test c2")
r.Check(testkit.Rows("1 7"))
tk.MustExec("admin check table admin_test")
// Add one row of index.
// Table count < index count.
// Index c2 has one more values than table data: 0, and the handle 0 hasn't correlative record.
txn, err = store.Begin()
require.NoError(t, err)
_, err = indexOpr.Create(ctx, txn, types.MakeDatums(0), kv.IntHandle(0), nil)
require.NoError(t, err)
err = txn.Commit(context.Background())
require.NoError(t, err)
err = tk.ExecToErr("admin check table admin_test")
require.Error(t, err)
require.EqualError(t, err, "[admin:8223]data inconsistency in table: admin_test, index: c2, handle: 0, index-values:\"handle: 0, values: [KindInt64 0 KindInt64 0]\" != record-values:\"\"")
tk.MustExec("set @@tidb_redact_log=1;")
err = tk.ExecToErr("admin check table admin_test")
require.Error(t, err)
require.EqualError(t, err, "[admin:8223]data inconsistency in table: admin_test, index: c2, handle: ?, index-values:\"?\" != record-values:\"?\"")
tk.MustExec("set @@tidb_redact_log=0;")
// Add one row of index.
// Table count < index count.
// Index c2 has two more values than table data: 10, 13, and these handles have correlative record.
txn, err = store.Begin()
require.NoError(t, err)
err = indexOpr.Delete(sc, txn, types.MakeDatums(0), kv.IntHandle(0))
require.NoError(t, err)
// Make sure the index value "19" is smaller "21". Then we scan to "19" before "21".
_, err = indexOpr.Create(ctx, txn, types.MakeDatums(19), kv.IntHandle(10), nil)
require.NoError(t, err)
_, err = indexOpr.Create(ctx, txn, types.MakeDatums(13), kv.IntHandle(2), nil)
require.NoError(t, err)
err = txn.Commit(context.Background())
require.NoError(t, err)
err = tk.ExecToErr("admin check table admin_test")
require.Error(t, err)
require.EqualError(t, err, "[executor:8134]data inconsistency in table: admin_test, index: c2, col: c2, handle: \"2\", index-values:\"KindInt64 13\" != record-values:\"KindInt64 12\", compare err:<nil>")
tk.MustExec("set @@tidb_redact_log=1;")
err = tk.ExecToErr("admin check table admin_test")
require.Error(t, err)
require.EqualError(t, err, "[executor:8134]data inconsistency in table: admin_test, index: c2, col: c2, handle: \"?\", index-values:\"?\" != record-values:\"?\", compare err:\"?\"")
tk.MustExec("set @@tidb_redact_log=0;")
// Table count = index count.
// Two indices have the same handle.
txn, err = store.Begin()
require.NoError(t, err)
err = indexOpr.Delete(sc, txn, types.MakeDatums(13), kv.IntHandle(2))
require.NoError(t, err)
err = indexOpr.Delete(sc, txn, types.MakeDatums(12), kv.IntHandle(2))
require.NoError(t, err)
err = txn.Commit(context.Background())
require.NoError(t, err)
err = tk.ExecToErr("admin check table admin_test")
require.Error(t, err)
require.EqualError(t, err, "[executor:8134]data inconsistency in table: admin_test, index: c2, col: c2, handle: \"10\", index-values:\"KindInt64 19\" != record-values:\"KindInt64 20\", compare err:<nil>")
tk.MustExec("set @@tidb_redact_log=1;")
err = tk.ExecToErr("admin check table admin_test")
require.Error(t, err)
require.EqualError(t, err, "[executor:8134]data inconsistency in table: admin_test, index: c2, col: c2, handle: \"?\", index-values:\"?\" != record-values:\"?\", compare err:\"?\"")
tk.MustExec("set @@tidb_redact_log=0;")
// Table count = index count.
// Index c2 has one line of data is 19, the corresponding table data is 20.
txn, err = store.Begin()
require.NoError(t, err)
_, err = indexOpr.Create(ctx, txn, types.MakeDatums(12), kv.IntHandle(2), nil)
require.NoError(t, err)
err = indexOpr.Delete(sc, txn, types.MakeDatums(20), kv.IntHandle(10))
require.NoError(t, err)
err = txn.Commit(context.Background())
require.NoError(t, err)
err = tk.ExecToErr("admin check table admin_test")
require.Error(t, err)
require.EqualError(t, err, "[executor:8134]data inconsistency in table: admin_test, index: c2, col: c2, handle: \"10\", index-values:\"KindInt64 19\" != record-values:\"KindInt64 20\", compare err:<nil>")
tk.MustExec("set @@tidb_redact_log=1;")
err = tk.ExecToErr("admin check table admin_test")
require.Error(t, err)
require.EqualError(t, err, "[executor:8134]data inconsistency in table: admin_test, index: c2, col: c2, handle: \"?\", index-values:\"?\" != record-values:\"?\", compare err:\"?\"")
tk.MustExec("set @@tidb_redact_log=0;")
// Recover records.
txn, err = store.Begin()
require.NoError(t, err)
err = indexOpr.Delete(sc, txn, types.MakeDatums(19), kv.IntHandle(10))
require.NoError(t, err)
_, err = indexOpr.Create(ctx, txn, types.MakeDatums(20), kv.IntHandle(10), nil)
require.NoError(t, err)
err = txn.Commit(context.Background())
require.NoError(t, err)
tk.MustExec("admin check table admin_test")
}