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Merge pull request #31742 from CurtizJ/fix-map

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Fix usage of `Buffer` table engine with type `Map`
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alexey-milovidov 2021-11-25 04:56:37 +03:00 committed by GitHub
commit 423d497b27
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3 changed files with 37 additions and 1 deletions
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2
src/Columns/ColumnMap.cpp
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@ -263,7 +263,7 @@ void ColumnMap::getExtremes(Field & min, Field & max) const
void ColumnMap::forEachSubcolumn(ColumnCallback callback)
{
nested->forEachSubcolumn(callback);
callback(nested);
}
bool ColumnMap::structureEquals(const IColumn & rhs) const

1
tests/queries/0_stateless/02124_buffer_with_type_map_long.reference Normal file
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@ -0,0 +1 @@
OK

35
tests/queries/0_stateless/02124_buffer_with_type_map_long.sh Executable file
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@ -0,0 +1,35 @@
#!/usr/bin/env bash
CURDIR=$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)
# shellcheck source=../shell_config.sh
. "$CURDIR"/../shell_config.sh
$CLICKHOUSE_CLIENT -q "DROP TABLE IF EXISTS t_buffer_map"
$CLICKHOUSE_CLIENT -q "CREATE TABLE t_buffer_map(m1 Map(String, UInt64), m2 Map(String, String)) ENGINE = Buffer('', '', 1, 1, 1, 1000000000000, 1000000000000, 1000000000000, 1000000000000)"
function insert1
{
while true; do
$CLICKHOUSE_CLIENT -q "INSERT INTO t_buffer_map SELECT (range(10), range(10)), (range(10), range(10)) from numbers(100)"
done
}
function select1
{
while true; do
$CLICKHOUSE_CLIENT -q "SELECT * FROM t_buffer_map" 2> /dev/null > /dev/null
done
}
TIMEOUT=10
export -f insert1
export -f select1
timeout $TIMEOUT bash -c insert1 &
timeout $TIMEOUT bash -c select1 &
wait
echo "OK"
$CLICKHOUSE_CLIENT -q "DROP TABLE t_buffer_map"