The following syntax is supported in postgres, but in crdb results in a syntax error:
SELECT U&'d\0061t\+000061' AS U&"d\0061t\+000061";
-- postgres: data
SELECT U&'d!0061t\+000061' UESCAPE '!' AS U&"d*0061t\+000061" UESCAPE '*';
-- postgres: dat\+000061
SELECT U&'a\\b' AS "a\b";
-- postgres: a\b
SELECT E'\\x De Ad Be Ef '::bytea;
-- postgres: \xdeadbeef
The following syntax is supported in postgres, but in crdb results in a syntax error:
Found in pg_regress strings
Jira issue: CRDB-33912