richox opened a new issue, #1316:
URL: https://github.com/apache/auron/issues/1316
**Is your feature request related to a problem? Please describe.**
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currently, auron does not support casting strings to numbers with
whitespaces. like `cast(" 1.234 " as double)` is returning NULL.
spark and hive have supported this feature in newer versions:
https://issues.apache.org/jira/browse/SPARK-28023
https://issues.apache.org/jira/browse/SPARK-28023
**Describe the solution you'd like**
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auron should also support this feature, for keeping backward compatibility
with older spark/hive version, we can provide an conf to enable or disable it.
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