Eric Hanson created HIVE-4821:
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Summary: Implement type casting for all types
Key: HIVE-4821
URL: https://issues.apache.org/jira/browse/HIVE-4821
Project: Hive
Issue Type: Sub-task
Affects Versions: vectorization-branch
Reporter: Eric Hanson
Implement vectorized support for casting from any type to any type.
cast(expr as <type>): Converts the results of the expression expr to <type>
e.g. cast('1' as BIGINT) will convert the string '1' to it integral
representation. A null is returned if the conversion does not succeed
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