Files
oceanbase/src/sql/resolver/tcl/ob_end_trans_resolver.cpp
wangzelin.wzl 93a1074b0c patch 4.0
2022-10-24 17:57:12 +08:00

60 lines
1.6 KiB
C++

/**
* 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 "ob_end_trans_resolver.h"
namespace oceanbase
{
using namespace common;
namespace sql
{
ObEndTransResolver::ObEndTransResolver(ObResolverParams &params)
: ObTCLResolver(params)
{
}
ObEndTransResolver::~ObEndTransResolver()
{
}
int ObEndTransResolver::resolve(const ParseNode &parse_node)
{
int ret = OB_SUCCESS;
ObEndTransStmt *end_stmt = NULL;
if (OB_LIKELY((T_COMMIT == parse_node.type_ || T_ROLLBACK == parse_node.type_)
&& parse_node.num_child_ == 1)) {
if (OB_UNLIKELY(NULL == (end_stmt = create_stmt<ObEndTransStmt>()))) {
ret = OB_SQL_RESOLVER_NO_MEMORY;
LOG_WARN("failed to create select stmt");
} else {
stmt_ = end_stmt;
end_stmt->set_is_rollback(T_ROLLBACK == parse_node.type_);
auto hint = parse_node.children_[0];
if (hint) {
end_stmt->set_hint(ObString(hint->str_len_, hint->str_value_));
}
}
} else {
ret = OB_ERR_UNEXPECTED;
LOG_ERROR("unexpected parse node", K(parse_node.type_), K(parse_node.num_child_));
}
return ret;
}
}/* ns sql*/
}/* ns oceanbase */