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src/sql/engine/cmd/ob_tablegroup_executor.cpp
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197
src/sql/engine/cmd/ob_tablegroup_executor.cpp
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/**
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* Copyright (c) 2021 OceanBase
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* OceanBase CE is licensed under Mulan PubL v2.
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* You can use this software according to the terms and conditions of the Mulan PubL v2.
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* You may obtain a copy of Mulan PubL v2 at:
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* http://license.coscl.org.cn/MulanPubL-2.0
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* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
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* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
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* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
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* See the Mulan PubL v2 for more details.
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*/
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#define USING_LOG_PREFIX SQL_ENG
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#include "share/object/ob_obj_cast.h"
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#include "sql/engine/cmd/ob_tablegroup_executor.h"
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#include "share/ob_common_rpc_proxy.h"
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#include "share/schema/ob_schema_struct.h"
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#include "sql/session/ob_sql_session_info.h"
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#include "sql/resolver/ddl/ob_create_tablegroup_stmt.h"
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#include "sql/resolver/ddl/ob_alter_tablegroup_stmt.h"
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#include "sql/resolver/ddl/ob_drop_tablegroup_stmt.h"
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#include "sql/engine/ob_exec_context.h"
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#include "sql/code_generator/ob_expr_generator_impl.h"
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#include "sql/engine/cmd/ob_partition_executor_utils.h"
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namespace oceanbase {
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using namespace common;
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using namespace share::schema;
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namespace sql {
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int ObCreateTablegroupExecutor::execute(ObExecContext& ctx, ObCreateTablegroupStmt& stmt)
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{
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int ret = OB_SUCCESS;
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obrpc::ObRpcOpts rpc_opt;
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ObTaskExecutorCtx* task_exec_ctx = NULL;
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obrpc::ObCommonRpcProxy* common_rpc_proxy = NULL;
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obrpc::ObCreateTablegroupArg& create_tablegroup_arg = stmt.get_create_tablegroup_arg();
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ObTablegroupSchema& tablegroup_schema = create_tablegroup_arg.tablegroup_schema_;
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tablegroup_schema.set_part_func_expr_num(stmt.get_part_func_expr_num());
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tablegroup_schema.set_sub_part_func_expr_num(stmt.get_sub_part_func_expr_num());
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ObString first_stmt;
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if (OB_FAIL(stmt.get_first_stmt(first_stmt))) {
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LOG_WARN("fail to get first stmt", K(ret));
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} else {
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const_cast<obrpc::ObCreateTablegroupArg&>(create_tablegroup_arg).ddl_stmt_str_ = first_stmt;
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}
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if (OB_FAIL(ret)) {
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} else if (OB_ISNULL(task_exec_ctx = GET_TASK_EXECUTOR_CTX(ctx))) {
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ret = OB_NOT_INIT;
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LOG_WARN("get task executor context failed");
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} else if (OB_FAIL(ObPartitionExecutorUtils::calc_values_exprs(ctx, stmt))) {
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LOG_WARN("compare range parition expr fail", K(ret));
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} else if (OB_FAIL(task_exec_ctx->get_common_rpc(common_rpc_proxy))) {
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LOG_WARN("get common rpc proxy failed", K(ret));
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} else if (OB_ISNULL(common_rpc_proxy)) {
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ret = OB_ERR_UNEXPECTED;
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LOG_WARN("common rpc proxy should not be null", K(ret));
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} else {
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obrpc::UInt64 tablegroup_id(0);
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if (OB_FAIL(common_rpc_proxy->create_tablegroup(create_tablegroup_arg, tablegroup_id))) {
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LOG_WARN("rpc proxy create tablegroup failed", K(ret));
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}
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}
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LOG_INFO("finish execute create tablegroup.", K(stmt), K(ret));
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return ret;
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}
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int ObDropTablegroupExecutor::execute(ObExecContext& ctx, ObDropTablegroupStmt& stmt)
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{
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int ret = OB_SUCCESS;
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obrpc::ObRpcOpts rpc_opt;
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ObTaskExecutorCtx* task_exec_ctx = NULL;
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obrpc::ObCommonRpcProxy* common_rpc_proxy = NULL;
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const obrpc::ObDropTablegroupArg& drop_tablegroup_arg = stmt.get_drop_tablegroup_arg();
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ObString first_stmt;
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if (OB_FAIL(stmt.get_first_stmt(first_stmt))) {
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LOG_WARN("fail to get first stmt", K(ret));
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} else {
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const_cast<obrpc::ObDropTablegroupArg&>(drop_tablegroup_arg).ddl_stmt_str_ = first_stmt;
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}
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if (OB_FAIL(ret)) {
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} else if (OB_ISNULL(task_exec_ctx = GET_TASK_EXECUTOR_CTX(ctx))) {
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ret = OB_NOT_INIT;
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LOG_WARN("get task executor context failed");
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} else if (OB_FAIL(task_exec_ctx->get_common_rpc(common_rpc_proxy))) {
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LOG_WARN("get common rpc proxy failed", K(ret));
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} else if (OB_ISNULL(common_rpc_proxy)) {
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ret = OB_ERR_UNEXPECTED;
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LOG_WARN("common rpc proxy should not be null", K(ret));
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} else if (OB_FAIL(common_rpc_proxy->drop_tablegroup(drop_tablegroup_arg))) {
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LOG_WARN("rpc proxy drop tablegroup failed", K(ret));
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}
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LOG_INFO("finish execute drop tablegroup.", K(stmt), K(ret));
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return ret;
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}
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int ObAlterTablegroupExecutor::execute(ObExecContext& ctx, ObAlterTablegroupStmt& stmt)
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{
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int ret = OB_SUCCESS;
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ObTaskExecutorCtx* task_exec_ctx = NULL;
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obrpc::ObCommonRpcProxy* common_rpc_proxy = NULL;
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obrpc::ObAlterTablegroupArg& alter_tablegroup_arg = stmt.get_alter_tablegroup_arg();
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alter_tablegroup_arg.alter_tablegroup_schema_.set_part_func_expr_num(stmt.get_part_func_expr_num());
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alter_tablegroup_arg.alter_tablegroup_schema_.set_sub_part_func_expr_num(stmt.get_sub_part_func_expr_num());
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ObString first_stmt;
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if (OB_FAIL(stmt.get_first_stmt(first_stmt))) {
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LOG_WARN("fail to get first stmt", K(ret));
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} else {
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const_cast<obrpc::ObAlterTablegroupArg&>(alter_tablegroup_arg).ddl_stmt_str_ = first_stmt;
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}
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if (OB_FAIL(ret)) {
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} else if (OB_FAIL(check_alter_partition(ctx, stmt, alter_tablegroup_arg))) {
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LOG_WARN("check alter partition failed", K(ret));
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} else if (OB_ISNULL(task_exec_ctx = GET_TASK_EXECUTOR_CTX(ctx))) {
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ret = OB_NOT_INIT;
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LOG_WARN("get task executor context failed");
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} else if (OB_FAIL(task_exec_ctx->get_common_rpc(common_rpc_proxy))) {
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LOG_WARN("get common rpc proxy failed", K(ret));
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} else if (OB_ISNULL(common_rpc_proxy)) {
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ret = OB_ERR_UNEXPECTED;
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LOG_WARN("common rpc proxy should not be null", K(ret));
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} else if (OB_FAIL(common_rpc_proxy->alter_tablegroup(alter_tablegroup_arg))) {
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LOG_WARN(
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"rpc proxy alter table group failed", "dst", common_rpc_proxy->get_server(), K(ret), K(alter_tablegroup_arg));
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}
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return ret;
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}
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int ObAlterTablegroupExecutor::check_alter_partition(
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ObExecContext& ctx, ObAlterTablegroupStmt& stmt, const obrpc::ObAlterTablegroupArg& arg)
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{
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int ret = OB_SUCCESS;
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if (arg.is_alter_partitions()) {
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const ObTablegroupSchema& tablegroup_schema = arg.alter_tablegroup_schema_;
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if (arg.alter_option_bitset_.has_member(obrpc::ObAlterTablegroupArg::ADD_PARTITION) ||
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arg.alter_option_bitset_.has_member(obrpc::ObAlterTablegroupArg::PARTITIONED_TABLE) ||
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arg.alter_option_bitset_.has_member(obrpc::ObAlterTablegroupArg::REORGANIZE_PARTITION) ||
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arg.alter_option_bitset_.has_member(obrpc::ObAlterTablegroupArg::SPLIT_PARTITION)) {
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ObPartition** partition_array = tablegroup_schema.get_part_array();
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int64_t real_part_num = tablegroup_schema.get_partition_num();
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const int64_t fun_expr_num = stmt.get_part_func_expr_num();
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if (arg.alter_option_bitset_.has_member(obrpc::ObAlterTablegroupArg::SPLIT_PARTITION)) {
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real_part_num = tablegroup_schema.get_part_option().get_part_num();
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}
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if (tablegroup_schema.is_range_part()) {
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ObSEArray<ObObj, 8> range_partition_obj;
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ObIArray<ObRawExpr*>& range_values_exprs = stmt.get_part_values_exprs();
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if (OB_ISNULL(partition_array)) {
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ret = OB_ERR_UNEXPECTED;
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LOG_WARN("partition_array is NULL", K(ret));
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} else if (OB_FAIL(ObPartitionExecutorUtils::cast_range_expr_to_obj(ctx,
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range_values_exprs,
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fun_expr_num,
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stmt::T_ALTER_TABLEGROUP,
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false, // is_subpart
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real_part_num,
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partition_array,
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NULL,
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range_partition_obj))) {
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LOG_WARN("partition_array is NULL", K(ret));
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}
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} else if (tablegroup_schema.is_list_part()) {
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if (OB_ISNULL(partition_array)) {
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ret = OB_ERR_UNEXPECTED;
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LOG_WARN("partition_array is NULL", K(ret));
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} else if (OB_FAIL(ObPartitionExecutorUtils::cast_list_expr_to_obj(ctx, stmt, false, partition_array, NULL))) {
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LOG_WARN("failed cast list to expr", K(ret));
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}
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} else if (!arg.alter_option_bitset_.has_member(obrpc::ObAlterTablegroupArg::PARTITIONED_TABLE)) {
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ret = OB_ERR_ONLY_ON_RANGE_LIST_PARTITION;
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LOG_WARN("unexpected partition type",
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K(ret),
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"partition type",
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tablegroup_schema.get_part_option().get_part_func_type());
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}
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if (OB_FAIL(ret)) {
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} else if (arg.alter_option_bitset_.has_member(obrpc::ObAlterTablegroupArg::SPLIT_PARTITION)) {
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const_cast<ObTablegroupSchema&>(tablegroup_schema)
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.get_part_option()
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.set_part_num(tablegroup_schema.get_partition_num());
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}
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} else if (arg.alter_option_bitset_.has_member(obrpc::ObAlterTablegroupArg::DROP_PARTITION)) {
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// do-nothing
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} else {
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ret = OB_ERR_UNEXPECTED;
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LOG_WARN("no operation", K(arg), K(ret));
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}
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LOG_DEBUG("dump table schema", K(tablegroup_schema));
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}
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return ret;
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}
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} // namespace sql
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} // namespace oceanbase
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