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fix filling of defaults after parsing into sparse columns

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This commit is contained in:
Anton Popov 2024-11-13 10:28:36 +00:00
parent 2e3145c757
commit b9f686b47c
3 changed files with 31 additions and 1 deletions
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6
src/Processors/Transforms/AddingDefaultsTransform.cpp
View File

@ -9,6 +9,7 @@
#include <Columns/ColumnsCommon.h>
#include <Columns/ColumnDecimal.h>
#include <Columns/ColumnConst.h>
#include <Columns/ColumnSparse.h>
#include <Columns/FilterDescription.h>
#include <DataTypes/DataTypesNumber.h>
@ -184,7 +185,7 @@ void AddingDefaultsTransform::transform(Chunk & chunk)
std::unordered_map<size_t, MutableColumnPtr> mixed_columns;
for (const ColumnWithTypeAndName & column_def : evaluate_block)
for (auto & column_def : evaluate_block)
{
const String & column_name = column_def.name;
@ -199,6 +200,9 @@ void AddingDefaultsTransform::transform(Chunk & chunk)
if (!defaults_mask.empty())
{
column_read.column = recursiveRemoveSparse(column_read.column);
column_def.column = recursiveRemoveSparse(column_def.column);
/// TODO: FixedString
if (isColumnedAsNumber(column_read.type) || isDecimal(column_read.type))
{

4
tests/queries/0_stateless/03271_parse_sparse_columns_defaults.reference Normal file
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@ -0,0 +1,4 @@
1 false
2 false
all_1_1_0 Sparse
all_2_2_0 Sparse

22
tests/queries/0_stateless/03271_parse_sparse_columns_defaults.sh Executable file
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@ -0,0 +1,22 @@
#!/usr/bin/env bash
CURDIR=$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)
# shellcheck source=../shell_config.sh
. "$CURDIR"/../shell_config.sh
$CLICKHOUSE_CLIENT --query "
DROP TABLE IF EXISTS test_default_bool;
CREATE TABLE test_default_bool (id Int8, b Bool DEFAULT false)
ENGINE = MergeTree ORDER BY id
SETTINGS ratio_of_defaults_for_sparse_serialization = 0.9;
"
echo 'INSERT INTO test_default_bool FORMAT CSV 1,\N' | $CLICKHOUSE_CURL -sS "$CLICKHOUSE_URL" --data-binary @-
echo 'INSERT INTO test_default_bool FORMAT CSV 2,\N' | $CLICKHOUSE_CURL -sS "$CLICKHOUSE_URL" --data-binary @-
$CLICKHOUSE_CLIENT --query "
SELECT * FROM test_default_bool ORDER BY id;
SELECT name, serialization_kind FROM system.parts_columns WHERE database = currentDatabase() AND table = 'test_default_bool' AND column = 'b' AND active;
DROP TABLE test_default_bool;
"