Rui Wang created BEAM-5944:
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Summary: LOWER
Key: BEAM-5944
URL: https://issues.apache.org/jira/browse/BEAM-5944
Project: Beam
Issue Type: Sub-task
Components: dsl-sql
Reporter: Rui Wang
Assignee: Rui Wang
LOWER(value)
For STRING arguments, returns the original string with all alphabetic
characters in lowercase. Mapping between lowercase and uppercase is done
according to the Unicode Character Database without taking into account
language-specific mappings.
For BYTES arguments, the argument is treated as ASCII text, with all bytes
greater than 127 left intact.
Return type
STRING or BYTES
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