Mercurial > hg > orthanc-databases
view MySQL/Plugins/GetLastChangeIndex.sql @ 144:740d9829f52e
handling of errors if MySQL user cannot CREATE TRIGGER
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Thu, 12 Mar 2020 12:10:52 +0100 |
parents | 48d445f756db |
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;