[fix](funcs) map struct construct funcs (#39699)

we should not change the column which is passed from a block when we
execute a function , because this block may be used in other expression
or other exec node

be/src/vec/functions/function.h

@@ -388,6 +388,7 @@ class IFunction : public std::enable_shared_from_this<IFunction>,
 public:
  String get_name() const override = 0;
 
+ /// Notice: We should not change the column in the block, because the column may be shared by multiple expressions or exec nodes.
  virtual Status execute_impl(FunctionContext* context, Block& block,
  const ColumnNumbers& arguments, size_t result,
  size_t input_rows_count) const override = 0;

be/src/vec/functions/function_map.cpp

@@ -104,26 +104,26 @@ class FunctionMap : public IFunction {
  result_col_map_offsets.resize(input_rows_count);
 
  std::unique_ptr<bool[]> col_const = std::make_unique_for_overwrite<bool[]>(num_element);
+ std::vector<ColumnPtr> arg(num_element);
  for (size_t i = 0; i < num_element; ++i) {
  auto& col = block.get_by_position(arguments[i]).column;
  std::tie(col, col_const[i]) = unpack_if_const(col);
  bool is_nullable = i % 2 == 0 ? result_col_map_keys_data.is_nullable()
  : result_col_map_vals_data.is_nullable();
  // convert to nullable column
+ arg[i] = col;
  if (is_nullable && !col->is_nullable()) {
- col = ColumnNullable::create(col, ColumnUInt8::create(col->size(), 0));
+ arg[i] = ColumnNullable::create(col, ColumnUInt8::create(col->size(), 0));
  }
  }
 
  // insert value into map
  ColumnArray::Offset64 offset = 0;
  for (size_t row = 0; row < input_rows_count; ++row) {
  for (size_t i = 0; i < num_element; i += 2) {
- result_col_map_keys_data.insert_from(*block.get_by_position(arguments[i]).column,
- index_check_const(row, col_const[i]));
- result_col_map_vals_data.insert_from(
- *block.get_by_position(arguments[i + 1]).column,
- index_check_const(row, col_const[i + 1]));
+ result_col_map_keys_data.insert_from(*arg[i], index_check_const(row, col_const[i]));
+ result_col_map_vals_data.insert_from(*arg[i + 1],
+ index_check_const(row, col_const[i + 1]));
  }
  offset += num_element / 2;
  result_col_map_offsets[row] = offset;

be/src/vec/functions/function_struct.cpp

@@ -93,21 +93,22 @@ class FunctionStruct : public IFunction {
  "function {} args number {} is not equal to result struct field number {}.",
  get_name(), num_element, struct_column->tuple_size());
  }
+ std::vector<ColumnPtr> arg(num_element);
  for (size_t i = 0; i < num_element; ++i) {
  auto& nested_col = struct_column->get_column(i);
  nested_col.reserve(input_rows_count);
  bool is_nullable = nested_col.is_nullable();
  auto& col = block.get_by_position(args_num[i]).column;
  col = col->convert_to_full_column_if_const();
+ arg[i] = col;
  if (is_nullable && !col->is_nullable()) {
- col = ColumnNullable::create(col, ColumnUInt8::create(col->size(), 0));
+ arg[i] = ColumnNullable::create(col, ColumnUInt8::create(col->size(), 0));
  }
  }
 
  // insert value into struct column by column
  for (size_t i = 0; i < num_element; ++i) {
- struct_column->get_column(i).insert_range_from(
- *block.get_by_position(args_num[i]).column, 0, input_rows_count);
+ struct_column->get_column(i).insert_range_from(*arg[i], 0, input_rows_count);
  }
  block.replace_by_position(result, std::move(result_col));
  return Status::OK();

regression-test/data/datatype_p0/nested_types/query/map_functions/test_map_with_agg.out

@@ -0,0 +1,9 @@
+-- This file is automatically generated. You should know what you did if you want to edit this
+-- !old_sql --
+1 expr_seach {"exp_seac":8}
+1 express_search {"exp_seac":6}
+
+-- !nereid_sql --
+1 expr_seach {"exp_seac":8}
+1 express_search {"exp_seac":6}
+

regression-test/suites/datatype_p0/nested_types/query/map_functions/test_map_with_agg.groovy

@@ -0,0 +1,55 @@
+// 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.
+
+suite("test_map_with_agg", "p0") {
+ // create table
+ sql """ DROP TABLE IF EXISTS t_map_count;"""
+ sql """ CREATE TABLE IF NOT EXISTS t_map_count(id int(11), c_char VARCHAR(20), p1 varchar(200), p2 varchar(200), et VARCHAR(30), uid VARCHAR(100))
+ ENGINE=OLAP DUPLICATE KEY(`id`, `c_char`, `p1`) DISTRIBUTED BY HASH(id) BUCKETS 1 PROPERTIES('replication_num' = '1');"""
+
+ // insert data
+ sql """ INSERT INTO t_map_count VALUES(1, 'express_search','consumer-un','17469174857s957ssf','page_l','36e44300d6c7433784852347b167ccdbd');"""
+ sql """ INSERT INTO t_map_count VALUES(1, 'expr_seach','consumer-un','17469174857s957ssf','page_l','36e44300d6c7433784852347b167ccdbd');"""
+ sql """ INSERT INTO t_map_count VALUES(1, 'expr_seach','consumer-un','17469174857s957ssf','page_l','36e44300d6c7433784852347b167ccdbd');"""
+ sql """ INSERT INTO t_map_count VALUES(1, 'expr_seach','consumer-un','17469174857s957ssf','page_l','36e44300d6c7433784852347b167ccdbd');"""
+ sql """ INSERT INTO t_map_count VALUES(1, 'express_search','consumer-un','17469174857s957ssf','page_l','36e44300d6c7433784852347b167ccdbd');"""
+ sql """ INSERT INTO t_map_count VALUES(1, 'expr_seach','consumer-un','17469174857s957ssf','page_l','36e44300d6c7433784852347b167ccdbd');"""
+ sql """ INSERT INTO t_map_count VALUES(1, 'express_search','consumer-un','17469174857s957ssf','page_l','36e44300d6c7433784852347b167ccdbd');"""
+ sql """ INSERT INTO t_map_count VALUES(1, 'expr_seach','consumer-un','17469174857s957ssf','page_l','36e44300d6c7433784852347b167ccdbd');"""
+ sql """ INSERT INTO t_map_count VALUES(1, 'express_search','consumer-un','17469174857s957ssf','page_l','36e44300d6c7433784852347b167ccdbd');"""
+ sql """ INSERT INTO t_map_count VALUES(1, 'expr_seach','consumer-un','17469174857s957ssf','page_l','36e44300d6c7433784852347b167ccdbd');"""
+ sql """ INSERT INTO t_map_count VALUES(1, 'express_search','consumer-un','17469174857s957ssf','page_l','36e44300d6c7433784852347b167ccdbd');"""
+ sql """ INSERT INTO t_map_count VALUES(1, 'expr_seach','consumer-un','17469174857s957ssf','page_l','36e44300d6c7433784852347b167ccdbd');"""
+ sql """ INSERT INTO t_map_count VALUES(1, 'express_search','consumer-un','17469174857s957ssf','page_l','36e44300d6c7433784852347b167ccdbd');"""
+ sql """ INSERT INTO t_map_count VALUES(1, 'expr_seach','consumer-un','17469174857s957ssf','page_l','36e44300d6c7433784852347b167ccdbd');"""
+
+ sql """ set parallel_pipeline_task_num=5; """
+
+ // test in old planner
+ sql """set enable_nereids_planner=false"""
+ order_qt_old_sql """ SELECT id, c_char, map('exp_sea', 1) as m FROM t_map_count WHERE p1 = 'comr' AND p2 = 'ex' GROUP BY 1,2
+ union all
+ SELECT id, c_char, map('exp_seac', count(CASE WHEN et = 'page_l' THEN uid END )) as m FROM t_map_count WHERE p1 = 'consumer-un' AND p2 = '17469174857s957ssf' GROUP BY 1,2;"""
+
+
+ // test in nereids planner
+ sql """set enable_nereids_planner=true"""
+ sql """ set enable_fallback_to_original_planner=false"""
+ order_qt_nereid_sql """ SELECT id, c_char, map('exp_sea', 1) as m FROM t_map_count WHERE p1 = 'comr' AND p2 = 'ex' GROUP BY 1,2
+ union all
+ SELECT id, c_char, map('exp_seac', count(CASE WHEN et = 'page_l' THEN uid END )) as m FROM t_map_count WHERE p1 = 'consumer-un' AND p2 = '17469174857s957ssf' GROUP BY 1,2;"""
+}