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45 lines
1.2 KiB
SQL
45 lines
1.2 KiB
SQL
SELECT 'TTL WHERE';
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DROP TABLE IF EXISTS ttl_where;
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CREATE TABLE ttl_where
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(
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`d` Date,
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`i` UInt32
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)
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ENGINE = MergeTree
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ORDER BY tuple()
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TTL d + toIntervalYear(10) DELETE WHERE i % 3 = 0,
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d + toIntervalYear(40) DELETE WHERE i % 3 = 1;
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-- This test will fail at 2040-10-10
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INSERT INTO ttl_where SELECT toDate('2000-10-10'), number FROM numbers(10);
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INSERT INTO ttl_where SELECT toDate('1970-10-10'), number FROM numbers(10);
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OPTIMIZE TABLE ttl_where FINAL;
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SELECT * FROM ttl_where ORDER BY d, i;
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DROP TABLE ttl_where;
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SELECT 'TTL GROUP BY';
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DROP TABLE IF EXISTS ttl_group_by;
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CREATE TABLE ttl_group_by
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(
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`d` Date,
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`i` UInt32,
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`v` UInt64
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)
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ENGINE = MergeTree
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ORDER BY (toStartOfMonth(d), i % 10)
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TTL d + toIntervalYear(10) GROUP BY toStartOfMonth(d), i % 10 SET d = any(toStartOfMonth(d)), i = any(i % 10), v = sum(v),
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d + toIntervalYear(40) GROUP BY toStartOfMonth(d) SET d = any(toStartOfMonth(d)), v = sum(v);
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INSERT INTO ttl_group_by SELECT toDate('2000-10-10'), number, number FROM numbers(100);
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INSERT INTO ttl_group_by SELECT toDate('1970-10-10'), number, number FROM numbers(100);
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OPTIMIZE TABLE ttl_group_by FINAL;
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SELECT * FROM ttl_group_by ORDER BY d, i;
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DROP TABLE ttl_group_by;
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