Reserved Keywords¶

The following table lists all of the keywords that are reserved in Presto, along with their status in the SQL standard. These reserved keywords must be quoted (using double quotes) in order to be used as an identifier.

Keyword	SQL:2016	SQL-92
`ALTER`	reserved	reserved
`AND`	reserved	reserved
`AS`	reserved	reserved
`BETWEEN`	reserved	reserved
`BY`	reserved	reserved
`CASE`	reserved	reserved
`CAST`	reserved	reserved
`CONSTRAINT`	reserved	reserved
`CREATE`	reserved	reserved
`CROSS`	reserved	reserved
`CUBE`	reserved
`CURRENT_DATE`	reserved	reserved
`CURRENT_TIME`	reserved	reserved
`CURRENT_TIMESTAMP`	reserved	reserved
`CURRENT_USER`	reserved
`DEALLOCATE`	reserved	reserved
`DELETE`	reserved	reserved
`DESCRIBE`	reserved	reserved
`DISTINCT`	reserved	reserved
`DROP`	reserved	reserved
`ELSE`	reserved	reserved
`END`	reserved	reserved
`ESCAPE`	reserved	reserved
`EXCEPT`	reserved	reserved
`EXECUTE`	reserved	reserved
`EXISTS`	reserved	reserved
`EXTRACT`	reserved	reserved
`FALSE`	reserved	reserved
`FOR`	reserved	reserved
`FROM`	reserved	reserved
`FULL`	reserved	reserved
`GROUP`	reserved	reserved
`GROUPING`	reserved
`HAVING`	reserved	reserved
`IN`	reserved	reserved
`INNER`	reserved	reserved
`INSERT`	reserved	reserved
`INTERSECT`	reserved	reserved
`INTO`	reserved	reserved
`IS`	reserved	reserved
`JOIN`	reserved	reserved
`LEFT`	reserved	reserved
`LIKE`	reserved	reserved
`LOCALTIME`	reserved
`LOCALTIMESTAMP`	reserved
`NATURAL`	reserved	reserved
`NORMALIZE`	reserved
`NOT`	reserved	reserved
`NULL`	reserved	reserved
`ON`	reserved	reserved
`OR`	reserved	reserved
`ORDER`	reserved	reserved
`OUTER`	reserved	reserved
`PREPARE`	reserved	reserved
`RECURSIVE`	reserved
`RIGHT`	reserved	reserved
`ROLLUP`	reserved
`SELECT`	reserved	reserved
`TABLE`	reserved	reserved
`THEN`	reserved	reserved
`TRUE`	reserved	reserved
`UESCAPE`	reserved
`UNION`	reserved	reserved
`UNNEST`	reserved
`USING`	reserved	reserved
`VALUES`	reserved	reserved
`WHEN`	reserved	reserved
`WHERE`	reserved	reserved
`WITH`	reserved	reserved