mirror of
https://github.com/GreptimeTeam/greptimedb.git
synced 2026-08-22 05:58:33 +00:00
Yingwen
0a002f4d65
* feat(mito): add per-region write buffer limit Signed-off-by: evenyag <realevenyag@gmail.com> * feat(mito): add default region write buffer size Signed-off-by: evenyag <realevenyag@gmail.com> * docs: expand configuration change checklist Signed-off-by: evenyag <realevenyag@gmail.com> * test: cover table write buffer size option Signed-off-by: evenyag <realevenyag@gmail.com> * fix(mito): refine region write buffer checks Signed-off-by: evenyag <realevenyag@gmail.com> * fix(mito): keep region-stalled writes queued Signed-off-by: evenyag <realevenyag@gmail.com> * fix(mito): allow zero region write buffer size Signed-off-by: evenyag <realevenyag@gmail.com> * fix(mito): validate region state before write stall Signed-off-by: evenyag <realevenyag@gmail.com> * fix(mito): reject writes beyond region hard limit Signed-off-by: evenyag <realevenyag@gmail.com> * docs: update example Signed-off-by: evenyag <realevenyag@gmail.com> --------- Signed-off-by: evenyag <realevenyag@gmail.com>
88 lines
1.6 KiB
SQL
88 lines
1.6 KiB
SQL
CREATE TABLE ato(i INTEGER, j TIMESTAMP TIME INDEX, PRIMARY KEY(i));
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INSERT INTO ato VALUES(1, now()), (2, now());
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SELECT i FROM ato;
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ALTER TABLE ato SET 'ttl'='1d';
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SELECT i FROM ato;
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SHOW CREATE TABLE ato;
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ALTER TABLE ato SET 'ttl'='2d';
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SELECT i FROM ato;
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SHOW CREATE TABLE ato;
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ALTER TABLE ato SET 'ttl'=NULL;
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SELECT i FROM ato;
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SHOW CREATE TABLE ato;
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ALTER TABLE ato SET 'ttl'='1s';
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SHOW CREATE TABLE ato;
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ALTER TABLE ato SET 'ttl'='😁';
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ALTER TABLE ato SET '🕶️'='1s';
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SELECT i FROM ato;
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ALTER TABLE ato SET 'compaction.twcs.time_window'='2h';
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ALTER TABLE ato SET 'compaction.twcs.max_output_file_size'='500MB';
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ALTER TABLE ato SET 'compaction.twcs.trigger_file_num'='2';
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SHOW CREATE TABLE ato;
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ALTER TABLE ato UNSET 'compaction.twcs.time_window';
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ALTER TABLE ato UNSET '🕶️';
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SHOW CREATE TABLE ato;
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ALTER TABLE ato SET 'compaction.twcs.trigger_file_num'='';
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SHOW CREATE TABLE ato;
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-- SQLNESS ARG restart=true
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SHOW CREATE TABLE ato;
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DROP TABLE ato;
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CREATE TABLE write_buffer_size_options(
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i INTEGER,
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ts TIMESTAMP TIME INDEX,
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PRIMARY KEY(i)
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);
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ALTER TABLE write_buffer_size_options SET 'write_buffer_size' = '128MiB';
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SHOW CREATE TABLE write_buffer_size_options;
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-- SQLNESS ARG restart=true
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SHOW CREATE TABLE write_buffer_size_options;
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ALTER TABLE write_buffer_size_options UNSET 'write_buffer_size';
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SHOW CREATE TABLE write_buffer_size_options;
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DROP TABLE write_buffer_size_options;
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CREATE TABLE phy (ts timestamp time index, val double) engine=metric with ("physical_metric_table" = "");
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ALTER TABLE phy set ttl='2years';
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SHOW CREATE TABLE phy;
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ALTER TABLE phy UNSET 'ttl';
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SHOW CREATE TABLE phy;
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DROP TABLE phy;
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