[Feature][Server] Add a DDL switch button on the SQL Editor

[zixi0825]

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Description

Add a DDL switch button on the SQL Editor

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SQL编辑器上增加DDL开关按钮，连接器要增加DDL语句执行方法

Usage Scenario

No response

Related issues

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Are you willing to submit a PR?

• [ ] Yes I am willing to submit a PR!