view MySQL/Plugins/GetLastChangeIndex.sql @ 366:cd9521e04249 attach-custom-data

DatabaseBackendAdapterV4: added support for customData + revision when not already done
author Alain Mazy <am@osimis.io>
date Thu, 15 Sep 2022 18:12:34 +0200
parents 740d9829f52e
children
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CREATE TABLE IF NOT EXISTS GlobalIntegers(
       property INTEGER PRIMARY KEY,
       value BIGINT
       );


DELETE FROM GlobalIntegers WHERE property = 0;

INSERT INTO GlobalIntegers
SELECT 0, COALESCE(MAX(seq), 0) FROM Changes;


DROP TRIGGER IF EXISTS ChangeAdded;

CREATE TRIGGER ChangeAdded
AFTER INSERT ON Changes
FOR EACH ROW
BEGIN
  UPDATE GlobalIntegers SET value = new.seq WHERE property = 0@
END;