[jira] [Created] (FLINK-6893) Add BIN supported in SQL

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[jira] [Created] (FLINK-6893) Add BIN supported in SQL

JIRA jira@apache.org
sunjincheng created FLINK-6893:
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             Summary: Add BIN supported in SQL
                 Key: FLINK-6893
                 URL: https://issues.apache.org/jira/browse/FLINK-6893
             Project: Flink
          Issue Type: Sub-task
          Components: Table API & SQL
    Affects Versions: 1.4.0
            Reporter: sunjincheng


BIN(N) Returns a string representation of the binary value of N, where N is a longlong (BIGINT) number. This is equivalent to CONV(N,10,2). Returns NULL if N is NULL.

* Syntax:
BIN(num)

* Arguments
**num: a long/bigint value

* Return Types
  String

* Example:
  BIN(12) -> '1100'

* See more:
** [MySQL| https://dev.mysql.com/doc/refman/5.7/en/string-functions.html#function_bin]



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