add indexes, improve queries

This commit is contained in:
LouisLam 2021-09-09 12:43:18 +08:00
parent 24facc79d7
commit 0b1d0d22ff

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db/patch11.sql Normal file
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-- You should not modify if this have pushed to Github, unless it does serious wrong with the db.
BEGIN TRANSACTION;
-- For sendHeartbeatList
CREATE INDEX monitor_time_index ON heartbeat (monitor_id, time);
-- For sendImportantHeartbeatList
CREATE INDEX monitor_important_time_index ON heartbeat (monitor_id, important,time);
COMMIT;