https://dev.mysql.com/doc/refman/8.0/en/glossary.html
なし
https://thinkit.co.jp/cert/article/0707/21/1/2.htm
なし
https://www.postgresql.org/docs/6.5/mvcc3136.htm
なし
https://www.projectgroup.info/tips/SQLServer/MSSQL_00000016.html
https://www.atmarkit.co.jp/ait/articles/1803/29/news003.html
有
※グローバルで無効化
dbcc tracestatus (1211)
dbcc traceon (1211,-1)
dbcc traceoff (1211,-1)
※テーブル単位で無効化
select name,lock_escalation,lock_escalation_desc from sys.tables;
alter table tab1 set ( lock_escalation = disable );
alter table tab1 set ( lock_escalation = table );
