mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-10-18 22:40:50 +00:00
44 lines
1.3 KiB
Bash
Executable File
44 lines
1.3 KiB
Bash
Executable File
#!/usr/bin/env bash
|
|
|
|
CURDIR=$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)
|
|
. $CURDIR/../shell_config.sh
|
|
|
|
. $CURDIR/mergetree_mutations.lib
|
|
|
|
|
|
${CLICKHOUSE_CLIENT} --query="DROP TABLE IF EXISTS table_with_empty_part"
|
|
|
|
${CLICKHOUSE_CLIENT} --query="CREATE TABLE table_with_empty_part
|
|
(
|
|
id UInt64,
|
|
value UInt64
|
|
)
|
|
ENGINE = MergeTree()
|
|
ORDER BY id
|
|
PARTITION BY id
|
|
SETTINGS vertical_merge_algorithm_min_rows_to_activate=0, vertical_merge_algorithm_min_columns_to_activate=0
|
|
"
|
|
|
|
|
|
${CLICKHOUSE_CLIENT} --query="INSERT INTO table_with_empty_part VALUES (1, 1)"
|
|
|
|
${CLICKHOUSE_CLIENT} --query="INSERT INTO table_with_empty_part VALUES (2, 2)"
|
|
|
|
${CLICKHOUSE_CLIENT} --query="ALTER TABLE table_with_empty_part DELETE WHERE id % 2 == 0"
|
|
|
|
sleep 0.5
|
|
|
|
mutation_id=`${CLICKHOUSE_CLIENT} --query="SELECT max(mutation_id) FROM system.mutations WHERE table='table_with_empty_part'"`
|
|
|
|
wait_for_mutation "table_with_empty_part" "$mutation_id"
|
|
|
|
${CLICKHOUSE_CLIENT} --query="SELECT COUNT(DISTINCT value) FROM table_with_empty_part"
|
|
|
|
${CLICKHOUSE_CLIENT} --query="ALTER TABLE table_with_empty_part MODIFY COLUMN value Nullable(UInt64)"
|
|
|
|
${CLICKHOUSE_CLIENT} --query="SELECT COUNT(distinct value) FROM table_with_empty_part"
|
|
|
|
${CLICKHOUSE_CLIENT} --query="OPTIMIZE TABLE table_with_empty_part FINAL"
|
|
|
|
${CLICKHOUSE_CLIENT} --query="DROP TABLE IF EXISTS table_with_empty_part"
|