Files
doris/be/src/exprs/array_functions.cpp
2022-05-26 08:41:34 +08:00

46 lines
2.1 KiB
C++

// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements. See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership. The ASF licenses this file
// to you 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.
#include "exprs/array_functions.h"
#include "common/logging.h"
#include "runtime/collection_value.h"
namespace doris {
void ArrayFunctions::init() {}
#define ARRAY_FUNCTION(TYPE, PRIMARY_TYPE) \
CollectionVal ArrayFunctions::array(FunctionContext* context, int num_children, \
const TYPE* values) { \
DCHECK_EQ(context->get_return_type().children.size(), 1); \
CollectionValue v; \
CollectionValue::init_collection(context, num_children, PRIMARY_TYPE, &v); \
auto iterator = v.iterator(PRIMARY_TYPE); \
for (int i = 0; i < num_children; ++i, iterator.next()) { \
iterator.set(values + i); \
} \
CollectionVal ret; \
v.to_collection_val(&ret); \
return ret; \
}
ARRAY_FUNCTION(IntVal, TYPE_INT);
ARRAY_FUNCTION(StringVal, TYPE_VARCHAR);
} // namespace doris