If the escape character precedes the character % or _ in the pattern, then Oracle interprets this
character literally in the pattern rather than as a special pattern-matching character
e.g.
SELECT * FROM dba_tables
WHERE table_name LIKE '%GL_%' ESCAPE ''
来自 “ ITPUB博客 ” ，链接：https://blog.itpub.net/26719/viewspace-1050140/ ，如需转载，请注明出处，否则将追究法律责任。
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