mirror of
https://github.com/GreptimeTeam/greptimedb.git
synced 2026-10-30 07:26:56 +00:00
Chenglong Zheng
9f9b35c270
* feat: support wait and timeout options for TRUNCATE TABLE * fix: address review feedback for truncate DDL options * fix: address review feedback for truncate DDL options
84 lines
2.4 KiB
SQL
84 lines
2.4 KiB
SQL
TRUNCATE TABLE not_exists_table;
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CREATE TABLE monitor (host STRING, ts TIMESTAMP, cpu DOUBLE DEFAULT 0, memory DOUBLE, TIME INDEX (ts), PRIMARY KEY(host));
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INSERT INTO monitor(ts, host, cpu, memory) VALUES
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(1695217652000, 'host1', 66.6, 1024),
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(1695217652000, 'host2', 66.6, 1024),
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(1695217652000, 'host3', 66.6, 1024),
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(1695217654000, 'host1', 77.7, 2048),
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(1695217654000, 'host2', 77.7, 2048),
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(1695217654000, 'host3', 77.7, 2048),
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(1695217656000, 'host1', 88.8, 4096),
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(1695217656000, 'host2', 88.8, 4096),
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(1695217656000, 'host3', 88.8, 4096);
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SELECT ts, host, cpu, memory FROM monitor ORDER BY ts;
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TRUNCATE monitor;
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SELECT ts, host, cpu, memory FROM monitor ORDER BY ts;
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-- truncate with time range
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INSERT INTO monitor(ts, host, cpu, memory) VALUES
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(1695217652000, 'host1', 66.6, 1024),
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(1695217652000, 'host2', 66.6, 1024),
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(1695217652000, 'host3', 66.6, 1024),
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(1695217654000, 'host1', 77.7, 2048),
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(1695217654000, 'host2', 77.7, 2048),
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(1695217654000, 'host3', 77.7, 2048),
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(1695217656000, 'host1', 88.8, 4096),
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(1695217656000, 'host2', 88.8, 4096),
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(1695217656000, 'host3', 88.8, 4096);
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ADMIN FLUSH_TABLE('monitor');
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INSERT INTO monitor(ts, host, cpu, memory) VALUES
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(1700000000111, 'host42', 66.6, 1024);
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ADMIN FLUSH_TABLE('monitor');
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SELECT ts, host, cpu, memory FROM monitor ORDER BY ts;
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TRUNCATE monitor FILE RANGE (0, 1700000000000), (1700000000111, 1700000000200);
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SELECT ts, host, cpu, memory FROM monitor ORDER BY ts;
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INSERT INTO monitor(ts, host, cpu, memory) VALUES
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(1695217660000, 'host1', 88.8, 4096),
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(1695217662000, 'host2', 88.8, 4096),
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(1695217664000, 'host3', 88.8, 4096);
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SELECT ts, host, cpu, memory FROM monitor ORDER BY ts;
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TRUNCATE monitor WITH (wait = true, timeout = '30s');
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SELECT ts, host, cpu, memory FROM monitor ORDER BY ts;
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TRUNCATE monitor WITH (wait = 'invalid');
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TRUNCATE monitor WITH (timeout = 'invalid');
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TRUNCATE monitor WITH (ttl = '1d');
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-- SQLNESS REPLACE ([0-9a-fA-F]{8}-[0-9a-fA-F]{4}-4[0-9a-fA-F]{3}-[89abAB][0-9a-fA-F]{3}-[0-9a-fA-F]{12}) PROC_ID
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TRUNCATE monitor WITH (wait = false, timeout = '30s');
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-- Keep a synchronous truncate in the same case to check the original result.
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TRUNCATE monitor;
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DROP TABLE monitor;
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CREATE TABLE "MoNiToR" ("hOsT" STRING PRIMARY KEY, "tS" TIMESTAMP TIME INDEX, "cPu" DOUBLE DEFAULT 0);
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TRUNCATE "MoNiToR";
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DROP TABLE "MoNiToR";
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CREATE TABLE MoNiToR (hOsT STRING PRIMARY KEY, tS TIMESTAMP TIME INDEX, cPu DOUBLE DEFAULT 0);
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TRUNCATE MoNiToR;
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DROP TABLE MoNiToR;
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