Jackie-Jiang commented on code in PR #9114:
URL: https://github.com/apache/pinot/pull/9114#discussion_r932788123
##########
pinot-common/src/main/java/org/apache/pinot/common/function/scalar/StringFunctions.java:
##########
@@ -560,4 +561,24 @@ public static String decodeUrl(String input)
throws UnsupportedEncodingException {
return URLDecoder.decode(input, StandardCharsets.UTF_8.toString());
}
+
+ /**
+ * @param input utf-8 encoded String
+ * @return Base64 encoded String
+ */
+ @ScalarFunction
+ public static String toBase64(String input) {
Review Comment:
I feel the [presto
syntax](https://prestodb.io/docs/current/functions/binary.html) is easier to
use though because base64 is essentially a way to encode binary to string.
Noted that in the MySQL case, it uses the character set from the connection,
which is not available in pinot
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