Prudhvi Porandla created ARROW-6034:
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Summary: [C++][Gandiva] Add string functions in Gandiva
Key: ARROW-6034
URL: https://issues.apache.org/jira/browse/ARROW-6034
Project: Apache Arrow
Issue Type: Task
Components: C++ - Gandiva
Affects Versions: 1.0.0
Reporter: Prudhvi Porandla
Assignee: Prudhvi Porandla
Fix For: 1.0.0
Add following functions in Gandiva -
substr(str, offset, len) : returns substring of length _len_ starting from
_offset._ negative _offset_ is counted from string end.
substr(str, offset) : returns substring starting from _offset._ negative
_offset_ is counted from string end.
concat(str1, str2) : concatenate two strings
castVARCHAR(timestamp, len) : returns timestamp string of length _len_
convert_fromUTF8(binary): convert binary array to string
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