yfsn666 opened a new issue, #10618:
URL: https://github.com/apache/inlong/issues/10618
### Description
Enable transform SQL to support the following FlinkSQL common functions:
- substring(string FROM INT1 [ FOR INT2 ]): returns a substring of STRING
starting from position INT1 with length INT2 (to the end by default)
- locate(string1, string2[, integer]):
- returns the position of the first occurrence of string1 in string2 after
position integer
- returns 0 if not found
- returns NULL if any of arguments is NULL
- to_date(string1[, string2]): converts a date string string1 with format
string2 (by default ‘yyyy-MM-dd’) to a date
- date_format(timestamp, string): converts timestamp to a value of string in
the format specified by the date format string. The format string is compatible
with Java’s SimpleDateFormat
Parent issue:
https://github.com/apache/inlong/issues/10022
### Use case
_No response_
### Are you willing to submit PR?
- [X] Yes, I am willing to submit a PR!
### Code of Conduct
- [X] I agree to follow this project's [Code of
Conduct](https://www.apache.org/foundation/policies/conduct)
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