5cbd86c9e6
Co-authored-by: helloamateur <magiccheery@163.com> Co-authored-by: skylhd <dickylhd@gmail.com> Co-authored-by: JLY2015 <1623359870@qq.com>
81 lines
2.4 KiB
C++
81 lines
2.4 KiB
C++
/**
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* Copyright (c) 2023 OceanBase
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* OceanBase 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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#define USING_LOG_PREFIX COMMON
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#include "sql/engine/expr/ob_expr_vec_data.h"
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namespace oceanbase
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{
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using namespace common;
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namespace sql
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{
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ObExprVecData::ObExprVecData(ObIAllocator &allocator)
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: ObFuncExprOperator(allocator, T_FUN_SYS_VEC_DATA, N_VEC_DATA, MORE_THAN_ZERO, VALID_FOR_GENERATED_COL, NOT_ROW_DIMENSION)
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{
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need_charset_convert_ = false;
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}
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int ObExprVecData::calc_result_typeN(ObExprResType &type,
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ObExprResType *types,
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int64_t param_num,
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ObExprTypeCtx &type_ctx) const
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{
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int ret = OB_SUCCESS;
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if (OB_UNLIKELY(param_num < 1) || OB_ISNULL(types)) {
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ret = OB_INVALID_ARGUMENT;
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LOG_WARN("invalid argument for fulltext expr", K(ret), K(param_num), KP(types));
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} else {
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type.set_blob();
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type.set_length(OB_MAX_LONGTEXT_LENGTH);
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}
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return ret;}
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int ObExprVecData::calc_resultN(ObObj &result,
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const ObObj *objs_array,
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int64_t param_num,
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ObExprCtx &expr_ctx) const
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{
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return OB_NOT_SUPPORTED;
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}
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int ObExprVecData::cg_expr(
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ObExprCGCtx &expr_cg_ctx,
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const ObRawExpr &raw_expr,
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ObExpr &rt_expr) const
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{
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int ret = OB_SUCCESS;
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UNUSED(raw_expr);
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UNUSED(expr_cg_ctx);
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if (OB_UNLIKELY(rt_expr.arg_cnt_ < 1) || OB_ISNULL(rt_expr.args_)) {
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ret = OB_INVALID_ARGUMENT;
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LOG_WARN("invalid arguments", K(rt_expr.arg_cnt_), KP(rt_expr.args_), K(rt_expr.type_));
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} else {
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rt_expr.eval_func_ = generate_vec_data;
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}
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return ret;
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}
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/*static*/ int ObExprVecData::generate_vec_data(
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const ObExpr &raw_ctx,
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ObEvalCtx &eval_ctx,
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ObDatum &expr_datum)
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{
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int ret = OB_SUCCESS;
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UNUSEDx(raw_ctx, eval_ctx);
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expr_datum.set_null();
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return ret;
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}
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} // namespace sql
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} // namespace oceanbase
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