339 lines
20 KiB
Go
339 lines
20 KiB
Go
// Copyright 2019 PingCAP, Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package executor_test
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import (
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"crypto/tls"
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"fmt"
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"math"
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"strconv"
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"sync"
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. "github.com/pingcap/check"
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"github.com/pingcap/parser/auth"
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"github.com/pingcap/tidb/planner/core"
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"github.com/pingcap/tidb/session"
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"github.com/pingcap/tidb/util"
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"github.com/pingcap/tidb/util/kvcache"
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"github.com/pingcap/tidb/util/testkit"
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)
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// mockSessionManager is a mocked session manager which is used for test.
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type mockSessionManager1 struct {
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PS []*util.ProcessInfo
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}
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// ShowProcessList implements the SessionManager.ShowProcessList interface.
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func (msm *mockSessionManager1) ShowProcessList() map[uint64]*util.ProcessInfo {
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ret := make(map[uint64]*util.ProcessInfo)
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for _, item := range msm.PS {
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ret[item.ID] = item
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}
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return ret
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}
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func (msm *mockSessionManager1) GetProcessInfo(id uint64) (*util.ProcessInfo, bool) {
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for _, item := range msm.PS {
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if item.ID == id {
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return item, true
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}
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}
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return &util.ProcessInfo{}, false
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}
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// Kill implements the SessionManager.Kill interface.
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func (msm *mockSessionManager1) Kill(cid uint64, query bool) {
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}
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func (msm *mockSessionManager1) UpdateTLSConfig(cfg *tls.Config) {
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}
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func (s *testSuite) TestExplainFor(c *C) {
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tkRoot := testkit.NewTestKitWithInit(c, s.store)
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tkUser := testkit.NewTestKitWithInit(c, s.store)
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tkRoot.MustExec("create table t1(c1 int, c2 int)")
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tkRoot.MustExec("create table t2(c1 int, c2 int)")
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tkRoot.MustExec("create user tu@'%'")
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tkRoot.Se.Auth(&auth.UserIdentity{Username: "root", Hostname: "localhost", CurrentUser: true, AuthUsername: "root", AuthHostname: "%"}, nil, []byte("012345678901234567890"))
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tkUser.Se.Auth(&auth.UserIdentity{Username: "tu", Hostname: "localhost", CurrentUser: true, AuthUsername: "tu", AuthHostname: "%"}, nil, []byte("012345678901234567890"))
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tkRoot.MustQuery("select * from t1;")
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tkRootProcess := tkRoot.Se.ShowProcess()
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ps := []*util.ProcessInfo{tkRootProcess}
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tkRoot.Se.SetSessionManager(&mockSessionManager1{PS: ps})
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tkUser.Se.SetSessionManager(&mockSessionManager1{PS: ps})
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tkRoot.MustQuery(fmt.Sprintf("explain for connection %d", tkRootProcess.ID)).Check(testkit.Rows(
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"TableReader_5 10000.00 root data:TableFullScan_4",
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"└─TableFullScan_4 10000.00 cop[tikv] table:t1 keep order:false, stats:pseudo",
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))
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err := tkUser.ExecToErr(fmt.Sprintf("explain for connection %d", tkRootProcess.ID))
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c.Check(core.ErrAccessDenied.Equal(err), IsTrue)
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err = tkUser.ExecToErr("explain for connection 42")
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c.Check(core.ErrNoSuchThread.Equal(err), IsTrue)
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tkRootProcess.Plan = nil
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ps = []*util.ProcessInfo{tkRootProcess}
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tkRoot.Se.SetSessionManager(&mockSessionManager1{PS: ps})
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tkRoot.MustExec(fmt.Sprintf("explain for connection %d", tkRootProcess.ID))
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}
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func (s *testSuite) TestIssue11124(c *C) {
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tk := testkit.NewTestKitWithInit(c, s.store)
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tk2 := testkit.NewTestKitWithInit(c, s.store)
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tk.MustExec("drop table if exists kankan1")
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tk.MustExec("drop table if exists kankan2")
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tk.MustExec("create table kankan1(id int, name text);")
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tk.MustExec("create table kankan2(id int, h1 text);")
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tk.MustExec("insert into kankan1 values(1, 'a'), (2, 'a');")
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tk.MustExec("insert into kankan2 values(2, 'z');")
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tk.MustQuery("select t1.id from kankan1 t1 left join kankan2 t2 on t1.id = t2.id where (case when t1.name='b' then 'case2' when t1.name='a' then 'case1' else NULL end) = 'case1'")
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tkRootProcess := tk.Se.ShowProcess()
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ps := []*util.ProcessInfo{tkRootProcess}
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tk.Se.SetSessionManager(&mockSessionManager1{PS: ps})
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tk2.Se.SetSessionManager(&mockSessionManager1{PS: ps})
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rs := tk.MustQuery("explain select t1.id from kankan1 t1 left join kankan2 t2 on t1.id = t2.id where (case when t1.name='b' then 'case2' when t1.name='a' then 'case1' else NULL end) = 'case1'").Rows()
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rs2 := tk2.MustQuery(fmt.Sprintf("explain for connection %d", tkRootProcess.ID)).Rows()
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for i := range rs {
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c.Assert(rs[i], DeepEquals, rs2[i])
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}
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}
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func (s *testSuite) TestExplainMemTablePredicate(c *C) {
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tk := testkit.NewTestKitWithInit(c, s.store)
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tk.MustQuery("desc select * from METRICS_SCHEMA.tidb_query_duration where time >= '2019-12-23 16:10:13' and time <= '2019-12-23 16:30:13' ").Check(testkit.Rows(
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"MemTableScan_5 10000.00 root table:tidb_query_duration PromQL:histogram_quantile(0.9, sum(rate(tidb_server_handle_query_duration_seconds_bucket{}[60s])) by (le,sql_type,instance)), start_time:2019-12-23 16:10:13, end_time:2019-12-23 16:30:13, step:1m0s"))
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tk.MustQuery("desc select * from METRICS_SCHEMA.up where time >= '2019-12-23 16:10:13' and time <= '2019-12-23 16:30:13' ").Check(testkit.Rows(
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"MemTableScan_5 10000.00 root table:up PromQL:up{}, start_time:2019-12-23 16:10:13, end_time:2019-12-23 16:30:13, step:1m0s"))
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tk.MustQuery("desc select * from information_schema.cluster_log where time >= '2019-12-23 16:10:13' and time <= '2019-12-23 16:30:13'").Check(testkit.Rows(
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"MemTableScan_5 10000.00 root table:CLUSTER_LOG start_time:2019-12-23 16:10:13, end_time:2019-12-23 16:30:13"))
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tk.MustQuery("desc select * from information_schema.cluster_log where level in ('warn','error') and time >= '2019-12-23 16:10:13' and time <= '2019-12-23 16:30:13'").Check(testkit.Rows(
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`MemTableScan_5 10000.00 root table:CLUSTER_LOG start_time:2019-12-23 16:10:13, end_time:2019-12-23 16:30:13, log_levels:["error","warn"]`))
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tk.MustQuery("desc select * from information_schema.cluster_log where type in ('high_cpu_1','high_memory_1') and time >= '2019-12-23 16:10:13' and time <= '2019-12-23 16:30:13'").Check(testkit.Rows(
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`MemTableScan_5 10000.00 root table:CLUSTER_LOG start_time:2019-12-23 16:10:13, end_time:2019-12-23 16:30:13, node_types:["high_cpu_1","high_memory_1"]`))
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tk.MustQuery("desc select * from information_schema.slow_query").Check(testkit.Rows(
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"MemTableScan_4 10000.00 root table:SLOW_QUERY only search in the current 'tidb-slow.log' file"))
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tk.MustQuery("desc select * from information_schema.slow_query where time >= '2019-12-23 16:10:13' and time <= '2019-12-23 16:30:13'").Check(testkit.Rows(
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"MemTableScan_5 10000.00 root table:SLOW_QUERY start_time:2019-12-23 16:10:13.000000, end_time:2019-12-23 16:30:13.000000"))
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tk.MustExec("set @@time_zone = '+00:00';")
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tk.MustQuery("desc select * from information_schema.slow_query where time >= '2019-12-23 16:10:13' and time <= '2019-12-23 16:30:13'").Check(testkit.Rows(
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"MemTableScan_5 10000.00 root table:SLOW_QUERY start_time:2019-12-23 16:10:13.000000, end_time:2019-12-23 16:30:13.000000"))
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}
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func (s *testSuite) TestExplainClusterTable(c *C) {
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tk := testkit.NewTestKitWithInit(c, s.store)
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tk.MustQuery(fmt.Sprintf("desc select * from information_schema.cluster_config where type in ('tikv', 'tidb')")).Check(testkit.Rows(
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`MemTableScan_5 10000.00 root table:CLUSTER_CONFIG node_types:["tidb","tikv"]`))
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tk.MustQuery(fmt.Sprintf("desc select * from information_schema.cluster_config where instance='192.168.1.7:2379'")).Check(testkit.Rows(
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`MemTableScan_5 10000.00 root table:CLUSTER_CONFIG instances:["192.168.1.7:2379"]`))
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tk.MustQuery(fmt.Sprintf("desc select * from information_schema.cluster_config where type='tidb' and instance='192.168.1.7:2379'")).Check(testkit.Rows(
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`MemTableScan_5 10000.00 root table:CLUSTER_CONFIG node_types:["tidb"], instances:["192.168.1.7:2379"]`))
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}
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func (s *testSuite) TestInspectionResultTable(c *C) {
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tk := testkit.NewTestKitWithInit(c, s.store)
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tk.MustQuery("desc select * from information_schema.inspection_result where rule = 'ddl' and rule = 'config'").Check(testkit.Rows(
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`MemTableScan_5 10000.00 root table:INSPECTION_RESULT skip_inspection:true`))
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tk.MustQuery("desc select * from information_schema.inspection_result where rule in ('ddl', 'config')").Check(testkit.Rows(
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`MemTableScan_5 10000.00 root table:INSPECTION_RESULT rules:["config","ddl"], items:[]`))
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tk.MustQuery("desc select * from information_schema.inspection_result where item in ('ddl.lease', 'raftstore.threadpool')").Check(testkit.Rows(
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`MemTableScan_5 10000.00 root table:INSPECTION_RESULT rules:[], items:["ddl.lease","raftstore.threadpool"]`))
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tk.MustQuery("desc select * from information_schema.inspection_result where item in ('ddl.lease', 'raftstore.threadpool') and rule in ('ddl', 'config')").Check(testkit.Rows(
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`MemTableScan_5 10000.00 root table:INSPECTION_RESULT rules:["config","ddl"], items:["ddl.lease","raftstore.threadpool"]`))
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}
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func (s *testSuite) TestInspectionRuleTable(c *C) {
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tk := testkit.NewTestKitWithInit(c, s.store)
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tk.MustQuery(fmt.Sprintf("desc select * from information_schema.inspection_rules where type='inspection'")).Check(testkit.Rows(
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`MemTableScan_5 10000.00 root table:INSPECTION_RULES node_types:["inspection"]`))
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tk.MustQuery(fmt.Sprintf("desc select * from information_schema.inspection_rules where type='inspection' or type='summary'")).Check(testkit.Rows(
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`MemTableScan_5 10000.00 root table:INSPECTION_RULES node_types:["inspection","summary"]`))
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tk.MustQuery(fmt.Sprintf("desc select * from information_schema.inspection_rules where type='inspection' and type='summary'")).Check(testkit.Rows(
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`MemTableScan_5 10000.00 root table:INSPECTION_RULES skip_request: true`))
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}
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type testPrepareSerialSuite struct {
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*baseTestSuite
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}
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func (s *testPrepareSerialSuite) TestExplainForConnPlanCache(c *C) {
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orgEnable := core.PreparedPlanCacheEnabled()
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defer func() {
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core.SetPreparedPlanCache(orgEnable)
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}()
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core.SetPreparedPlanCache(true)
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var err error
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tk1 := testkit.NewTestKit(c, s.store)
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tk1.Se, err = session.CreateSession4TestWithOpt(s.store, &session.Opt{
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PreparedPlanCache: kvcache.NewSimpleLRUCache(100, 0.1, math.MaxUint64),
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})
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c.Assert(err, IsNil)
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tk2 := testkit.NewTestKitWithInit(c, s.store)
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tk1.MustExec("use test")
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tk1.MustExec("drop table if exists t")
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tk1.MustExec("create table t(a int)")
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tk1.MustExec("prepare stmt from 'select * from t where a = ?'")
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tk1.MustExec("set @p0='1'")
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executeQuery := "execute stmt using @p0"
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explainQuery := "explain for connection " + strconv.FormatUint(tk1.Se.ShowProcess().ID, 10)
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explainResult := testkit.Rows(
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"TableReader_7 8000.00 root data:Selection_6",
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"└─Selection_6 8000.00 cop[tikv] eq(cast(test.t.a), 1)",
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" └─TableFullScan_5 10000.00 cop[tikv] table:t keep order:false, stats:pseudo",
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)
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// Now the ProcessInfo held by mockSessionManager1 will not be updated in real time.
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// So it needs to be reset every time before tk2 query.
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// TODO: replace mockSessionManager1 with another mockSessionManager.
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// single test
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tk1.MustExec(executeQuery)
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tk2.Se.SetSessionManager(&mockSessionManager1{
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PS: []*util.ProcessInfo{tk1.Se.ShowProcess()},
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})
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tk2.MustQuery(explainQuery).Check(explainResult)
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// multiple test, '1000' is both effective and efficient.
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repeats := 1000
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var wg sync.WaitGroup
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wg.Add(2)
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go func() {
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for i := 0; i < repeats; i++ {
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tk1.MustExec(executeQuery)
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}
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wg.Done()
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}()
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go func() {
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for i := 0; i < repeats; i++ {
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tk2.Se.SetSessionManager(&mockSessionManager1{
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PS: []*util.ProcessInfo{tk1.Se.ShowProcess()},
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})
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tk2.MustQuery(explainQuery).Check(explainResult)
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}
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wg.Done()
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}()
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wg.Wait()
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}
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func (s *testPrepareSerialSuite) TestExplainDotForExplainPlan(c *C) {
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tk := testkit.NewTestKit(c, s.store)
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rows := tk.MustQuery("select connection_id()").Rows()
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c.Assert(len(rows), Equals, 1)
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connID := rows[0][0].(string)
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tk.MustQuery("explain select 1").Check(testkit.Rows(
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"Projection_3 1.00 root 1->Column#1",
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"└─TableDual_4 1.00 root rows:1",
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))
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tkProcess := tk.Se.ShowProcess()
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ps := []*util.ProcessInfo{tkProcess}
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tk.Se.SetSessionManager(&mockSessionManager1{PS: ps})
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tk.MustQuery(fmt.Sprintf("explain format=\"dot\" for connection %s", connID)).Check(nil)
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}
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func (s *testSuite) TestExplainTableStorage(c *C) {
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tk := testkit.NewTestKitWithInit(c, s.store)
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tk.MustQuery(fmt.Sprintf("desc select * from information_schema.TABLE_STORAGE_STATS where TABLE_SCHEMA = 'information_schema'")).Check(testkit.Rows(
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fmt.Sprintf("MemTableScan_5 10000.00 root table:TABLE_STORAGE_STATS schema:[\"information_schema\"]")))
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tk.MustQuery(fmt.Sprintf("desc select * from information_schema.TABLE_STORAGE_STATS where TABLE_NAME = 'schemata'")).Check(testkit.Rows(
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fmt.Sprintf("MemTableScan_5 10000.00 root table:TABLE_STORAGE_STATS table:[\"schemata\"]")))
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tk.MustQuery(fmt.Sprintf("desc select * from information_schema.TABLE_STORAGE_STATS where TABLE_SCHEMA = 'information_schema' and TABLE_NAME = 'schemata'")).Check(testkit.Rows(
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fmt.Sprintf("MemTableScan_5 10000.00 root table:TABLE_STORAGE_STATS schema:[\"information_schema\"], table:[\"schemata\"]")))
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}
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func (s *testSuite) TestInspectionSummaryTable(c *C) {
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tk := testkit.NewTestKitWithInit(c, s.store)
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tk.MustQuery("desc select * from information_schema.inspection_summary where rule='ddl'").Check(testkit.Rows(
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`Selection_5 8000.00 root eq(Column#1, "ddl")`,
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`└─MemTableScan_6 10000.00 root table:INSPECTION_SUMMARY rules:["ddl"]`,
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))
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tk.MustQuery("desc select * from information_schema.inspection_summary where 'ddl'=rule or rule='config'").Check(testkit.Rows(
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`Selection_5 8000.00 root or(eq("ddl", Column#1), eq(Column#1, "config"))`,
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`└─MemTableScan_6 10000.00 root table:INSPECTION_SUMMARY rules:["config","ddl"]`,
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))
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tk.MustQuery("desc select * from information_schema.inspection_summary where 'ddl'=rule or rule='config' or rule='slow_query'").Check(testkit.Rows(
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`Selection_5 8000.00 root or(eq("ddl", Column#1), or(eq(Column#1, "config"), eq(Column#1, "slow_query")))`,
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`└─MemTableScan_6 10000.00 root table:INSPECTION_SUMMARY rules:["config","ddl","slow_query"]`,
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))
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tk.MustQuery("desc select * from information_schema.inspection_summary where (rule='config' or rule='slow_query') and (metrics_name='metric_name3' or metrics_name='metric_name1')").Check(testkit.Rows(
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`Selection_5 8000.00 root or(eq(Column#1, "config"), eq(Column#1, "slow_query")), or(eq(Column#3, "metric_name3"), eq(Column#3, "metric_name1"))`,
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`└─MemTableScan_6 10000.00 root table:INSPECTION_SUMMARY rules:["config","slow_query"], metric_names:["metric_name1","metric_name3"]`,
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))
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tk.MustQuery("desc select * from information_schema.inspection_summary where rule in ('ddl', 'slow_query')").Check(testkit.Rows(
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`Selection_5 8000.00 root in(Column#1, "ddl", "slow_query")`,
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`└─MemTableScan_6 10000.00 root table:INSPECTION_SUMMARY rules:["ddl","slow_query"]`,
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))
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tk.MustQuery("desc select * from information_schema.inspection_summary where rule in ('ddl', 'slow_query') and metrics_name='metric_name1'").Check(testkit.Rows(
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`Selection_5 8000.00 root eq(Column#3, "metric_name1"), in(Column#1, "ddl", "slow_query")`,
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`└─MemTableScan_6 10000.00 root table:INSPECTION_SUMMARY rules:["ddl","slow_query"], metric_names:["metric_name1"]`,
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))
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tk.MustQuery("desc select * from information_schema.inspection_summary where rule in ('ddl', 'slow_query') and metrics_name in ('metric_name1', 'metric_name2')").Check(testkit.Rows(
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`Selection_5 8000.00 root in(Column#1, "ddl", "slow_query"), in(Column#3, "metric_name1", "metric_name2")`,
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`└─MemTableScan_6 10000.00 root table:INSPECTION_SUMMARY rules:["ddl","slow_query"], metric_names:["metric_name1","metric_name2"]`,
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))
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tk.MustQuery("desc select * from information_schema.inspection_summary where rule='ddl' and metrics_name in ('metric_name1', 'metric_name2')").Check(testkit.Rows(
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`Selection_5 8000.00 root eq(Column#1, "ddl"), in(Column#3, "metric_name1", "metric_name2")`,
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`└─MemTableScan_6 10000.00 root table:INSPECTION_SUMMARY rules:["ddl"], metric_names:["metric_name1","metric_name2"]`,
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))
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tk.MustQuery("desc select * from information_schema.inspection_summary where rule='ddl' and metrics_name='metric_NAME3'").Check(testkit.Rows(
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`Selection_5 8000.00 root eq(Column#1, "ddl"), eq(Column#3, "metric_NAME3")`,
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`└─MemTableScan_6 10000.00 root table:INSPECTION_SUMMARY rules:["ddl"], metric_names:["metric_name3"]`,
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))
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tk.MustQuery("desc select * from information_schema.inspection_summary where rule in ('ddl', 'config') and rule in ('slow_query', 'config')").Check(testkit.Rows(
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`Selection_5 8000.00 root in(Column#1, "ddl", "config"), in(Column#1, "slow_query", "config")`,
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`└─MemTableScan_6 10000.00 root table:INSPECTION_SUMMARY rules:["config"]`,
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))
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tk.MustQuery("desc select * from information_schema.inspection_summary where metrics_name in ('metric_name1', 'metric_name4') and metrics_name in ('metric_name5', 'metric_name4') and rule in ('ddl', 'config') and rule in ('slow_query', 'config') and quantile in (0.80, 0.90)").Check(testkit.Rows(
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`Selection_5 8000.00 root in(Column#1, "ddl", "config"), in(Column#1, "slow_query", "config"), in(Column#3, "metric_name1", "metric_name4"), in(Column#3, "metric_name5", "metric_name4")`,
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`└─MemTableScan_6 10000.00 root table:INSPECTION_SUMMARY rules:["config"], metric_names:["metric_name4"], quantiles:[0.800000,0.900000]`,
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))
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tk.MustQuery("desc select * from information_schema.inspection_summary where metrics_name in ('metric_name1', 'metric_name4') and metrics_name in ('metric_name5', 'metric_name4') and metrics_name in ('metric_name5', 'metric_name1') and metrics_name in ('metric_name1', 'metric_name3')").Check(testkit.Rows(
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`Selection_5 8000.00 root in(Column#3, "metric_name1", "metric_name3"), in(Column#3, "metric_name1", "metric_name4"), in(Column#3, "metric_name5", "metric_name1"), in(Column#3, "metric_name5", "metric_name4")`,
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`└─MemTableScan_6 10000.00 root table:INSPECTION_SUMMARY skip_inspection: true`,
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|
))
|
|
}
|
|
|
|
func (s *testSuite) TestExplainTiFlashSystemTables(c *C) {
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tk := testkit.NewTestKitWithInit(c, s.store)
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tiflashInstance := "192.168.1.7:3930"
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database := "test"
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|
table := "t"
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tk.MustQuery(fmt.Sprintf("desc select * from information_schema.TIFLASH_TABLES where TIFLASH_INSTANCE = '%s'", tiflashInstance)).Check(testkit.Rows(
|
|
fmt.Sprintf("MemTableScan_5 10000.00 root table:TIFLASH_TABLES tiflash_instances:[\"%s\"]", tiflashInstance)))
|
|
tk.MustQuery(fmt.Sprintf("desc select * from information_schema.TIFLASH_SEGMENTS where TIFLASH_INSTANCE = '%s'", tiflashInstance)).Check(testkit.Rows(
|
|
fmt.Sprintf("MemTableScan_5 10000.00 root table:TIFLASH_SEGMENTS tiflash_instances:[\"%s\"]", tiflashInstance)))
|
|
tk.MustQuery(fmt.Sprintf("desc select * from information_schema.TIFLASH_TABLES where TIDB_DATABASE = '%s'", database)).Check(testkit.Rows(
|
|
fmt.Sprintf("MemTableScan_5 10000.00 root table:TIFLASH_TABLES tidb_databases:[\"%s\"]", database)))
|
|
tk.MustQuery(fmt.Sprintf("desc select * from information_schema.TIFLASH_SEGMENTS where TIDB_DATABASE = '%s'", database)).Check(testkit.Rows(
|
|
fmt.Sprintf("MemTableScan_5 10000.00 root table:TIFLASH_SEGMENTS tidb_databases:[\"%s\"]", database)))
|
|
tk.MustQuery(fmt.Sprintf("desc select * from information_schema.TIFLASH_TABLES where TIDB_TABLE = '%s'", table)).Check(testkit.Rows(
|
|
fmt.Sprintf("MemTableScan_5 10000.00 root table:TIFLASH_TABLES tidb_tables:[\"%s\"]", table)))
|
|
tk.MustQuery(fmt.Sprintf("desc select * from information_schema.TIFLASH_SEGMENTS where TIDB_TABLE = '%s'", table)).Check(testkit.Rows(
|
|
fmt.Sprintf("MemTableScan_5 10000.00 root table:TIFLASH_SEGMENTS tidb_tables:[\"%s\"]", table)))
|
|
tk.MustQuery(fmt.Sprintf("desc select * from information_schema.TIFLASH_TABLES where TIFLASH_INSTANCE = '%s' and TIDB_DATABASE = '%s' and TIDB_TABLE = '%s'", tiflashInstance, database, table)).Check(testkit.Rows(
|
|
fmt.Sprintf("MemTableScan_5 10000.00 root table:TIFLASH_TABLES tiflash_instances:[\"%s\"], tidb_databases:[\"%s\"], tidb_tables:[\"%s\"]", tiflashInstance, database, table)))
|
|
tk.MustQuery(fmt.Sprintf("desc select * from information_schema.TIFLASH_SEGMENTS where TIFLASH_INSTANCE = '%s' and TIDB_DATABASE = '%s' and TIDB_TABLE = '%s'", tiflashInstance, database, table)).Check(testkit.Rows(
|
|
fmt.Sprintf("MemTableScan_5 10000.00 root table:TIFLASH_SEGMENTS tiflash_instances:[\"%s\"], tidb_databases:[\"%s\"], tidb_tables:[\"%s\"]", tiflashInstance, database, table)))
|
|
}
|