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oceanbase/src/sql/ob_sql_context.cpp
obdev c2511b580f [FEAT MERGE] materialized view
2024-02-07 20:31:14 +00:00

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/**
* Copyright (c) 2021 OceanBase
* OceanBase CE is licensed under Mulan PubL v2.
* You can use this software according to the terms and conditions of the Mulan PubL v2.
* You may obtain a copy of Mulan PubL v2 at:
* http://license.coscl.org.cn/MulanPubL-2.0
* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
* See the Mulan PubL v2 for more details.
*/
#define USING_LOG_PREFIX SQL_RESV
#include "sql/ob_sql_context.h"
#include <algorithm>
#include "lib/container/ob_se_array_iterator.h"
#include "sql/resolver/dml/ob_sql_hint.h"
#include "sql/ob_sql_define.h"
#include "sql/optimizer/ob_log_plan.h"
#include "share/schema/ob_schema_getter_guard.h"
#include "sql/dblink/ob_dblink_utils.h"
#include "src/storage/tx/ob_trans_define_v4.h"
using namespace ::oceanbase::common;
namespace oceanbase
{
using namespace share::schema;
namespace sql
{
bool LocationConstraint::operator==(const LocationConstraint &other) const {
return key_ == other.key_ && phy_loc_type_ == other.phy_loc_type_ && constraint_flags_ == other.constraint_flags_ ;
}
bool LocationConstraint::operator!=(const LocationConstraint &other) const {
return !(*this == other);
}
int LocationConstraint::calc_constraints_inclusion(const ObLocationConstraint *left,
const ObLocationConstraint *right,
InclusionType &inclusion_result)
{
int ret = OB_SUCCESS;
inclusion_result = NotSubset;
if (OB_ISNULL(left) || OB_ISNULL(right)) {
ret = OB_INVALID_ARGUMENT;
LOG_WARN("invalid argument", K(left), K(right));
} else {
const ObLocationConstraint *set1 = NULL, *set2 = NULL;
bool is_subset = true;
// insure set1.count() >= set2.count()
if (left->count() >= right->count()) {
inclusion_result = LeftIsSuperior;
set1 = left;
set2 = right;
} else {
inclusion_result = RightIsSuperior;
set1 = right;
set2 = left;
}
for (int64_t i = 0; is_subset && i < set2->count(); i++) {
bool detected = false;
for (int64_t j = 0; !detected && j < set1->count(); j++) {
if (set2->at(i) == set1->at(j)) {
detected = true;
}
}
// if the element is not in set1, set1 can not contain all the elements in set2
if (!detected) {
is_subset = false;
}
}
if (!is_subset) {
inclusion_result = NotSubset;
}
}
return ret;
}
int ObLocationConstraintContext::calc_constraints_inclusion(const ObPwjConstraint *left,
const ObPwjConstraint *right,
InclusionType &inclusion_result)
{
int ret = OB_SUCCESS;
inclusion_result = NotSubset;
if (OB_ISNULL(left) || OB_ISNULL(right)) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("get unexpected null", K(ret), K(left), K(right));
} else {
const ObPwjConstraint *set1 = NULL, *set2 = NULL;
bool is_subset = true;
// insure set1.count() >= set2.count()
if (left->count() >= right->count()) {
inclusion_result = LeftIsSuperior;
set1 = left;
set2 = right;
} else {
inclusion_result = RightIsSuperior;
set1 = right;
set2 = left;
}
for (int64_t i = 0; is_subset && i < set2->count(); i++) {
bool detected = false;
for (int64_t j = 0; !detected && j < set1->count(); j++) {
if (set2->at(i) == set1->at(j)) {
detected = true;
}
}
// if the element is not in set1, set1 can not contain all the elements in set2
if (!detected) {
is_subset = false;
}
}
if (!is_subset) {
inclusion_result = NotSubset;
}
}
return ret;
}
int ObQueryRetryInfo::init()
{
int ret = OB_SUCCESS;
if (OB_UNLIKELY(inited_)) {
ret = OB_INIT_TWICE;
LOG_ERROR("init twice", K(ret));
} else {
inited_ = true;
}
return ret;
}
void ObQueryRetryInfo::reset()
{
inited_ = false;
is_rpc_timeout_ = false;
last_query_retry_err_ = OB_SUCCESS;
retry_cnt_ = 0;
query_switch_leader_retry_timeout_ts_ = 0;
}
void ObQueryRetryInfo::clear()
{
// 这里不能将inited_设为false
is_rpc_timeout_ = false;
//last_query_retry_err_ = OB_SUCCESS;
}
void ObQueryRetryInfo::set_is_rpc_timeout(bool is_rpc_timeout)
{
is_rpc_timeout_ = is_rpc_timeout;
}
bool ObQueryRetryInfo::is_rpc_timeout() const
{
return is_rpc_timeout_;
}
ObSqlCtx::ObSqlCtx()
: session_info_(NULL),
schema_guard_(NULL),
secondary_namespace_(NULL),
plan_cache_hit_(false),
self_add_plan_(false),
disable_privilege_check_(PRIV_CHECK_FLAG_NORMAL),
force_print_trace_(false),
is_show_trace_stmt_(false),
retry_times_(OB_INVALID_COUNT),
exec_type_(InvalidType),
is_prepare_protocol_(false),
is_pre_execute_(false),
is_prepare_stage_(false),
is_dynamic_sql_(false),
is_dbms_sql_(false),
is_cursor_(false),
is_remote_sql_(false),
statement_id_(common::OB_INVALID_ID),
stmt_type_(stmt::T_NONE),
is_restore_(false),
need_late_compile_(false),
all_plan_const_param_constraints_(nullptr),
all_possible_const_param_constraints_(nullptr),
all_equal_param_constraints_(nullptr),
all_pre_calc_constraints_(nullptr),
all_expr_constraints_(nullptr),
all_priv_constraints_(nullptr),
need_match_all_params_(false),
all_local_session_vars_(nullptr),
is_ddl_from_primary_(false),
cur_stmt_(NULL),
cur_plan_(nullptr),
can_reroute_sql_(false),
is_sensitive_(false),
is_protocol_weak_read_(false),
flashback_query_expr_(nullptr),
is_execute_call_stmt_(false),
enable_sql_resource_manage_(false),
res_map_rule_id_(OB_INVALID_ID),
res_map_rule_param_idx_(OB_INVALID_INDEX),
res_map_rule_version_(0),
is_text_ps_mode_(false),
first_plan_hash_(0),
is_bulk_(false),
ins_opt_ctx_(),
flags_(0),
reroute_info_(nullptr)
{
sql_id_[0] = '\0';
sql_id_[common::OB_MAX_SQL_ID_LENGTH] = '\0';
}
void ObSqlCtx::reset()
{
multi_stmt_item_.reset();
session_info_ = NULL;
schema_guard_ = NULL;
plan_cache_hit_ = false;
self_add_plan_ = false;
disable_privilege_check_ = PRIV_CHECK_FLAG_NORMAL;
force_print_trace_ = false;
is_show_trace_stmt_ = false;
retry_times_ = OB_INVALID_COUNT;
sql_id_[0] = '\0';
sql_id_[common::OB_MAX_SQL_ID_LENGTH] = '\0';
exec_type_ = InvalidType;
is_prepare_protocol_ = false;
is_pre_execute_ = false;
is_prepare_stage_ = false;
is_dynamic_sql_ = false;
is_remote_sql_ = false;
is_restore_ = false;
need_late_compile_ = false;
all_plan_const_param_constraints_ = nullptr;
all_possible_const_param_constraints_ = nullptr;
all_equal_param_constraints_ = nullptr;
all_pre_calc_constraints_ = nullptr;
all_expr_constraints_ = nullptr;
all_priv_constraints_ = nullptr;
need_match_all_params_ = false;
all_local_session_vars_ = nullptr;
is_ddl_from_primary_ = false;
can_reroute_sql_ = false;
is_sensitive_ = false;
enable_sql_resource_manage_ = false;
res_map_rule_id_ = OB_INVALID_ID;
res_map_rule_param_idx_ = OB_INVALID_INDEX;
res_map_rule_version_ = 0;
is_protocol_weak_read_ = false;
first_plan_hash_ = 0;
first_outline_data_.reset();
if (nullptr != reroute_info_) {
reroute_info_->reset();
op_reclaim_free(reroute_info_);
reroute_info_ = nullptr;
}
clear();
flashback_query_expr_ = nullptr;
stmt_type_ = stmt::T_NONE;
cur_plan_ = nullptr;
is_execute_call_stmt_ = false;
is_text_ps_mode_ = false;
enable_strict_defensive_check_ = false;
enable_user_defined_rewrite_ = false;
is_bulk_ = false;
ins_opt_ctx_.reset();
}
//release dynamic allocated memory
void ObSqlCtx::clear()
{
partition_infos_.reset();
related_user_var_names_.reset();
base_constraints_.reset();
strict_constraints_.reset();
non_strict_constraints_.reset();
dup_table_replica_cons_.reset();
multi_stmt_rowkey_pos_.reset();
spm_ctx_.bl_key_.reset();
cur_stmt_ = nullptr;
is_text_ps_mode_ = false;
ins_opt_ctx_.clear();
}
OB_SERIALIZE_MEMBER(ObSqlCtx, stmt_type_);
void ObSqlSchemaGuard::reset()
{
table_schemas_.reset();
schema_guard_ = NULL;
allocator_.reset();
next_link_table_id_ = 1;
dblink_scn_.reuse();
}
TableItem *ObSqlSchemaGuard::get_table_item_by_ref_id(const ObDMLStmt *stmt, uint64_t ref_table_id)
{
TableItem *table_item = NULL;
if (NULL != stmt) {
const common::ObIArray<sql::TableItem*> &table_items = stmt->get_table_items();
int64_t num = table_items.count();
for (int64_t i = 0; i < num; ++i) {
if (table_items.at(i) != NULL && table_items.at(i)->ref_id_ == ref_table_id) {
table_item = table_items.at(i);
break;
}
}
}
return table_item;
}
bool ObSqlSchemaGuard::is_link_table(const ObDMLStmt *stmt, uint64_t table_id)
{
bool is_link = false;
TableItem *table_item = NULL;
if (NULL != stmt) {
table_item = stmt->get_table_item_by_id(table_id);
is_link = (NULL == table_item) ? false : table_item->is_link_table();
}
return is_link;
}
int ObSqlSchemaGuard::get_dblink_schema(const uint64_t tenant_id,
const uint64_t dblink_id,
const share::schema::ObDbLinkSchema *&dblink_schema)
{
int ret = OB_SUCCESS;
if (OB_ISNULL(schema_guard_)) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("unexpect null schema guard", K(ret));
} else if (OB_FAIL(schema_guard_->get_dblink_schema(tenant_id,
dblink_id,
dblink_schema))) {
LOG_WARN("failed to get dblink schema", K(ret));
}
return ret;
}
int ObSqlSchemaGuard::set_link_table_schema(uint64_t dblink_id,
const common::ObString &database_name,
share::schema::ObTableSchema *table_schema)
{
int ret = OB_SUCCESS;
table_schema->set_dblink_id(dblink_id);
table_schema->set_table_type(share::schema::ObTableType::USER_TABLE);
OX(table_schema->set_link_database_name(database_name);)
OX (table_schema->set_table_id(next_link_table_id_++));
OX (table_schema->set_link_table_id(table_schema->get_table_id()));
OV (table_schema->get_table_id() != OB_INVALID_ID,
OB_ERR_UNEXPECTED, dblink_id, next_link_table_id_);
if (OB_FAIL(table_schemas_.push_back(table_schema))) {
LOG_WARN("failed to push back table schema", K(ret));
}
return ret;
}
int ObSqlSchemaGuard::get_table_schema(uint64_t dblink_id,
const ObString &database_name,
const ObString &table_name,
const ObTableSchema *&table_schema,
sql::ObSQLSessionInfo *session_info,
const ObString &dblink_name,
bool is_reverse_link)
{
int ret = OB_SUCCESS;
int64_t schema_count = table_schemas_.count();
table_schema = NULL;
const uint64_t tenant_id = MTL_ID();
for (int64_t i = 0; OB_SUCC(ret) && OB_ISNULL(table_schema) && i < schema_count; i++) {
// database_name和table_name直接调用compare接口，使用memcmp语义比较，避免多字符集导致各种问题。
const ObTableSchema *tmp_schema = table_schemas_.at(i);
OV (OB_NOT_NULL(tmp_schema));
if (OB_SUCC(ret) && dblink_id == tmp_schema->get_dblink_id() &&
0 == database_name.compare(tmp_schema->get_link_database_name()) &&
0 == table_name.compare(tmp_schema->get_table_name_str())) {
table_schema = tmp_schema;
}
}
if (OB_SUCC(ret) && OB_ISNULL(table_schema)) {
ObTableSchema *tmp_schema = NULL;
OV (OB_NOT_NULL(schema_guard_), OB_NOT_INIT);
uint64_t current_scn = OB_INVALID_ID;
uint64_t *scn = NULL;
if (OB_SUCC(ret)) {
if (OB_ISNULL(session_info)) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("session info is null", K(ret));
} else {
bool use_scn = (session_info->is_in_transaction() &&
transaction::ObTxIsolationLevel::RC == session_info->get_tx_desc()->get_isolation_level())
|| !session_info->is_in_transaction();
if (use_scn && OB_FAIL(get_link_current_scn(dblink_id, tenant_id, session_info, current_scn))) {
if (OB_HASH_NOT_EXIST == ret) {
scn = &current_scn;
ret = OB_SUCCESS;
} else {
LOG_WARN("get link current scn failed", K(ret));
}
}
}
}
OZ (schema_guard_->get_link_table_schema(tenant_id,
dblink_id,
database_name, table_name,
allocator_, tmp_schema,
session_info,
dblink_name,
is_reverse_link,
scn));
if (OB_SUCC(ret) && (NULL != scn)) {
if (OB_FAIL(dblink_scn_.set_refactored(dblink_id, *scn))) {
LOG_WARN("set refactored failed", K(ret));
} else {
LOG_TRACE("set dblink current scn", K(dblink_id), K(*scn));
}
}
OV (OB_NOT_NULL(tmp_schema));
OX (tmp_schema->set_table_id(next_link_table_id_++));
OX (tmp_schema->set_link_table_id(tmp_schema->get_table_id()));
OV (tmp_schema->get_table_id() != OB_INVALID_ID,
OB_ERR_UNEXPECTED, dblink_id, next_link_table_id_);
OZ (table_schemas_.push_back(tmp_schema));
OX (table_schema = tmp_schema);
}
return ret;
}
int ObSqlSchemaGuard::get_table_schema(uint64_t table_id,
uint64_t ref_table_id,
const ObDMLStmt *stmt,
const ObTableSchema *&table_schema)
{
int ret = OB_SUCCESS;
if (OB_ISNULL(stmt)) {
ret = OB_INVALID_ARGUMENT;;
LOG_WARN("get unexpected null", K(ret), K(stmt));
} else {
const TableItem *item = stmt->get_table_item_by_id(table_id);
if (NULL != item && item->is_link_table()) {
if (OB_FAIL(get_link_table_schema(ref_table_id, table_schema))) {
LOG_WARN("failed to get link table schema", K(table_id), K(ret));
}
} else if (OB_FAIL(get_table_schema(ref_table_id, table_schema))) {
LOG_WARN("failed to get table schema", K(table_id), K(ret));
}
}
return ret;
}
int ObSqlSchemaGuard::get_table_schema(uint64_t table_id,
const TableItem *table_item,
const ObTableSchema *&table_schema)
{
int ret = OB_SUCCESS;
if (OB_ISNULL(table_item) ) {
ret = OB_INVALID_ARGUMENT;
LOG_WARN("get unexpected null", K(ret), K(table_item));
} else if (table_item->is_link_table()) {
if (OB_FAIL(get_link_table_schema(table_id, table_schema))) {
LOG_WARN("failed to get link table schema", K(table_id), K(ret));
}
} else if (OB_FAIL(get_table_schema(table_id, table_schema))) {
LOG_WARN("failed to get table schema", K(table_id), K(ret));
}
return ret;
}
int ObSqlSchemaGuard::get_table_schema(uint64_t table_id,
const ObTableSchema *&table_schema,
bool is_link /* = false*/) const
{
int ret = OB_SUCCESS;
if (is_link) {
OZ (get_link_table_schema(table_id, table_schema), table_id, is_link);
} else {
const uint64_t tenant_id = MTL_ID();
OV (OB_NOT_NULL(schema_guard_));
OZ (schema_guard_->get_table_schema(tenant_id, table_id, table_schema), table_id, is_link);
}
return ret;
}
int ObSqlSchemaGuard::get_database_schema(const uint64_t database_id,
const ObDatabaseSchema *&database_schema)
{
int ret = OB_SUCCESS;
database_schema = NULL;
const uint64_t tenant_id = MTL_ID();
OV (OB_NOT_NULL(schema_guard_));
OZ (schema_guard_->get_database_schema(tenant_id, database_id, database_schema), tenant_id, database_id);
return ret;
}
int ObSqlSchemaGuard::get_column_schema(uint64_t table_id, const ObString &column_name,
const ObColumnSchemaV2 *&column_schema,
bool is_link /* = false */) const
{
int ret = OB_SUCCESS;
if (is_link) {
OZ (get_link_column_schema(table_id, column_name, column_schema),
table_id, column_name, is_link);
} else {
const uint64_t tenant_id = MTL_ID();
OV (OB_NOT_NULL(schema_guard_));
OZ (schema_guard_->get_column_schema(tenant_id, table_id, column_name, column_schema),
table_id, column_name, is_link);
}
return ret;
}
int ObSqlSchemaGuard::get_column_schema(uint64_t table_id, uint64_t column_id,
const ObColumnSchemaV2 *&column_schema,
bool is_link /* = false */) const
{
int ret = OB_SUCCESS;
if (is_link) {
OZ (get_link_column_schema(table_id, column_id, column_schema),
table_id, column_id, is_link);
} else {
const uint64_t tenant_id = MTL_ID();
OV (OB_NOT_NULL(schema_guard_));
OZ (schema_guard_->get_column_schema(tenant_id, table_id, column_id, column_schema),
table_id, column_id, is_link);
}
return ret;
}
int ObSqlSchemaGuard::get_table_schema_version(const uint64_t table_id,
int64_t &schema_version) const
{
int ret = OB_SUCCESS;
const uint64_t tenant_id = MTL_ID();
OV (OB_NOT_NULL(schema_guard_));
OZ (schema_guard_->get_schema_version(TABLE_SCHEMA, tenant_id, table_id, schema_version), table_id);
return ret;
}
int ObSqlSchemaGuard::get_can_read_index_array(uint64_t table_id,
uint64_t *index_tid_array,
int64_t &size,
bool with_mv,
bool with_global_index,
bool with_domain_index,
bool with_spatial_index)
{
int ret = OB_SUCCESS;
const uint64_t tenant_id = MTL_ID();
OV (OB_NOT_NULL(schema_guard_));
OZ (schema_guard_->get_can_read_index_array(tenant_id, table_id,
index_tid_array, size, with_mv,
with_global_index, with_domain_index,
with_spatial_index));
return ret;
}
int ObSqlSchemaGuard::get_table_mlog_schema(const uint64_t table_id,
const ObTableSchema *&mlog_schema)
{
int ret = OB_SUCCESS;
const uint64_t tenant_id = MTL_ID();
OV (OB_NOT_NULL(schema_guard_));
OZ (schema_guard_->get_table_mlog_schema(tenant_id, table_id, mlog_schema));
return ret;
}
int ObSqlSchemaGuard::get_link_table_schema(uint64_t table_id,
const ObTableSchema *&table_schema) const
{
int ret = OB_SUCCESS;
int64_t schema_count = table_schemas_.count();
const ObTableSchema *tmp_schema = NULL;
table_schema = NULL;
for (int64_t i = 0; OB_SUCC(ret) && OB_ISNULL(table_schema) && i < schema_count; i++) {
OX (tmp_schema = table_schemas_.at(i));
OV (OB_NOT_NULL(tmp_schema));
if (OB_SUCC(ret) && table_id == tmp_schema->get_table_id()) {
table_schema = tmp_schema;
}
}
return ret;
}
int ObSqlSchemaGuard::get_link_column_schema(uint64_t table_id, const ObString &column_name,
const ObColumnSchemaV2 *&column_schema) const
{
int ret = OB_SUCCESS;
const ObTableSchema *table_schema = NULL;
OZ (get_link_table_schema(table_id, table_schema), table_id);
if (OB_NOT_NULL(table_schema)) {
OX (column_schema = table_schema->get_column_schema(column_name));
}
return ret;
}
int ObSqlSchemaGuard::get_link_column_schema(uint64_t table_id, uint64_t column_id,
const ObColumnSchemaV2 *&column_schema) const
{
int ret = OB_SUCCESS;
const ObTableSchema *table_schema = NULL;
OZ (get_link_table_schema(table_id, table_schema), table_id);
if (OB_NOT_NULL(table_schema)) {
OX (column_schema = table_schema->get_column_schema(column_id));
}
return ret;
}
int ObSqlSchemaGuard::get_link_current_scn(uint64_t dblink_id, uint64_t tenant_id,
ObSQLSessionInfo *session_info,
uint64_t &current_scn)
{
int ret = OB_SUCCESS;
current_scn = OB_INVALID_ID;
if (!dblink_scn_.created()) {
if (OB_FAIL(dblink_scn_.create(4, "DblinkScnMap", "DblinkScnMap", tenant_id))) {
LOG_WARN("create hash map failed", K(ret));
} else {
ret = OB_HASH_NOT_EXIST;
}
} else {
if (OB_FAIL(dblink_scn_.get_refactored(dblink_id, current_scn))) {
if (OB_HASH_NOT_EXIST != ret) {
LOG_WARN("get dblink scn failed", K(ret));
}
}
}
return ret;
}
int ObSqlCtx::set_partition_infos(const ObTablePartitionInfoArray &info, ObIAllocator &allocator)
{
int ret = OB_SUCCESS;
int64_t count = info.count();
partition_infos_.reset();
if (count > 0) {
partition_infos_.set_allocator(&allocator);
if (OB_FAIL(partition_infos_.init(count))) {
LOG_WARN("init partition info failed", K(ret), K(count));
} else {
for (int64_t i = 0; i < count && OB_SUCC(ret); ++i) {
if (OB_FAIL(partition_infos_.push_back(info.at(i)))) {
LOG_WARN("push partition info failed", K(ret), K(count));
}
}
}
}
return ret;
}
int ObSqlCtx::set_related_user_var_names(const ObIArray<ObString> &user_var_names,
ObIAllocator &allocator)
{
int ret = OB_SUCCESS;
if (user_var_names.count() > 0) {
related_user_var_names_.reset();
related_user_var_names_.set_allocator(&allocator);
if (OB_FAIL(related_user_var_names_.init(user_var_names.count()))) {
LOG_WARN("failed to init related_user_var_names", K(ret));
} else {
for (int64_t i = 0; OB_SUCC(ret) && i < user_var_names.count(); i++) {
if (OB_FAIL(related_user_var_names_.push_back(user_var_names.at(i)))) {
LOG_WARN("failed to push back user var names", K(ret));
}
}
}
}
if (OB_FAIL(ret)) {
related_user_var_names_.reset();
}
return ret;
}
int ObSqlCtx::set_location_constraints(const ObLocationConstraintContext &location_constraint,
ObIAllocator &allocator)
{
int ret = OB_SUCCESS;
base_constraints_.reset();
strict_constraints_.reset();
non_strict_constraints_.reset();
dup_table_replica_cons_.reset();
const ObIArray<LocationConstraint> &base_constraints = location_constraint.base_table_constraints_;
const ObIArray<ObPwjConstraint *> &strict_constraints = location_constraint.strict_constraints_;
const ObIArray<ObPwjConstraint *> &non_strict_constraints = location_constraint.non_strict_constraints_;
const ObIArray<ObDupTabConstraint> &dup_table_replica_cons = location_constraint.dup_table_replica_cons_;
if (base_constraints.count() > 0) {
base_constraints_.set_allocator(&allocator);
if (OB_FAIL(base_constraints_.init(base_constraints.count()))) {
LOG_WARN("init base constraints failed", K(ret));
} else {
for (int64_t i = 0; OB_SUCC(ret) && i < base_constraints.count(); i++) {
if (OB_FAIL(base_constraints_.push_back(base_constraints.at(i)))) {
LOG_WARN("failed to push back base constraint", K(ret));
} else {
// table_partition_info_仅在计划生成阶段使用
base_constraints_.at(i).table_partition_info_ = NULL;
}
}
LOG_DEBUG("set base constraints", K(base_constraints.count()));
}
}
if (OB_SUCC(ret) && strict_constraints.count() > 0) {
strict_constraints_.set_allocator(&allocator);
if (OB_FAIL(strict_constraints_.init(strict_constraints.count()))) {
LOG_WARN("init strict constraints failed", K(ret));
} else {
for (int64_t i = 0; OB_SUCC(ret) && i < strict_constraints.count(); i++) {
if (OB_FAIL(strict_constraints_.push_back(strict_constraints.at(i)))) {
LOG_WARN("failed to push back location constraint", K(ret));
}
}
LOG_DEBUG("set strict constraints", K(strict_constraints.count()));
}
}
if (OB_SUCC(ret) && non_strict_constraints.count() > 0) {
non_strict_constraints_.set_allocator(&allocator);
if (OB_FAIL(non_strict_constraints_.init(non_strict_constraints.count()))) {
LOG_WARN("init non strict constraints failed", K(ret));
} else {
for (int64_t i = 0; OB_SUCC(ret) && i < non_strict_constraints.count(); i++) {
if (OB_FAIL(non_strict_constraints_.push_back(non_strict_constraints.at(i)))) {
LOG_WARN("failed to push back location constraint", K(ret));
}
}
LOG_DEBUG("set non strict constraints", K(non_strict_constraints.count()));
}
}
if (OB_SUCC(ret) && dup_table_replica_cons.count() > 0) {
dup_table_replica_cons_.set_allocator(&allocator);
if (OB_FAIL(dup_table_replica_cons_.init(dup_table_replica_cons.count()))) {
LOG_WARN("init duplicate table replica constraints failed", K(ret));
} else {
for (int64_t i = 0; OB_SUCC(ret) && i < dup_table_replica_cons.count(); i++) {
if (OB_FAIL(dup_table_replica_cons_.push_back(dup_table_replica_cons.at(i)))) {
LOG_WARN("failed to push back location constraint", K(ret));
}
}
LOG_DEBUG("set duplicate table replica constraints", K(dup_table_replica_cons.count()));
}
}
return ret;
}
int ObSqlCtx::set_multi_stmt_rowkey_pos(const common::ObIArray<int64_t> &multi_stmt_rowkey_pos,
common::ObIAllocator &alloctor)
{
int ret = OB_SUCCESS;
if (!multi_stmt_rowkey_pos.empty()) {
multi_stmt_rowkey_pos_.set_allocator(&alloctor);
if (OB_FAIL(multi_stmt_rowkey_pos_.init(multi_stmt_rowkey_pos.count()))) {
LOG_WARN("failed to init rowkey count", K(ret));
} else if (OB_FAIL(append(multi_stmt_rowkey_pos_, multi_stmt_rowkey_pos))) {
LOG_WARN("failed to append multi stmt rowkey pos", K(ret));
} else { /*do nothing*/ }
}
return ret;
}
int ObQueryCtx::add_local_session_vars(ObIAllocator *alloc, const ObLocalSessionVar &local_session_var, int64_t &idx) {
int ret = OB_SUCCESS;
if (OB_FAIL(all_local_session_vars_.push_back(ObLocalSessionVar()))) {
LOG_WARN("push back local session var failed", K(ret));
} else {
idx = all_local_session_vars_.count() - 1;
ObLocalSessionVar &local_var = all_local_session_vars_.at(idx);
local_var.set_allocator(alloc);
if (OB_FAIL(local_var.deep_copy(local_session_var))) {
LOG_WARN("deep copy local session var failed", K(ret));
}
}
return ret;
}
}
}
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