yohei yamana

@rhinotake As you said, `||` should be treated as a string concatenation operator on PostgreSQL and CouchBase N1QL. But, T-SQL seems to use `+` as a string concatenation operator. https://docs.microsoft.com/ja-jp/sql/t-sql/language-elements/string-concatenation-transact-sql?view=sql-server-ver15...

It seems that your sinppet contains compilation error about escape sequences. ``` error: illegal escape character String a = "SELECT * FROM psprcsrqst WHERE prcsname LIKE 'A\_%' ESCAPE '\' AND...