85 lines
2.8 KiB
C++
85 lines
2.8 KiB
C++
/**
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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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#ifndef OCEANBASE_SRC_SQL_ENGINE_EXPR_OB_EXPR_PL_GET_ASSOCIATIVE_INDEX_H_
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#define OCEANBASE_SRC_SQL_ENGINE_EXPR_OB_EXPR_PL_GET_ASSOCIATIVE_INDEX_H_
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#include "sql/engine/expr/ob_expr_operator.h"
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#include "pl/ob_pl_user_type.h"
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namespace oceanbase
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{
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namespace sql
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{
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class ObExprPLAssocIndex : public ObExprOperator
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{
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OB_UNIS_VERSION(1);
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public:
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explicit ObExprPLAssocIndex(common::ObIAllocator &alloc);
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virtual ~ObExprPLAssocIndex();
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virtual void reset();
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int assign(const ObExprOperator &other);
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virtual int calc_result_type2(ObExprResType &type,
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ObExprResType &type1,
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ObExprResType &type2,
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common::ObExprTypeCtx &type_ctx) const;
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inline void set_write(bool for_write) { info_.for_write_ = for_write; }
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inline void set_out_of_range_set_err(bool v) { info_.out_of_range_set_err_ = v; }
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inline void set_parent_expr_type(pl::parent_expr_type type) { info_.parent_expr_type_ = type; }
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VIRTUAL_TO_STRING_KV(N_EXPR_TYPE, get_type_name(type_),
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N_EXPR_NAME, name_,
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N_PARAM_NUM, param_num_,
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N_DIM, row_dimension_,
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N_REAL_PARAM_NUM, real_param_num_,
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K_(info_.for_write),
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K_(info_.out_of_range_set_err),
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K_(info_.parent_expr_type));
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virtual int cg_expr(ObExprCGCtx &op_cg_ctx,
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const ObRawExpr &raw_expr, ObExpr &rt_expr) const override;
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static int eval_assoc_idx(const ObExpr &expr, ObEvalCtx &ctx, ObDatum &expr_datum);
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private:
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struct Info {
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Info()
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: for_write_(false),
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out_of_range_set_err_(true),
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parent_expr_type_(pl::parent_expr_type::EXPR_UNKNOWN)
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{
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}
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TO_STRING_KV(K(for_write_), K(out_of_range_set_err_), K(parent_expr_type_));
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union {
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struct {
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bool for_write_;
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bool out_of_range_set_err_;
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pl::parent_expr_type parent_expr_type_;
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} __attribute__((packed));
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uint64_t v_;
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};
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};
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static_assert(sizeof(Info) == 8, "unexpected size");
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DISALLOW_COPY_AND_ASSIGN(ObExprPLAssocIndex);
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private:
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Info info_;
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};
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}
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}
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#endif /* OCEANBASE_SRC_SQL_ENGINE_EXPR_OB_EXPR_PL_ASSOCIATIVE_INDEX_H_ */
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