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oceanbase/src/sql/engine/expr/ob_expr_pl_sqlcode_sqlerrm.h
wangzelin.wzl 93a1074b0c patch 4.0
2022-10-24 17:57:12 +08:00

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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.
*/
#ifndef SRC_SQL_ENGINE_EXPR_OB_EXPR_PL_SQLCODE_SQL_ERRM_H_
#define SRC_SQL_ENGINE_EXPR_OB_EXPR_PL_SQLCODE_SQL_ERRM_H_
#include "sql/engine/expr/ob_expr_operator.h"
namespace oceanbase
{
namespace sql
{
class ObExprPLSQLCodeSQLErrm : public ObFuncExprOperator
{
OB_UNIS_VERSION(1);
public:
explicit ObExprPLSQLCodeSQLErrm(common::ObIAllocator &alloc);
virtual ~ObExprPLSQLCodeSQLErrm();
virtual int calc_result_typeN(ObExprResType &type,
ObExprResType *types,
int64_t param_num,
common::ObExprTypeCtx &type_ctx) const;
virtual int assign(const ObExprOperator &other);
void set_is_sqlcode(bool is_sqlcode) { is_sqlcode_ = is_sqlcode; }
int cg_expr(ObExprCGCtx &op_cg_ctx, const ObRawExpr &raw_expr, ObExpr &rt_expr) const;
static int eval_pl_sql_code_errm(const ObExpr &expr, ObEvalCtx &ctx, ObDatum &expr_datum);
private:
bool is_sqlcode_; // TRUE代表获取SQLCODE, FALSE代表获取SQLERRM
DISALLOW_COPY_AND_ASSIGN(ObExprPLSQLCodeSQLErrm);
};
}
}
#endif /* SRC_SQL_ENGINE_EXPR_OB_EXPR_PL_SQLCODE_SQL_ERRM_H_ */