7 Reserved Words

The following words are reserved by Oracle and should not be used as names of objects like tables, views, columns, etc. Those keywords that have an asterisk (*) beside them are part of the ANSI standard and are probably reserved by other database programs.
 
ACCESS ADD ALL* ALTER
AND* ANY* AS* ASC*
AUDIT

BETWEEN* BY*

CHAR* CHECK* CLUSTER COLUMN
COMMENT COMPRESS CONNECT CREATE*
CURRENT*

DATE DECIMAL* DEFAULT* DELETE*
DESC* DISTINCT* DROP

ELSE EXCLUSIVE EXISTS*

FILE FLOAT* FOR* FROM*

GRANT* GROUP*

HAVING*

IDENTIFIED IMMEDIATE IN* INCREMENT
INDEX INITIAL INSERT* INTEGER*
INTERSECT INTO* IS*

LEVEL LIKE* LOCK LONG

MAXEXTENTS MINUS MODE MODIFY

NOAUDIT NOCOMPRESS NOT* NOWAIT
NULL* NUMBER

OF* OFFLINE ON* ONLINE
OPTION* OR* ORDER*

PCTFREE PRIOR PRIVILEGES* PUBLIC*

RAW RENAME RESOURCE REVOKE
ROW ROWID ROWLABEL ROWNUM
ROWS

SELECT* SESSION SET* SHARE
SIZE SMALLINT* START SUCCESSFUL
SYNONYM SYSDATE

TABLE* THEN TO* TRIGGER

UID UNION* UNIQUE* UPDATE*
USER*

VALIDATE VALUES* VARCHAR VARCHAR2
VIEW*

WHENEVER* WHERE* WITH*