ISO SQL

The following keywords are ISO standard keywords that are not currently reserved in Ingres SQL or Ingres Embedded SQL. Treat these as reserved words to ensure compatibility with other implementations of SQL.

absolute	except	output
action	exception	overlaps
allocate	exec	pad
are	external	partial
assertion	extract	position
bit	false	precision
bit_length	first	prior
both	float	privileges
cascaded	found	real
cast	get	relative
catalog	go	second
char	hour	size
character	identity	smallint
char_length	initially	space
character_length	input	sql
coalesce	insensitive	sqlcode
collate	int	sqlerror
collation	integer	sqlstate
connection	intersects	substring
constraints	interval	then
convert	language	time
corresponding	last	timestamp
cross	leading	timezone_hour
current_date	level	timezone_minute
current_time	lower	trailing
current_timestamp	match	transaction
date	minute	translate
day	module	translation
deallocate	month	trim
dec	names	true
decimal	national	unknown
deferrable	nchar	upper
deferred	no	usage
desc	nullif	value
diagnostics	numeric	varchar
domain	octet_length	varying
double	option	work
	nchar	year
		zone