# 其他
[CREATE SYNONYM](https://support.huaweicloud.com/sqlreference-911-dws/dws_06_0176.html)
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[ALTER SYNONYM](https://support.huaweicloud.com/sqlreference-911-dws/dws_06_0140.html)
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[DROP SYNONYM](https://support.huaweicloud.com/sqlreference-911-dws/dws_06_0207.html)
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[ALTER LARGE OBJECT](https://support.huaweicloud.com/sqlreference-911-dws/dws_06_0129.html)
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[CREATE BARRIER](https://support.huaweicloud.com/sqlreference-911-dws/dws_06_0155.html)
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