select "\\u6ce8\\u518c\\u6210\\u529f" as x1 -- \u6ce8\u518c\u6210\u529f with a as ( select "\\u6ce8\\u518c\\u6210\\u529f" as x1 ) select regexp_like( x1 ,"\\\\u6ce8\\\\u518c\\\\u6210\\\\u529f" ) from a -- true