Support RLIKE expression

[tristaZero]

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Which version of ShardingSphere did you use?

4.0.0-RC1

Which project did you use? Sharding-JDBC or Sharding-Proxy?

Sharding-JDBC

Expected behavior

REGEXP = RLIKE in MySQL, so support rlike expression.

Actual behavior

Not support

Reason analyze (If you can)

Ref:
https://dev.mysql.com/doc/refman/5.7/en/regexp.html#operator_regexp

Steps to reproduce the behavior, such as: SQL to execute, sharding rule configuration, when exception occur etc.

Example codes for reproduce this issue (such as a github link).