Files
oceanbase/src/sql/engine/expr/ob_expr_sha.h
jingtaoye35 e537a0c479 [FEAT MERGE] 424 SQL compatibility patch 433
Co-authored-by: wjhh2008 <wjh2006-1@163.com>
Co-authored-by: GongYusen <986957406@qq.com>
Co-authored-by: hy-guo <fqboyg@gmail.com>
2024-08-23 03:32:02 +00:00

81 lines
2.7 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.
*/
#ifndef SRC_SQL_ENGINE_EXPR_OB_EXPR_SHA_H_
#define SRC_SQL_ENGINE_EXPR_OB_EXPR_SHA_H_
#include "sql/engine/expr/ob_expr_operator.h"
#include "share/object/ob_obj_cast.h"
namespace oceanbase
{
namespace sql
{
class ObExprSha : public ObStringExprOperator
{
public:
explicit ObExprSha(common::ObIAllocator &alloc);
virtual ~ObExprSha();
virtual int calc_result_type1(ObExprResType &type,
ObExprResType &type1,
common::ObExprTypeCtx &type_ctx) const;
virtual int cg_expr(ObExprCGCtx &op_cg_ctx,
const ObRawExpr &raw_expr,
ObExpr &rt_expr) const override;
static int eval_sha(const ObExpr &expr, ObEvalCtx &ctx, ObDatum &expr_datum);
DECLARE_SET_LOCAL_SESSION_VARS;
private:
DISALLOW_COPY_AND_ASSIGN(ObExprSha);
};
class ObExprSha2 : public ObStringExprOperator
{
public:
explicit ObExprSha2(common::ObIAllocator &alloc);
virtual ~ObExprSha2();
virtual int calc_result_type2(ObExprResType &type,
ObExprResType &type1,
ObExprResType &type2,
common::ObExprTypeCtx &type_ctx) const;
virtual int cg_expr(ObExprCGCtx &op_cg_ctx,
const ObRawExpr &raw_expr,
ObExpr &rt_expr) const override;
static int eval_sha2(const ObExpr &expr, ObEvalCtx &ctx, ObDatum &expr_datum);
DECLARE_SET_LOCAL_SESSION_VARS;
private:
DISALLOW_COPY_AND_ASSIGN(ObExprSha2);
};
class ObExprSm3 : public ObStringExprOperator
{
public:
explicit ObExprSm3(common::ObIAllocator &alloc);
virtual ~ObExprSm3();
virtual int calc_result_type1(ObExprResType &type,
ObExprResType &type1,
common::ObExprTypeCtx &type_ctx) const;
virtual int cg_expr(ObExprCGCtx &op_cg_ctx,
const ObRawExpr &raw_expr,
ObExpr &rt_expr) const override;
static int eval_sm3(const ObExpr &expr, ObEvalCtx &ctx, ObDatum &expr_datum);
DECLARE_SET_LOCAL_SESSION_VARS;
private:
DISALLOW_COPY_AND_ASSIGN(ObExprSm3);
};
}
}
#endif /* SRC_SQL_ENGINE_EXPR_OB_EXPR_SHA_H_ */