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Copy pathob_expr_array_append.h
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100 lines (90 loc) · 4.42 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.
*/
#ifndef OCEANBASE_SQL_OB_EXPR_ARRAY_APPEND
#define OCEANBASE_SQL_OB_EXPR_ARRAY_APPEND
#include "sql/engine/expr/ob_expr_operator.h"
#include "lib/udt/ob_array_type.h"
namespace oceanbase
{
namespace sql
{
class ObExprArrayAppendCommon : public ObFuncExprOperator
{
public:
explicit ObExprArrayAppendCommon(common::ObIAllocator &alloc, ObExprOperatorType type, const char *name);
explicit ObExprArrayAppendCommon(common::ObIAllocator &alloc, ObExprOperatorType type,
const char *name, int32_t param_num, int32_t dimension);
virtual ~ObExprArrayAppendCommon();
virtual int calc_result_type2(ObExprResType &type,
ObExprResType &type1,
ObExprResType &type2,
common::ObExprTypeCtx &type_ctx) const override;
static int eval_append(const ObExpr &expr, ObEvalCtx &ctx, ObDatum &res, bool is_preappend = false);
static int eval_append_batch(const ObExpr &expr, ObEvalCtx &ctx,
const ObBitVector &skip, const int64_t batch_size,
bool is_preappend = false);
static int eval_append_vector(const ObExpr &expr, ObEvalCtx &ctx,
const ObBitVector &skip, const EvalBound &bound,
bool is_preappend = false);
static int append_elem(ObIAllocator &tmp_allocator, ObEvalCtx &ctx,
ObDatum *val_datum, uint16_t val_subschema_id,
ObIArrayType *val_arr, ObIArrayType *res_arr);
static int append_elem_vector(ObIAllocator &tmp_allocator, ObEvalCtx &ctx,
ObIVector *val_vec, int64_t idx,
uint16_t val_subschema_id, ObExpr ¶m_expr,
ObIArrayType *val_arr, ObIArrayType *res_arr);
private:
DISALLOW_COPY_AND_ASSIGN(ObExprArrayAppendCommon);
};
class ObExprArrayAppend : public ObExprArrayAppendCommon
{
public:
explicit ObExprArrayAppend(common::ObIAllocator &alloc);
explicit ObExprArrayAppend(common::ObIAllocator &alloc, ObExprOperatorType type,
const char *name, int32_t param_num, int32_t dimension);
virtual ~ObExprArrayAppend();
static int eval_array_append(const ObExpr &expr, ObEvalCtx &ctx, ObDatum &res);
static int eval_array_append_batch(const ObExpr &expr, ObEvalCtx &ctx,
const ObBitVector &skip, const int64_t batch_size);
static int eval_array_append_vector(const ObExpr &expr, ObEvalCtx &ctx,
const ObBitVector &skip, const EvalBound &bound);
virtual int cg_expr(ObExprCGCtx &expr_cg_ctx,
const ObRawExpr &raw_expr,
ObExpr &rt_expr) const override;
private:
DISALLOW_COPY_AND_ASSIGN(ObExprArrayAppend);
};
class ObExprArrayPrepend : public ObExprArrayAppendCommon
{
public:
explicit ObExprArrayPrepend(common::ObIAllocator &alloc);
explicit ObExprArrayPrepend(common::ObIAllocator &alloc, ObExprOperatorType type,
const char *name, int32_t param_num, int32_t dimension);
virtual ~ObExprArrayPrepend();
static int eval_array_prepend(const ObExpr &expr, ObEvalCtx &ctx, ObDatum &res);
static int eval_array_prepend_batch(const ObExpr &expr, ObEvalCtx &ctx,
const ObBitVector &skip, const int64_t batch_size);
static int eval_array_prepend_vector(const ObExpr &expr, ObEvalCtx &ctx,
const ObBitVector &skip, const EvalBound &bound);
virtual int cg_expr(ObExprCGCtx &expr_cg_ctx,
const ObRawExpr &raw_expr,
ObExpr &rt_expr) const override;
private:
DISALLOW_COPY_AND_ASSIGN(ObExprArrayPrepend);
};
} // sql
} // oceanbase
#endif // OCEANBASE_SQL_OB_EXPR_ARRAY_APPEND