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https://issues.apache.org/jira/browse/BEAM-5962?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Rui Wang closed BEAM-5962.
--------------------------
Resolution: Done
Fix Version/s: Not applicable
> TO_HEX
> ------
>
> Key: BEAM-5962
> URL: https://issues.apache.org/jira/browse/BEAM-5962
> Project: Beam
> Issue Type: Sub-task
> Components: dsl-sql
> Reporter: Rui Wang
> Assignee: Rui Wang
> Priority: Major
> Fix For: Not applicable
>
>
> TO_HEX(bytes)
> Converts a sequence of BYTES into a hexadecimal STRING. Converts each byte in
> the STRING as two hexadecimal characters in the range (0..9, a..f). To
> convert a hexadecimal-encoded STRING to BYTES, use FROM_HEX.
> Return type
> STRING
> Example
> WITH Input AS (
> SELECT b'\x00\x01\x02\x03\xAA\xEE\xEF\xFF' AS byte_str UNION ALL
> SELECT b'foobar'
> )
> SELECT byte_str, TO_HEX(byte_str) AS hex_str
> FROM Input;
> +----------------------------------+------------------+
> | byte_string | hex_string |
> +----------------------------------+------------------+
> | foobar | 666f6f626172 |
> | \x00\x01\x02\x03\xaa\xee\xef\xff | 00010203aaeeefff |
> +----------------------------------+------------------+
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