云数据库 GaussDB-TRUNCATE:语法格式

时间:2023-11-01 16:22:03

语法格式

  • 清理表数据。
TRUNCATE [ TABLE ] [ ONLY ] {table_name [ * ]} [, ... ]    [ CONTINUE IDENTITY ] [ CASCADE | RESTRICT] [ PURGE ]};
  • 清理表分区的数据。
ALTER TABLE [ IF EXISTS  ] { [ ONLY  ] table_name                             | table_name *                             | ONLY ( table_name )  }     TRUNCATE PARTITION { partition_name                         | FOR (  partition_value  [, ...] )  } [ UPDATE GLOBAL INDEX ];
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