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955 lines (926 loc) · 42.8 KB
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/*
* Copyright (c) 2025 OceanBase.
*
* 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.
*/
#define USING_LOG_PREFIX SQL_ENG
#include "sql/engine/cmd/ob_tenant_executor.h"
#include "rootserver/standby/ob_standby_service.h" // ObStandbyService
#include "sql/resolver/ddl/ob_create_tenant_stmt.h"
#include "sql/resolver/ddl/ob_drop_tenant_stmt.h"
#include "sql/resolver/ddl/ob_lock_tenant_stmt.h"
#include "sql/resolver/ddl/ob_modify_tenant_stmt.h"
#include "sql/resolver/ddl/ob_flashback_stmt.h"
#include "sql/resolver/ddl/ob_purge_stmt.h"
#include "sql/engine/ob_exec_context.h"
#include "sql/engine/cmd/ob_variable_set_executor.h"
#include "sql/resolver/cmd/ob_create_restore_point_stmt.h"
#include "sql/resolver/cmd/ob_drop_restore_point_stmt.h"
#include "observer/ob_inner_sql_connection_pool.h"
#include "share/ls/ob_ls_status_operator.h"
#include "rootserver/ob_tenant_ddl_service.h"
namespace oceanbase
{
using namespace common;
using namespace share;
using namespace share::schema;
namespace sql
{
int check_sys_var_options(ObExecContext &ctx,
const common::ObIArray<ObVariableSetStmt::VariableSetNode> &sys_var_nodes,
share::schema::ObTenantSchema &tenant_schema,
common::ObIArray<obrpc::ObSysVarIdValue> &sys_var_list);
int ObCreateTenantExecutor::execute(ObExecContext &ctx, ObCreateTenantStmt &stmt)
{
int ret = OB_SUCCESS;
int64_t start_ts = ObTimeUtility::current_time();
ObTaskExecutorCtx *task_exec_ctx = NULL;
obrpc::ObCommonRpcProxy *common_rpc_proxy = NULL;
obrpc::UInt64 tenant_id;
const obrpc::ObCreateTenantArg &create_tenant_arg = stmt.get_create_tenant_arg();
ObString first_stmt;
if (OB_FAIL(stmt.get_first_stmt(first_stmt))) {
LOG_WARN("fail to get first stmt" , K(ret));
} else {
const_cast<obrpc::ObCreateTenantArg&>(create_tenant_arg).ddl_stmt_str_ = first_stmt;
}
if (OB_FAIL(ret)){
} else if (OB_FAIL(check_sys_var_options(ctx,
stmt.get_sys_var_nodes(),
stmt.get_create_tenant_arg().tenant_schema_,
stmt.get_create_tenant_arg().sys_var_list_))) {
LOG_WARN("check_sys_var_options failed", K(ret));
} else if (OB_ISNULL(task_exec_ctx = GET_TASK_EXECUTOR_CTX(ctx))) {
ret = OB_NOT_INIT;
LOG_WARN("get task executor context failed");
} else if (OB_ISNULL(common_rpc_proxy = task_exec_ctx->get_common_rpc())) {
ret = OB_NOT_INIT;
LOG_WARN("get common rpc proxy failed");
} else if (OB_FAIL(ObTenantDDLService::schedule_create_tenant(create_tenant_arg, tenant_id))) {
LOG_WARN("rpc proxy create tenant failed", K(ret));
} else if (!create_tenant_arg.if_not_exist_ && OB_INVALID_ID == tenant_id) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("if_not_exist not set and tenant_id invalid tenant_id", K(create_tenant_arg), K(tenant_id), K(ret));
} else if (OB_INVALID_ID != tenant_id) {
int tmp_ret = OB_SUCCESS; // try refresh schema and wait ls valid
if (OB_TMP_FAIL(wait_schema_refreshed_(tenant_id))) {
LOG_WARN("fail to wait schema refreshed", KR(tmp_ret), K(tenant_id));
} else if (OB_TMP_FAIL(wait_user_ls_valid_(tenant_id))) {
LOG_WARN("failed to wait user ls valid, but ignore", KR(tmp_ret), K(tenant_id));
}
}
LOG_INFO("[CREATE TENANT] create tenant", KR(ret), K(create_tenant_arg),
"cost", ObTimeUtility::current_time() - start_ts);
return ret;
}
int ObCreateTenantExecutor::wait_schema_refreshed_(const uint64_t tenant_id)
{
int ret = OB_SUCCESS;
int64_t start_ts = ObTimeUtility::current_time();
bool is_dropped = false;
const uint64_t user_tenant_id = gen_user_tenant_id(tenant_id);
const uint64_t meta_tenant_id = gen_meta_tenant_id(tenant_id);
int64_t user_schema_version = OB_INVALID_VERSION;
int64_t meta_schema_version = OB_INVALID_VERSION;
while (OB_SUCC(ret)) {
if (THIS_WORKER.is_timeout()) {
ret = OB_TIMEOUT;
LOG_WARN("failed to wait user ls valid", KR(ret));
} else if (OB_FAIL(GSCHEMASERVICE.check_if_tenant_has_been_dropped(meta_tenant_id, is_dropped))) {
LOG_WARN("meta tenant has been dropped", KR(ret), K(meta_tenant_id));
} else if (is_dropped) {
ret = OB_TENANT_HAS_BEEN_DROPPED;
LOG_WARN("meta tenant has been dropped", KR(ret), K(meta_tenant_id));
} else if (OB_FAIL(GSCHEMASERVICE.check_if_tenant_has_been_dropped(user_tenant_id, is_dropped))) {
LOG_WARN("user tenant has been dropped", KR(ret), K(user_tenant_id));
} else if (is_dropped) {
ret = OB_TENANT_HAS_BEEN_DROPPED;
LOG_WARN("user tenant has been dropped", KR(ret), K(user_tenant_id));
} else {
int tmp_ret = OB_SUCCESS;
if (OB_TMP_FAIL(GSCHEMASERVICE.get_tenant_refreshed_schema_version(
meta_tenant_id, meta_schema_version))) {
if (OB_ENTRY_NOT_EXIST != tmp_ret) {
ret = tmp_ret;
LOG_WARN("get refreshed schema version failed", KR(ret), K(meta_tenant_id));
}
} else if (OB_TMP_FAIL(GSCHEMASERVICE.get_tenant_refreshed_schema_version(
user_tenant_id, user_schema_version))) {
if (OB_ENTRY_NOT_EXIST != tmp_ret) {
ret = tmp_ret;
LOG_WARN("get refreshed schema version failed", KR(ret), K(user_tenant_id));
}
}
if (OB_FAIL(ret)) {
} else if (ObSchemaService::is_formal_version(meta_schema_version)
&& ObSchemaService::is_formal_version(user_schema_version)) {
break;
} else {
LOG_INFO("wait schema refreshed", K(tenant_id), K(meta_schema_version), K(user_schema_version));
ob_usleep(500 * 1000L); // 500ms
}
}
}
LOG_INFO("[CREATE TENANT] wait schema refreshed", KR(ret), K(tenant_id),
"cost", ObTimeUtility::current_time() - start_ts);
return ret;
}
int ObCreateTenantExecutor::wait_user_ls_valid_(const uint64_t tenant_id)
{
int ret = OB_SUCCESS;
int64_t start_ts = ObTimeUtility::current_time();
if (OB_ISNULL(GCTX.sql_proxy_)) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("sql_proxy is null", KR(ret), K(tenant_id));
} else if (OB_UNLIKELY(OB_INVALID_TENANT_ID == tenant_id)) {
ret = OB_INVALID_ARGUMENT;
LOG_WARN("tenant id is invalid", KR(ret), K(tenant_id));
} else {
bool user_ls_valid = false;
ObLSStatusOperator status_op;
ObLSStatusInfoArray ls_array;
ObLSID ls_id;
//wait user ls create success
while (OB_SUCC(ret) && !user_ls_valid) {
ls_array.reset();
if (THIS_WORKER.is_timeout()) {
ret = OB_TIMEOUT;
LOG_WARN("failed to wait user ls valid", KR(ret));
} else if (OB_FAIL(status_op.get_all_ls_status_by_order(tenant_id, ls_array, *GCTX.sql_proxy_))) {
LOG_WARN("failed to get ls status", KR(ret), K(tenant_id));
} else {
for (int64_t i = 0; OB_SUCC(ret) && i < ls_array.count() && !user_ls_valid; ++i) {
const ObLSStatusInfo &ls_status = ls_array.at(i);
if (!ls_status.ls_id_.is_sys_ls() && ls_status.ls_is_normal()) {
user_ls_valid = true;
ls_id = ls_status.ls_id_;
}
}//end for
}
if (OB_FAIL(ret)) {
} else if (user_ls_valid) {
} else {
const int64_t INTERVAL = 500 * 1000L; // 500ms
LOG_INFO("wait user ls valid", KR(ret), K(tenant_id));
ob_usleep(INTERVAL);
}
}// end while
LOG_INFO("[CREATE TENANT] wait user ls created", KR(ret), K(tenant_id),
"cost", ObTimeUtility::current_time() - start_ts);
if (OB_SUCC(ret)) {
start_ts = ObTimeUtility::current_time();
//wait user ls election
if (OB_ISNULL(GCTX.lst_operator_)) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("ls operator is null", KR(ret));
} else {
volatile bool stopped = false;
share::ObLSLeaderElectionWaiter ls_leader_waiter(*GCTX.lst_operator_, stopped);
const int64_t timeout = THIS_WORKER.get_timeout_remain();
if (OB_FAIL(ls_leader_waiter.wait(tenant_id, ls_id, timeout))) {
LOG_WARN("fail to wait election leader", KR(ret), K(tenant_id), K(ls_id), K(timeout));
}
}
LOG_INFO("[CREATE TENANT] wait user ls election result", KR(ret), K(tenant_id),
"cost", ObTimeUtility::current_time() - start_ts);
}
}
return ret;
}
int ObCreateStandbyTenantExecutor::execute(ObExecContext &ctx, ObCreateTenantStmt &stmt)
{
int ret = OB_SUCCESS;
int64_t start_ts = ObTimeUtility::current_time();
ObTaskExecutorCtx *task_exec_ctx = NULL;
obrpc::ObCommonRpcProxy *common_rpc_proxy = NULL;
obrpc::UInt64 tenant_id;
obrpc::ObCreateTenantArg &create_tenant_arg = stmt.get_create_tenant_arg();
ObString first_stmt;
ObCompatibilityMode compat_mode = ObCompatibilityMode::OCEANBASE_MODE;
uint64_t compat_ver = 0;
if (OB_FAIL(stmt.get_first_stmt(first_stmt))) {
LOG_WARN("fail to get first stmt" , K(ret));
} else {
const_cast<obrpc::ObCreateTenantArg&>(create_tenant_arg).ddl_stmt_str_ = first_stmt;
}
if (OB_FAIL(ret)){
} else if (OB_ISNULL(task_exec_ctx = GET_TASK_EXECUTOR_CTX(ctx))) {
ret = OB_NOT_INIT;
LOG_WARN("get task executor context failed");
} else if (OB_ISNULL(common_rpc_proxy = task_exec_ctx->get_common_rpc())) {
ret = OB_NOT_INIT;
LOG_WARN("get common rpc proxy failed");
} else if (OB_FAIL(OB_STANDBY_SERVICE.check_can_create_standby_tenant(
create_tenant_arg.log_restore_source_, compat_mode))) {
LOG_WARN("check can create standby_tenant failed", KR(ret), K(create_tenant_arg));
} else {
create_tenant_arg.tenant_schema_.set_compatibility_mode(compat_mode);
}
if (OB_FAIL(ret)){
} else if (OB_FAIL(ObTenantDDLService::schedule_create_tenant(create_tenant_arg, tenant_id))) {
LOG_WARN("rpc proxy create tenant failed", K(ret));
} else if (!create_tenant_arg.if_not_exist_ && OB_INVALID_ID == tenant_id) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("if_not_exist not set and tenant_id invalid tenant_id", KR(ret), K(create_tenant_arg), K(tenant_id));
} else if (OB_INVALID_ID != tenant_id) {
if (OB_FAIL(OB_STANDBY_SERVICE.wait_create_standby_tenant_end(tenant_id))) {
LOG_WARN("failed to wait user create end", KR(ret), K(tenant_id));
}
}
LOG_INFO("[CREATE STANDBY TENANT] create standby tenant", KR(ret), K(create_tenant_arg),
"cost", ObTimeUtility::current_time() - start_ts);
return ret;
}
int check_sys_var_options(ObExecContext &ctx,
const common::ObIArray<ObVariableSetStmt::VariableSetNode> &sys_var_nodes,
share::schema::ObTenantSchema &tenant_schema,
common::ObIArray<obrpc::ObSysVarIdValue> &sys_var_list)
{
int ret = OB_SUCCESS;
ObSQLSessionInfo *session = NULL;
ObMySQLProxy *sql_proxy = NULL;
ObPhysicalPlanCtx *plan_ctx = NULL;
if (OB_ISNULL(session = ctx.get_my_session()) || OB_ISNULL(sql_proxy = ctx.get_sql_proxy())
|| OB_ISNULL(plan_ctx = ctx.get_physical_plan_ctx())) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("session or sql proxy or plan_ctx is NULL", K(session), K(sql_proxy), K(plan_ctx), K(ret));
} else {
//construct expr_ctx
SMART_VARS_3((ObPhysicalPlan, phy_plan), (ObPhysicalPlanCtx, phy_plan_ctx, ctx.get_allocator()),
(ObExecContext, exec_ctx, ctx.get_allocator())) {
ObArenaAllocator allocator(common::ObModIds::OB_SQL_EXPR_CALC,
OB_MALLOC_NORMAL_BLOCK_SIZE,
session->get_effective_tenant_id());
ObExprCtx expr_ctx;
expr_ctx.phy_plan_ctx_ = &phy_plan_ctx;
expr_ctx.my_session_ = session;
expr_ctx.exec_ctx_ = &exec_ctx;
expr_ctx.calc_buf_ = &allocator;
expr_ctx.exec_ctx_->set_sql_proxy(sql_proxy);
phy_plan_ctx.set_phy_plan(&phy_plan);
const int64_t cur_time = plan_ctx->has_cur_time() ?
plan_ctx->get_cur_time().get_timestamp() : ObTimeUtility::current_time();
phy_plan_ctx.set_cur_time(cur_time, *session);
ObVariableSetStmt::VariableSetNode tmp_node;//just for init node
for (int64_t i = 0; OB_SUCC(ret) && i < sys_var_nodes.count(); ++i) {
ObVariableSetStmt::VariableSetNode &cur_node = tmp_node;
ObBasicSysVar *sys_var = NULL;
if (OB_FAIL(sys_var_nodes.at(i, cur_node))) {
LOG_WARN("failed to access node from array", K(ret));
} else if (!cur_node.is_system_variable_) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("create tenant can only set system variables", K(cur_node), K(ret));
} else if (OB_FAIL(session->get_sys_variable_by_name(cur_node.variable_name_, sys_var))) {
LOG_WARN("fail to get_sys_variable_by_name", K(ret));
} else if (OB_ISNULL(sys_var)) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("got sys var is NULL", K(ret));
} else if (cur_node.is_set_default_) { // set default, then do nothing
} else {
ObObj value_obj;
//first:calculate value of expression
ObNewRow tmp_row;
RowDesc row_desc;
ObTempExpr *temp_expr = NULL;
CK(OB_NOT_NULL(ctx.get_sql_ctx()));
OZ(ObStaticEngineExprCG::gen_expr_with_row_desc(cur_node.value_expr_,
row_desc, ctx.get_allocator(), session,
ctx.get_sql_ctx()->schema_guard_, temp_expr));
CK(OB_NOT_NULL(temp_expr));
OZ(temp_expr->eval(ctx, tmp_row, value_obj));
//second:convert value to dest type
uint64_t fake_tenant_id = OB_INVALID_ID;
ObSetVar set_var(cur_node.variable_name_, cur_node.set_scope_, cur_node.is_set_default_,
fake_tenant_id, *expr_ctx.calc_buf_, *sql_proxy);
if (OB_SUCC(ret)) {
ObObj out_obj;
const bool is_set_stmt = false;
if (OB_FAIL(ObVariableSetExecutor::check_and_convert_sys_var(ctx, set_var, *sys_var, value_obj, out_obj, is_set_stmt))) {
LOG_WARN("fail to check_and_convert_sys_var", K(cur_node), K(*sys_var), K(value_obj), K(ret));
} else if (FALSE_IT(value_obj = out_obj)) {
} else if (OB_FAIL(ObVariableSetExecutor::cast_value(ctx, cur_node, fake_tenant_id, ctx.get_allocator(),
*sys_var, value_obj, out_obj))) {
LOG_WARN("fail to cast value", K(cur_node), K(*sys_var), K(value_obj), K(ret));
} else if (FALSE_IT(value_obj = out_obj)) {
} else {/*do nothing*/}
}
//add variable value into ObCreateTenantArg
if (OB_SUCC(ret)) {
if (set_var.var_name_ == OB_SV_COLLATION_SERVER
|| set_var.var_name_ == OB_SV_COLLATION_DATABASE
|| set_var.var_name_ == OB_SV_COLLATION_CONNECTION
|| set_var.var_name_ == OB_SV_CHARACTER_SET_SERVER
|| set_var.var_name_ == OB_SV_CHARACTER_SET_DATABASE
|| set_var.var_name_ == OB_SV_CHARACTER_SET_CONNECTION) {
//TODO(yaoying.yyy):Qianfu will refactor the character set system variable section, to avoid unnecessary duplicate logic, set is temporarily not supported
// Character set related system variables
// Wait until Qianfu refactoring is done, this section can then be opened,
ret = OB_NOT_SUPPORTED;
LOG_WARN("collation or charset can not be modify temporarily", K(set_var), K(ret));
} else {
//read only should also modify tenant_schema
if (set_var.var_name_ == OB_SV_READ_ONLY) {
if (session->get_in_transaction()) {
ret = OB_ERR_LOCK_OR_ACTIVE_TRANSACTION;
LOG_WARN("Can't execute the given command because "
"you have active locked tables or an active transaction", K(ret));
} else {
tenant_schema.set_read_only(value_obj.get_bool());
}
}
ObSysVarClassType sys_id = sys_var->get_type();
ObString val_str;
expr_ctx.calc_buf_ = &ctx.get_allocator();//make sure use this allocator to keep ObString is valid
EXPR_DEFINE_CAST_CTX(expr_ctx, CM_NONE);
EXPR_GET_VARCHAR_V2(value_obj, val_str);
if (OB_SUCC(ret)) {
int64_t sys_var_val_length = OB_MAX_SYS_VAR_VAL_LENGTH;
if (set_var.var_name_ == OB_SV_TCP_INVITED_NODES) {
uint64_t data_version = 0;
if (OB_FAIL(GET_MIN_DATA_VERSION(session->get_effective_tenant_id(), data_version))) {
LOG_WARN("fail to get tenant data version", KR(ret));
} else {
sys_var_val_length = OB_MAX_TCP_INVITED_NODES_LENGTH;
}
}
if (OB_SUCC(ret) && OB_UNLIKELY(val_str.length() > sys_var_val_length)) {
ret = OB_SIZE_OVERFLOW;
LOG_WARN("set sysvar value is overflow", "max length", sys_var_val_length, "value length", val_str.length(), K(sys_id), K(val_str));
} else if (OB_FAIL(sys_var_list.push_back(obrpc::ObSysVarIdValue(sys_id, val_str)))) {
LOG_WARN("failed to push back", K(sys_id), K(val_str), K(ret));
}
}
}
}
}
}//end of for
}
}
return ret;
}
int ObLockTenantExecutor::execute(ObExecContext &ctx, ObLockTenantStmt &stmt)
{
int ret = OB_SUCCESS;
ObTaskExecutorCtx *task_exec_ctx = NULL;
obrpc::ObCommonRpcProxy *common_rpc_proxy = NULL;
const obrpc::ObLockTenantArg &lock_tenant_arg = stmt.get_lock_tenant_arg();
if (OB_ISNULL(task_exec_ctx = GET_TASK_EXECUTOR_CTX(ctx))) {
ret = OB_NOT_INIT;
LOG_WARN("get task executor context failed");
} else if (OB_ISNULL(common_rpc_proxy = task_exec_ctx->get_common_rpc())) {
ret = OB_NOT_INIT;
LOG_WARN("get common rpc proxy failed");
} else if (OB_FAIL(common_rpc_proxy->lock_tenant(lock_tenant_arg))) {
LOG_WARN("rpc proxy lock tenant failed", K(ret));
}
return ret;
}
int modify_progressive_merge_num_for_tenant(ObExecContext &ctx,
const int64_t tenant_id, const int64_t progressive_merge_num)
{
int ret = OB_SUCCESS;
ObMySQLProxy *sql_proxy = ctx.get_sql_proxy();
ObSchemaGetterGuard schema_guard;
common::ObCommonSqlProxy *user_sql_proxy;
common::ObOracleSqlProxy oracle_sql_proxy;
if (OB_SYS_TENANT_ID == tenant_id && !GCONF.enable_sys_table_ddl) {
ret = OB_NOT_SUPPORTED;
LOG_USER_ERROR(OB_NOT_SUPPORTED, "sys_table_ddl option");
LOG_WARN("sys_table_ddl option should be enabled", K(ret));
} else if (OB_INVALID_ID == tenant_id) {
ret = OB_INVALID_ARGUMENT;
LOG_WARN("invalid arguments", K(ret), K(tenant_id));
} else if (nullptr == sql_proxy) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("error unexpected, sql proxy must not be null", K(ret));
} else if (OB_FAIL(ObMultiVersionSchemaService::get_instance().get_tenant_schema_guard(tenant_id, schema_guard))) {
LOG_WARN("failed to get schema guard", K(ret));
} else {
observer::ObInnerSQLConnectionPool *pool = static_cast<observer::ObInnerSQLConnectionPool*>(sql_proxy->get_pool());
if (OB_ISNULL(pool)) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("error unexpected, pool must not be null", K(ret));
} else if (OB_FAIL(oracle_sql_proxy.init(pool))) {
LOG_WARN("fail to init oracle sql proxy", K(ret));
} else {
ObArray<const ObDatabaseSchema *> dbs;
if (OB_FAIL(schema_guard.get_database_schemas_in_tenant(tenant_id, dbs))) {
LOG_WARN("fail to get db schemas", K(ret), K(tenant_id));
} else {
for (int64_t i = 0; i < dbs.count() && OB_SUCC(ret); i++) {
const ObDatabaseSchema *db = dbs.at(i);
const uint64_t database_id = db->get_database_id();
ObArray<const ObTableSchema *> tables;
if (OB_FAIL(schema_guard.get_table_schemas_in_database(tenant_id,
database_id,
tables))) {
LOG_WARN("fail to get table schemas", K(ret), K(tenant_id), K(database_id));
}
for (int64_t j = 0; j < tables.count() && OB_SUCC(ret); j++) {
if (OB_FAIL(ctx.check_status())) {
LOG_WARN("should stopped", K(ret));
} else {
const ObTableSchema *table = tables.at(j);
bool do_alter = true;
if (!table->has_partition()) {
do_alter = false;
}
if (table->is_index_table()) {
do_alter = false;
}
if (table->is_in_recyclebin()) {
do_alter = false;
}
if (table->is_tmp_table()) {
do_alter = false;
}
if (table->get_table_id() == OB_ALL_CORE_TABLE_TID) {
do_alter = false;
}
if (table->get_progressive_merge_num() == progressive_merge_num) {
do_alter = false;
}
if (OB_SYS_TENANT_ID != tenant_id && table->is_sys_table()) {
do_alter = false;
}
if (table->is_tmp_table()) {
do_alter = false;
}
if (table->is_external_table()) {
do_alter = false;
}
if (do_alter) {
ObSqlString sql;
int64_t affected_rows = 0;
lib::Worker::CompatMode mode;
if (OB_FAIL(ObCompatModeGetter::get_tenant_mode(tenant_id, mode))) {
LOG_WARN("fail to get tenant mode", K(ret), K(tenant_id));
} else if (lib::Worker::CompatMode::MYSQL == mode) {
if (OB_FAIL(sql.assign_fmt("ALTER TABLE `%.*s`.`%.*s` SET PROGRESSIVE_MERGE_NUM = %ld",
db->get_database_name_str().length(),
db->get_database_name_str().ptr(),
table->get_table_name_str().length(),
table->get_table_name_str().ptr(),
progressive_merge_num))) {
LOG_WARN("sql assign_fmt failed", K(ret));
} else {
user_sql_proxy = sql_proxy;
}
} else if (lib::Worker::CompatMode::ORACLE == mode) {
if (OB_FAIL(sql.assign_fmt("ALTER TABLE \"%.*s\".\"%.*s\" SET PROGRESSIVE_MERGE_NUM = %ld",
db->get_database_name_str().length(),
db->get_database_name_str().ptr(),
table->get_table_name_str().length(),
table->get_table_name_str().ptr(),
progressive_merge_num))) {
LOG_WARN("sql assign_fmt failed", K(ret));
} else {
user_sql_proxy = &oracle_sql_proxy;
}
} else {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("error unexpected, invalid tenant mode", K(ret), K(mode));
}
if (OB_SUCC(ret)) {
if (OB_FAIL(user_sql_proxy->write(tenant_id, sql.ptr(), affected_rows))) {
if (OB_ERR_OPERATION_ON_RECYCLE_OBJECT != ret) {
LOG_WARN("execute sql failed", K(ret));
} else {
ret = OB_SUCCESS;
}
}
}
}
}
}
} // table loop end
} // database loop end
}
}
return ret;
}
int modify_progressive_merge_num_for_all_tenants(ObExecContext &ctx, const int64_t progressive_merge_num)
{
int ret = OB_SUCCESS;
ObSchemaGetterGuard schema_guard;
ObSEArray<uint64_t, 32> tenant_ids;
if (OB_FAIL(ObMultiVersionSchemaService::get_instance().get_tenant_schema_guard(OB_SYS_TENANT_ID, schema_guard))) {
LOG_WARN("fail to get tenant schema guard", K(ret));
} else if (OB_FAIL(schema_guard.get_tenant_ids(tenant_ids))) {
LOG_WARN("fail to get tenant ids", K(ret));
} else {
for (int64_t i = 0; OB_SUCC(ret) && i < tenant_ids.count(); ++i) {
const int64_t tenant_id = tenant_ids.at(i);
if (OB_FAIL(modify_progressive_merge_num_for_tenant(ctx, tenant_id, progressive_merge_num))) {
LOG_WARN("fail to modify progressive merge num for tenant", K(ret), K(tenant_id));
}
}
}
return ret;
}
int enable_extended_rowid_for_tenant_tables(ObExecContext &ctx, const int64_t tenant_id)
{
int ret = OB_SUCCESS;
ObMySQLProxy *sql_proxy = ctx.get_sql_proxy();
ObSchemaGetterGuard schema_guard;
common::ObCommonSqlProxy *user_sql_proxy;
common::ObOracleSqlProxy oracle_sql_proxy;
if (OB_INVALID_ID == tenant_id) {
ret = OB_INVALID_ARGUMENT;
LOG_WARN("invalid arguments", K(ret), K(tenant_id));
} else if (nullptr == sql_proxy) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("error unexpected, sql proxy must not be null", K(ret));
} else if (OB_FAIL(ObMultiVersionSchemaService::get_instance().get_tenant_schema_guard(tenant_id, schema_guard))) {
LOG_WARN("failed to get schema guard", K(ret));
} else {
observer::ObInnerSQLConnectionPool *pool = static_cast<observer::ObInnerSQLConnectionPool*>(sql_proxy->get_pool());
if (OB_ISNULL(pool)) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("error unexpected, pool must not be null", K(ret));
} else if (OB_FAIL(oracle_sql_proxy.init(pool))) {
LOG_WARN("fail to init oracle sql proxy", K(ret));
} else {
ObArray<const ObDatabaseSchema *> dbs;
if (OB_FAIL(schema_guard.get_database_schemas_in_tenant(tenant_id, dbs))) {
LOG_WARN("fail to get db schemas", K(ret), K(tenant_id));
} else {
for (int64_t i = 0; i < dbs.count() && OB_SUCC(ret); i++) {
const ObDatabaseSchema *db = dbs.at(i);
const uint64_t database_id = db->get_database_id();
ObArray<const ObTableSchema *> tables;
if (OB_FAIL(schema_guard.get_table_schemas_in_database(tenant_id,
database_id,
tables))) {
LOG_WARN("fail to get table schemas", K(ret), K(tenant_id), K(database_id));
}
for (int64_t j = 0; j < tables.count() && OB_SUCC(ret); j++) {
if (OB_FAIL(ctx.check_status())) {
LOG_WARN("should stopped", K(ret));
} else {
const ObTableSchema *table = tables.at(j);
if (table->is_in_recyclebin()) {
// do nothing
} else if (OB_ALL_CORE_TABLE_TID == table->get_table_id()) {
// do nothing
} else if (!table->has_rowid()) {
// do nothing
} else if (table->is_extended_rowid_mode()) {
// do nothing
} else {
ObSqlString sql;
int64_t affected_rows = 0;
lib::Worker::CompatMode mode;
if (OB_FAIL(ObCompatModeGetter::get_tenant_mode(tenant_id, mode))) {
LOG_WARN("fail to get tenant mode", K(ret), K(tenant_id));
} else if (lib::Worker::CompatMode::MYSQL == mode) {
if (OB_FAIL(sql.assign_fmt("ALTER TABLE `%.*s`.`%.*s` SET ENABLE_EXTENDED_ROWID = true",
db->get_database_name_str().length(),
db->get_database_name_str().ptr(),
table->get_table_name_str().length(),
table->get_table_name_str().ptr()))) {
LOG_WARN("sql assign_fmt failed", K(ret));
} else {
user_sql_proxy = sql_proxy;
}
} else if (lib::Worker::CompatMode::ORACLE == mode) {
if (OB_FAIL(sql.assign_fmt("ALTER TABLE \"%.*s\".\"%.*s\" SET ENABLE_EXTENDED_ROWID = true",
db->get_database_name_str().length(),
db->get_database_name_str().ptr(),
table->get_table_name_str().length(),
table->get_table_name_str().ptr()))) {
LOG_WARN("sql assign_fmt failed", K(ret));
} else {
user_sql_proxy = &oracle_sql_proxy;
}
} else {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("error unexpected, invalid tenant mode", K(ret), K(mode));
}
if (OB_SUCC(ret)) {
if (OB_FAIL(user_sql_proxy->write(tenant_id, sql.ptr(), affected_rows))) {
if (OB_ERR_OPERATION_ON_RECYCLE_OBJECT != ret) {
LOG_WARN("execute sql failed", K(ret));
} else {
ret = OB_SUCCESS;
}
}
}
}
}
}
} // table loop end
} // database loop end
}
}
return ret;
}
int ObModifyTenantExecutor::execute(ObExecContext &ctx, ObModifyTenantStmt &stmt)
{
int ret = OB_SUCCESS;
ObTaskExecutorCtx *task_exec_ctx = NULL;
obrpc::ObCommonRpcProxy *common_rpc_proxy = NULL;
const obrpc::ObModifyTenantArg &modify_tenant_arg = stmt.get_modify_tenant_arg();
ObString first_stmt;
ObSchemaGetterGuard schema_guard;
const ObTenantSchema *tenant_schema = nullptr;
if (OB_FAIL(stmt.get_first_stmt(first_stmt))) {
LOG_WARN("fail to get first stmt" , K(ret));
} else {
const_cast<obrpc::ObModifyTenantArg&>(modify_tenant_arg).ddl_stmt_str_ = first_stmt;
}
if (OB_FAIL(ret)) {
} else if (OB_FAIL(ObMultiVersionSchemaService::get_instance().get_tenant_schema_guard(OB_SYS_TENANT_ID, schema_guard))) {
LOG_WARN("fail to get tenant schema guard", K(ret));
} else if (OB_FAIL(schema_guard.get_tenant_info(
modify_tenant_arg.tenant_schema_.get_tenant_name_str(), tenant_schema))) {
LOG_WARN("fail to get tenant info", K(ret));
}
if (OB_FAIL(ret)) {
} else if (-1 != stmt.get_progressive_merge_num()) {
if (modify_tenant_arg.tenant_schema_.get_tenant_name_str().case_compare("all") == 0) {
ObSQLSessionInfo *session = NULL;
if (OB_ISNULL(session = ctx.get_my_session())) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("session is NULL", K(ret));
} else if (session->get_tenant_name().case_compare(ObString::make_string(OB_SYS_TENANT_NAME)) != 0) {
ret = OB_ERR_NO_PRIVILEGE;
LOG_WARN("no privilege", K(ret));
} else if (OB_FAIL(modify_progressive_merge_num_for_all_tenants(ctx, stmt.get_progressive_merge_num()))) {
LOG_WARN("modify_progressive_merge_num_for_tables failed", K(ret));
}
} else if (OB_ISNULL(tenant_schema)) {
ret = OB_TENANT_NOT_EXIST;
LOG_WARN("tenant not exist", K(ret), "tenant_name", modify_tenant_arg.tenant_schema_.get_tenant_name_str());
LOG_USER_ERROR(OB_TENANT_NOT_EXIST, modify_tenant_arg.tenant_schema_.get_tenant_name_str().length(),
modify_tenant_arg.tenant_schema_.get_tenant_name_str().ptr());
} else if (OB_FAIL(modify_progressive_merge_num_for_tenant(ctx, tenant_schema->get_tenant_id(), stmt.get_progressive_merge_num()))) {
LOG_WARN("fail to modify progressive merge num for tenant", K(ret), "tenant_id", tenant_schema->get_tenant_id());
}
} else if (OB_ISNULL(tenant_schema)) {
ret = OB_TENANT_NOT_EXIST;
LOG_WARN("tenant not exists", KR(ret), K(modify_tenant_arg));
LOG_USER_ERROR(OB_TENANT_NOT_EXIST, modify_tenant_arg.tenant_schema_.get_tenant_name_str().length(),
modify_tenant_arg.tenant_schema_.get_tenant_name_str().ptr());
} else if (stmt.get_modify_tenant_arg().alter_option_bitset_.has_member(obrpc::ObModifyTenantArg::ENABLE_EXTENDED_ROWID)) {
if (OB_FAIL(enable_extended_rowid_for_tenant_tables(ctx, tenant_schema->get_tenant_id()))) {
LOG_WARN("fail to enable extended rowid for tenant tables", K(ret), "tenant_id", tenant_schema->get_tenant_id());
}
} else {
if (OB_FAIL(ret)) {
} else if (OB_FAIL(check_sys_var_options(ctx,
stmt.get_sys_var_nodes(),
stmt.get_modify_tenant_arg().tenant_schema_,
stmt.get_modify_tenant_arg().sys_var_list_))) {
LOG_WARN("check_sys_var_options failed", K(ret));
} else if (OB_ISNULL(task_exec_ctx = GET_TASK_EXECUTOR_CTX(ctx))) {
ret = OB_NOT_INIT;
LOG_WARN("get task executor context failed");
} else if (OB_ISNULL(common_rpc_proxy = task_exec_ctx->get_common_rpc())) {
ret = OB_NOT_INIT;
LOG_WARN("get common rpc proxy failed");
} else if (OB_FAIL(common_rpc_proxy->modify_tenant(modify_tenant_arg))) {
LOG_WARN("rpc proxy modify tenant failed", K(ret));
}
}
return ret;
}
int ObDropTenantExecutor::execute(ObExecContext &ctx, ObDropTenantStmt &stmt)
{
int ret = OB_SUCCESS;
ObTaskExecutorCtx *task_exec_ctx = NULL;
obrpc::ObCommonRpcProxy *common_rpc_proxy = NULL;
const obrpc::ObDropTenantArg &drop_tenant_arg = stmt.get_drop_tenant_arg();
ObString first_stmt;
ObSchemaGetterGuard guard;
const ObTenantSchema *tenant_schema = NULL;
if (OB_FAIL(stmt.get_first_stmt(first_stmt))) {
LOG_WARN("fail to get first stmt" , K(ret));
} else {
const_cast<obrpc::ObDropTenantArg&>(drop_tenant_arg).ddl_stmt_str_ = first_stmt;
}
if (OB_FAIL(ret)) {
} else if (OB_ISNULL(task_exec_ctx = GET_TASK_EXECUTOR_CTX(ctx))) {
ret = OB_NOT_INIT;
LOG_WARN("get task executor context failed");
} else if (OB_ISNULL(common_rpc_proxy = task_exec_ctx->get_common_rpc())) {
ret = OB_NOT_INIT;
LOG_WARN("get common rpc proxy failed");
} else if (OB_FAIL(GSCHEMASERVICE.get_tenant_schema_guard(OB_SYS_TENANT_ID, guard))) {
LOG_WARN("fail to get schema guard", KR(ret));
} else if (OB_FAIL(guard.get_tenant_info(
drop_tenant_arg.tenant_name_, tenant_schema))) {
LOG_WARN("fail to get tenant info", KR(ret), K(drop_tenant_arg));
} else if (OB_ISNULL(tenant_schema)) {
if (drop_tenant_arg.if_exist_) {
LOG_USER_NOTE(OB_TENANT_NOT_EXIST, drop_tenant_arg.tenant_name_.length(), drop_tenant_arg.tenant_name_.ptr());
LOG_INFO("tenant not exist, no need to delete it", K(drop_tenant_arg));
} else {
ret = OB_TENANT_NOT_EXIST;
LOG_USER_ERROR(OB_TENANT_NOT_EXIST, drop_tenant_arg.tenant_name_.length(), drop_tenant_arg.tenant_name_.ptr());
LOG_WARN("tenant not exist", KR(ret), K(drop_tenant_arg));
}
} else {
DEBUG_SYNC(BEFORE_DROP_TENANT);
if (OB_FAIL(common_rpc_proxy->drop_tenant(drop_tenant_arg))) {
LOG_WARN("rpc proxy drop tenant failed", K(ret));
} else if (OB_FAIL(check_tenant_has_been_dropped_(
ctx, stmt, tenant_schema->get_tenant_id()))) {
LOG_WARN("fail to check tenant has been dropped", KR(ret), KPC(tenant_schema));
}
}
return ret;
}
int ObDropTenantExecutor::check_tenant_has_been_dropped_(
ObExecContext &ctx,
ObDropTenantStmt &stmt,
const uint64_t tenant_id)
{
int ret = OB_SUCCESS;
const obrpc::ObDropTenantArg &arg = stmt.get_drop_tenant_arg();
ObSQLSessionInfo *my_session = ctx.get_my_session();
const bool delay_to_drop = (arg.delay_to_drop_ && !arg.open_recyclebin_);
if (OB_ISNULL(my_session)) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("session is null", KR(ret));
} else if (delay_to_drop) {
while (OB_SUCC(ret)) {
bool is_timeout = false;
bool is_dropped = false;
if (OB_FAIL(my_session->is_timeout(is_timeout))) {
LOG_WARN("fail to check timeout", KR(ret));
} else if (is_timeout) {
ret = OB_TIMEOUT;
LOG_WARN("session is timeout", KR(ret));
} else if (OB_FAIL(my_session->check_session_status())) {
LOG_WARN("fail to check session status", KR(ret));
} else if (OB_FAIL(GSCHEMASERVICE.check_if_tenant_has_been_dropped(
tenant_id, is_dropped))) {
LOG_WARN("fail to check tenant has been dropped", KR(ret), K(tenant_id));
} else if (is_dropped) {
LOG_INFO("tenant has been dropped", KR(ret), K(tenant_id));
break;
} else {
const int64_t INTERVAL = 1000 * 1000L; // 1s
LOG_INFO("tenant has not be dropped yet", KR(ret), K(tenant_id));
ob_usleep(INTERVAL);
}
}
}
return ret;
}
int ObFlashBackTenantExecutor::execute(ObExecContext &ctx, ObFlashBackTenantStmt &stmt)
{
int ret = OB_SUCCESS;
const obrpc::ObFlashBackTenantArg &flashback_tenant_arg = stmt.get_flashback_tenant_arg();
ObTaskExecutorCtx *task_exec_ctx = NULL;
obrpc::ObCommonRpcProxy *common_rpc_proxy = NULL;
ObString first_stmt;
if (OB_FAIL(stmt.get_first_stmt(first_stmt))) {
SQL_ENG_LOG(WARN, "fail to get first stmt" , K(ret));
} else {
const_cast<obrpc::ObFlashBackTenantArg&>(flashback_tenant_arg).ddl_stmt_str_ = first_stmt;
}
if (OB_FAIL(ret)) {
} else if (OB_ISNULL(task_exec_ctx = GET_TASK_EXECUTOR_CTX(ctx))) {
ret = OB_NOT_INIT;
SQL_ENG_LOG(WARN, "get task executor context failed");
} else if (OB_FAIL(task_exec_ctx->get_common_rpc(common_rpc_proxy))) {
SQL_ENG_LOG(WARN, "get common rpc proxy failed", K(ret));
} else if (OB_ISNULL(common_rpc_proxy)){
ret = OB_ERR_UNEXPECTED;
SQL_ENG_LOG(WARN, "common rpc proxy should not be null", K(ret));
} else if (OB_FAIL(common_rpc_proxy->flashback_tenant(flashback_tenant_arg))) {
SQL_ENG_LOG(WARN, "rpc proxy flashback tenant failed", K(ret));
}
return ret;
}
int ObPurgeTenantExecutor::execute(ObExecContext &ctx, ObPurgeTenantStmt &stmt)
{
int ret = OB_SUCCESS;
const obrpc::ObPurgeTenantArg &purge_tenant_arg = stmt.get_purge_tenant_arg();
ObTaskExecutorCtx *task_exec_ctx = NULL;
obrpc::ObCommonRpcProxy *common_rpc_proxy = NULL;
ObString first_stmt;
if (OB_FAIL(stmt.get_first_stmt(first_stmt))) {
SQL_ENG_LOG(WARN, "fail to get first stmt" , K(ret));
} else {
const_cast<obrpc::ObPurgeTenantArg&>(purge_tenant_arg).ddl_stmt_str_ = first_stmt;
}
if (OB_FAIL(ret)) {
} else if (OB_ISNULL(task_exec_ctx = GET_TASK_EXECUTOR_CTX(ctx))) {
ret = OB_NOT_INIT;
SQL_ENG_LOG(WARN, "get task executor context failed");
} else if (OB_FAIL(task_exec_ctx->get_common_rpc(common_rpc_proxy))) {
SQL_ENG_LOG(WARN, "get common rpc proxy failed", K(ret));
} else if (OB_ISNULL(common_rpc_proxy)){
ret = OB_ERR_UNEXPECTED;
SQL_ENG_LOG(WARN, "common rpc proxy should not be null", K(ret));
} else if (OB_FAIL(common_rpc_proxy->purge_tenant(purge_tenant_arg))) {
SQL_ENG_LOG(WARN, "rpc proxy purge tenant failed", K(ret));
}
return ret;
}
int ObPurgeRecycleBinExecutor::execute(ObExecContext &ctx, ObPurgeRecycleBinStmt &stmt)
{
int ret = OB_SUCCESS;
//use to test purge recyclebin objects
ObTaskExecutorCtx *task_exec_ctx = NULL;
obrpc::ObCommonRpcProxy *common_rpc_proxy = NULL;
const obrpc::ObPurgeRecycleBinArg &purge_recyclebin_arg = stmt.get_purge_recyclebin_arg();
// int64_t current_time = ObTimeUtility::current_time();
// obrpc::Int64 expire_time = current_time - GCONF.schema_history_expire_time;
obrpc::Int64 affected_rows = 0;
ObString first_stmt;
if (OB_FAIL(stmt.get_first_stmt(first_stmt))) {
LOG_WARN("fail to get first stmt" , K(ret));
} else {
const_cast<obrpc::ObPurgeRecycleBinArg&>(purge_recyclebin_arg).ddl_stmt_str_ = first_stmt;
}
if (OB_FAIL(ret)) {
} else if (OB_ISNULL(task_exec_ctx = GET_TASK_EXECUTOR_CTX(ctx))) {
ret = OB_NOT_INIT;
LOG_WARN("get task executor context failed");
} else if (OB_ISNULL(common_rpc_proxy = task_exec_ctx->get_common_rpc())) {
ret = OB_NOT_INIT;
LOG_WARN("get common rpc proxy failed");
} else {
bool is_tenant_finish = false;
int64_t total_purge_count = 0;
uint64_t tenant_id = purge_recyclebin_arg.tenant_id_;
while (OB_SUCC(ret) && !is_tenant_finish) {
// A tenant only purges 10 objects from the recycle station to prevent blocking the RS's ddl thread
// Each time return the number of purged rows, only when the purge count is less than affected_rows
int64_t cal_timeout = 0;
int64_t start_time = ObTimeUtility::current_time();
if (OB_FAIL(GSCHEMASERVICE.cal_purge_need_timeout(purge_recyclebin_arg, cal_timeout))) {
LOG_WARN("fail to cal purge time out", KR(ret), K(tenant_id));
} else if (0 == cal_timeout) {
is_tenant_finish = true;
} else if (OB_FAIL(common_rpc_proxy->timeout(cal_timeout).purge_expire_recycle_objects(purge_recyclebin_arg, affected_rows))) {
LOG_WARN("purge reyclebin objects failed", K(ret), K(affected_rows), K(purge_recyclebin_arg));
// If failure occurs, there is no need to continue
is_tenant_finish = false;
} else {
is_tenant_finish = obrpc::ObPurgeRecycleBinArg::DEFAULT_PURGE_EACH_TIME == affected_rows ? false : true;
total_purge_count += affected_rows;
}
int64_t cost_time = ObTimeUtility::current_time() - start_time;
LOG_INFO("purge recycle objects", KR(ret), K(cost_time), K(cal_timeout),
K(total_purge_count), K(purge_recyclebin_arg), K(affected_rows), K(is_tenant_finish));
}
LOG_INFO("purge recyclebin success", KR(ret), K(purge_recyclebin_arg), K(total_purge_count));
}
return ret;
}
int ObCreateRestorePointExecutor::execute(ObExecContext &ctx, ObCreateRestorePointStmt &stmt)
{
int ret = OB_SUCCESS;
ObTaskExecutorCtx *task_exec_ctx = NULL;
obrpc::ObCommonRpcProxy *common_rpc_proxy = NULL;
const int64_t tenant_id = ctx.get_my_session()->get_effective_tenant_id();
stmt.set_tenant_id(tenant_id);
const obrpc::ObCreateRestorePointArg &create_restore_point_arg = stmt.get_create_restore_point_arg();
if (OB_FAIL(ret)) {
} else if (OB_ISNULL(task_exec_ctx = GET_TASK_EXECUTOR_CTX(ctx))) {
ret = OB_NOT_INIT;
LOG_WARN("get task executor context failed");
} else if (OB_ISNULL(common_rpc_proxy = task_exec_ctx->get_common_rpc())) {
ret = OB_NOT_INIT;
LOG_WARN("get common rpc proxy failed");
} else if (OB_FAIL(common_rpc_proxy->create_restore_point(create_restore_point_arg))) {
LOG_WARN("rpc proxy create restore point failed", K(ret));
}
return ret;
}
int ObDropRestorePointExecutor::execute(ObExecContext &ctx, ObDropRestorePointStmt &stmt)
{
int ret = OB_SUCCESS;
ObTaskExecutorCtx *task_exec_ctx = NULL;
obrpc::ObCommonRpcProxy *common_rpc_proxy = NULL;
const int64_t tenant_id = ctx.get_my_session()->get_effective_tenant_id();
stmt.set_tenant_id(tenant_id);
const obrpc::ObDropRestorePointArg &drop_restore_point_arg = stmt.get_drop_restore_point_arg();
if (OB_ISNULL(task_exec_ctx = GET_TASK_EXECUTOR_CTX(ctx))) {
ret = OB_NOT_INIT;
LOG_WARN("get task executor context failed");
} else if (OB_ISNULL(common_rpc_proxy = task_exec_ctx->get_common_rpc())) {
ret = OB_NOT_INIT;
LOG_WARN("get common rpc proxy failed");
} else if (OB_FAIL(common_rpc_proxy->drop_restore_point(drop_restore_point_arg))) {
LOG_WARN("rpc proxy drop restore point failed", K(ret));
}
return ret;
}
} // namespace sql
} // namespace oceanbase