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[bugfix](db): optimize column update. (#2947)

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Logic
2025-01-05 16:48:56 +08:00
committed by GitHub
parent 4cd3c3c97f
commit af59b487e4
1 changed files with 66 additions and 6 deletions
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hertzbeat-manager/src/main/resources/db/migration/mysql/V170__update_column.sql
+66 -6
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@@ -17,20 +17,80 @@
-- ensure every sql can rerun without error
ALTER TABLE HZB_ALERT_DEFINE ADD COLUMN IF NOT EXISTS app VARCHAR(255);
DELIMITER //
CREATE PROCEDURE AddOrDropColumns()
BEGIN
DECLARE col_exists INT;
-- Check and add 'app' column if it does not exist
SELECT COUNT(*) INTO col_exists FROM INFORMATION_SCHEMA.COLUMNS WHERE TABLE_NAME='HZB_ALERT_DEFINE' AND COLUMN_NAME='app';
IF col_exists = 0 THEN
ALTER TABLE HZB_ALERT_DEFINE ADD COLUMN app VARCHAR(255);
END IF;
-- Drop 'app' column if it exists
SELECT COUNT(*) INTO col_exists FROM INFORMATION_SCHEMA.COLUMNS WHERE TABLE_NAME='HZB_ALERT_DEFINE' AND COLUMN_NAME='app';
IF col_exists = 1 THEN
ALTER TABLE HZB_ALERT_DEFINE DROP COLUMN app;
END IF;
ALTER TABLE HZB_ALERT_DEFINE ADD COLUMN IF NOT EXISTS metric VARCHAR(255);
-- Check and add 'metric' column if it does not exist
SELECT COUNT(*) INTO col_exists FROM INFORMATION_SCHEMA.COLUMNS WHERE TABLE_NAME='HZB_ALERT_DEFINE' AND COLUMN_NAME='metric';
IF col_exists = 0 THEN
ALTER TABLE HZB_ALERT_DEFINE ADD COLUMN metric VARCHAR(255);
END IF;
-- Drop 'metric' column if it exists
SELECT COUNT(*) INTO col_exists FROM INFORMATION_SCHEMA.COLUMNS WHERE TABLE_NAME='HZB_ALERT_DEFINE' AND COLUMN_NAME='metric';
IF col_exists = 1 THEN
ALTER TABLE HZB_ALERT_DEFINE DROP COLUMN metric;
END IF;
ALTER TABLE HZB_ALERT_DEFINE ADD COLUMN IF NOT EXISTS field VARCHAR(255);
-- Check and add 'field' column if it does not exist
SELECT COUNT(*) INTO col_exists FROM INFORMATION_SCHEMA.COLUMNS WHERE TABLE_NAME='HZB_ALERT_DEFINE' AND COLUMN_NAME='field';
IF col_exists = 0 THEN
ALTER TABLE HZB_ALERT_DEFINE ADD COLUMN field VARCHAR(255);
END IF;
-- Drop 'field' column if it exists
SELECT COUNT(*) INTO col_exists FROM INFORMATION_SCHEMA.COLUMNS WHERE TABLE_NAME='HZB_ALERT_DEFINE' AND COLUMN_NAME='field';
IF col_exists = 1 THEN
ALTER TABLE HZB_ALERT_DEFINE DROP COLUMN field;
END IF;
ALTER TABLE HZB_ALERT_DEFINE ADD COLUMN IF NOT EXISTS preset boolean;
-- Check and add 'preset' column if it does not exist
SELECT COUNT(*) INTO col_exists FROM INFORMATION_SCHEMA.COLUMNS WHERE TABLE_NAME='HZB_ALERT_DEFINE' AND COLUMN_NAME='preset';
IF col_exists = 0 THEN
ALTER TABLE HZB_ALERT_DEFINE ADD COLUMN preset BOOLEAN;
END IF;
-- Drop 'preset' column if it exists
SELECT COUNT(*) INTO col_exists FROM INFORMATION_SCHEMA.COLUMNS WHERE TABLE_NAME='HZB_ALERT_DEFINE' AND COLUMN_NAME='preset';
IF col_exists = 1 THEN
ALTER TABLE HZB_ALERT_DEFINE DROP COLUMN preset;
END IF;
ALTER TABLE HZB_ALERT_DEFINE ADD COLUMN IF NOT EXISTS priority integer;
-- Check and add 'priority' column if it does not exist
SELECT COUNT(*) INTO col_exists FROM INFORMATION_SCHEMA.COLUMNS WHERE TABLE_NAME='HZB_ALERT_DEFINE' AND COLUMN_NAME='priority';
IF col_exists = 0 THEN
ALTER TABLE HZB_ALERT_DEFINE ADD COLUMN priority INTEGER;
END IF;
-- Drop 'priority' column if it exists
SELECT COUNT(*) INTO col_exists FROM INFORMATION_SCHEMA.COLUMNS WHERE TABLE_NAME='HZB_ALERT_DEFINE' AND COLUMN_NAME='priority';
IF col_exists = 1 THEN
ALTER TABLE HZB_ALERT_DEFINE DROP COLUMN priority;
END IF;
ALTER TABLE HZB_ALERT_DEFINE ADD COLUMN IF NOT EXISTS tags VARCHAR(255);
-- Check and add 'tags' column if it does not exist
SELECT COUNT(*) INTO col_exists FROM INFORMATION_SCHEMA.COLUMNS WHERE TABLE_NAME='HZB_ALERT_DEFINE' AND COLUMN_NAME='tags';
IF col_exists = 0 THEN
ALTER TABLE HZB_ALERT_DEFINE ADD COLUMN tags VARCHAR(255);
END IF;
-- Drop 'tags' column if it exists
SELECT COUNT(*) INTO col_exists FROM INFORMATION_SCHEMA.COLUMNS WHERE TABLE_NAME='HZB_ALERT_DEFINE' AND COLUMN_NAME='tags';
IF col_exists = 1 THEN
ALTER TABLE HZB_ALERT_DEFINE DROP COLUMN tags;
END IF;
END //
DELIMITER ;
CALL AddOrDropColumns();
DROP PROCEDURE IF EXISTS AddOrDropColumns;