76 lines
2.2 KiB
C++
76 lines
2.2 KiB
C++
// Licensed to the Apache Software Foundation (ASF) under one
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// or more contributor license agreements. See the NOTICE file
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// distributed with this work for additional information
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// regarding copyright ownership. The ASF licenses this file
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// to you under the Apache License, Version 2.0 (the
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// "License"); you may not use this file except in compliance
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// with the License. You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing,
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// software distributed under the License is distributed on an
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// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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// KIND, either express or implied. See the License for the
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// specific language governing permissions and limitations
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// under the License.
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// This file is copied from
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// https://github.com/apache/impala/blob/branch-2.9.0/be/src/exprs/null-literal.cc
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// and modified by Doris
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#include "null_literal.h"
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#include "gen_cpp/Exprs_types.h"
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namespace doris {
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NullLiteral::NullLiteral(const TExprNode& node) : Expr(node) {}
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// NullLiteral::NullLiteral(PrimitiveType type) : Expr(TypeDescriptor(type)) {
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// }
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BooleanVal NullLiteral::get_boolean_val(ExprContext*, TupleRow*) {
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return BooleanVal::null();
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}
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TinyIntVal NullLiteral::get_tiny_int_val(ExprContext*, TupleRow*) {
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return TinyIntVal::null();
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}
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SmallIntVal NullLiteral::get_small_int_val(ExprContext*, TupleRow*) {
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return SmallIntVal::null();
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}
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IntVal NullLiteral::get_int_val(ExprContext*, TupleRow*) {
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return IntVal::null();
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}
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BigIntVal NullLiteral::get_big_int_val(ExprContext*, TupleRow*) {
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return BigIntVal::null();
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}
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FloatVal NullLiteral::get_float_val(ExprContext*, TupleRow*) {
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return FloatVal::null();
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}
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DoubleVal NullLiteral::get_double_val(ExprContext*, TupleRow*) {
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return DoubleVal::null();
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}
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StringVal NullLiteral::get_string_val(ExprContext*, TupleRow*) {
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return StringVal::null();
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}
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DateTimeVal NullLiteral::get_datetime_val(ExprContext*, TupleRow*) {
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return DateTimeVal::null();
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}
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DecimalV2Val NullLiteral::get_decimalv2_val(ExprContext*, TupleRow*) {
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return DecimalV2Val::null();
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}
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CollectionVal NullLiteral::get_array_val(ExprContext* context, TupleRow*) {
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return CollectionVal::null();
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}
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} // namespace doris
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