snuyanzin commented on code in PR #24156:
URL: https://github.com/apache/flink/pull/24156#discussion_r1478776254
##########
flink-table/flink-table-api-java/src/main/java/org/apache/flink/table/api/internal/BaseExpressions.java:
##########
@@ -1090,6 +1092,21 @@ public OutType regexpExtract(InType regex) {
unresolvedCall(REGEXP_EXTRACT, toExpr(),
objectToExpression(regex)));
}
+ /**
+ * Returns a string by quotes a string as a JSON value and wrapping it
with double quote
+ * characters.
+ */
+ public OutType jsonQuote(InType input) {
+ return toApiSpecificExpression(
+ unresolvedCall(JSON_QUOTE, toExpr(),
objectToExpression(input)));
+ }
+
+ /** Returns utf8mb4 string by unquoting JSON value. */
+ public OutType jsonUnquote(InType input) {
+ return toApiSpecificExpression(
+ unresolvedCall(JSON_UNQUOTE, toExpr(),
objectToExpression(input)));
+ }
+
Review Comment:
How it is supposed to be called from table api?
can you provide a couple of examples?
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