1 UPDATE TableReference 2? AS CorrelationName 3 SET 4+ , 4 Column = Expression 5? WHERE Expression WHERE 1 TableReference = Database 2? 2.0? . DataSourceClause 2.1 . SchemaClause 3 . TableClause 1 DataSourceClause = 2 DataSourceName 2 { DataSourceExpression } 1 SchemaClause = 2 SchemaName 2 { SchemaExpression } 1 TableClause = 2 TableName 2 { TableExpression }