ClickHouse/tests/queries/0_stateless/02020_alter_table_modify_comment.sh
Artur Filatenkov 6a3cb0d9ea rename tests
2021-09-29 17:43:35 +03:00

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#!/usr/bin/env bash
CURDIR=$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)
# shellcheck source=../shell_config.sh
. "$CURDIR"/../shell_config.sh
function get_table_comment_info()
{
$CLICKHOUSE_CLIENT --query="SHOW CREATE TABLE comment_test_table;"
$CLICKHOUSE_CLIENT --query="SELECT 'comment=', comment FROM system.tables WHERE database=currentDatabase() and name='comment_test_table'"
echo # just a newline
}
function test_table_comments()
{
local ENGINE_NAME="$1"
echo "engine : ${ENGINE_NAME}"
$CLICKHOUSE_CLIENT -nm <<EOF
DROP TABLE IF EXISTS comment_test_table;
CREATE TABLE comment_test_table
(
k UInt64,
s String
) ENGINE = ${ENGINE_NAME}
COMMENT 'Test table with comment';
EOF
echo initial comment
get_table_comment_info
echo change a comment
$CLICKHOUSE_CLIENT --query="ALTER TABLE comment_test_table MODIFY COMMENT 'new comment on a table';"
get_table_comment_info
echo remove a comment
$CLICKHOUSE_CLIENT --query="ALTER TABLE comment_test_table MODIFY COMMENT '';"
get_table_comment_info
echo add a comment back
$CLICKHOUSE_CLIENT --query="ALTER TABLE comment_test_table MODIFY COMMENT 'another comment on a table';"
get_table_comment_info
echo detach table
$CLICKHOUSE_CLIENT --query="DETACH TABLE comment_test_table NO DELAY;"
get_table_comment_info
echo re-attach table
$CLICKHOUSE_CLIENT --query="ATTACH TABLE comment_test_table;"
get_table_comment_info
}
test_table_comments "Null"
test_table_comments "Memory"
test_table_comments "MergeTree() ORDER BY k"
test_table_comments "Log"
test_table_comments "TinyLog"
test_table_comments "ReplicatedMergeTree('/clickhouse/$CLICKHOUSE_TEST_ZOOKEEPER_PREFIX', '1') ORDER BY k"