mirror of
https://github.com/GreptimeTeam/greptimedb.git
synced 2026-10-29 07:06:20 +00:00
dennis zhuang
2e84833ac8
* feat(partition): support iceberg_hash in partition rules Signed-off-by: Dennis Zhuang <killme2008@gmail.com> * fix(partition): reject partition column type changes and quote rule identifiers Signed-off-by: Dennis Zhuang <killme2008@gmail.com> * fix(table): keep time index widening for partition columns Signed-off-by: Dennis Zhuang <killme2008@gmail.com> * refactor(partition): replace PartitionFunction with IcebergHash Signed-off-by: Dennis Zhuang <killme2008@gmail.com> * docs(partition): describe iceberg_hash in the function module Signed-off-by: Dennis Zhuang <killme2008@gmail.com> * fix(meta): validate iceberg_hash partition bounds on ALTER and trim comments Signed-off-by: Dennis Zhuang <killme2008@gmail.com> * test: quote partition rule identifiers in SHOW CREATE TABLE expectations Signed-off-by: Dennis Zhuang <killme2008@gmail.com> * test(partition): check hash rules in information_schema and repartition target columns Signed-off-by: Dennis Zhuang <killme2008@gmail.com> * fix(partition): coerce hash partition rules against the evaluation schema Signed-off-by: Dennis Zhuang <killme2008@gmail.com> * fix(partition): keep quotes in partition column names when building filters Signed-off-by: Dennis Zhuang <killme2008@gmail.com> --------- Signed-off-by: Dennis Zhuang <killme2008@gmail.com>
23 lines
591 B
SQL
23 lines
591 B
SQL
CREATE TABLE iceberg_hash_routes (
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host STRING,
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tenant BIGINT UNSIGNED,
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ts TIMESTAMP TIME INDEX,
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v INT,
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PRIMARY KEY (host, tenant)
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)
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PARTITION ON COLUMNS (host, tenant) (
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iceberg_hash(host) < 0 AND tenant < 100,
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iceberg_hash(host) < 0 AND tenant >= 100,
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iceberg_hash(host) >= 0 AND iceberg_hash(tenant) < 0,
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iceberg_hash(host) >= 0 AND iceberg_hash(tenant) >= 0
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);
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INSERT INTO iceberg_hash_routes VALUES
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('a', 1, 1, 1),
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('b', 100, 2, 2),
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('server42', 18446744073709551615, 3, 3),
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('中🙂', 0, 4, 4),
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(NULL, 7, 5, 5);
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ADMIN FLUSH_TABLE('iceberg_hash_routes');
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