الكلمات المحجوزة في أوراكل – Oracle Keywords:
الكلمات المحجوزة (Keywords) عبارة عن كلمات لا يجوز استخدامها في تعريف المتغيرات أو الثوابت، وهناك مجموعة كبيرة من الكلمات المحجوزة التي تحمل معنى خاص لأوراكل (Oracle)، لذا فلا يمكن إعادة تعريفها؛ ولهذا السبب لا يمكنك استخدامها لتسمية الكائنات في قواعد البيانات مثل: الأعمدة أو الجداول أو الفهارس، وفيما يلي قائمة بأهم هذه الكلمات المحجوزة:
| ALL_ROWS | AFTER | ADMIN | ACCOUNT | ACCESS |
| ALLOCATE | ALL | ADVISE | ACTIVATE | ADD |
| ARCHIVE | ANY | AND | ANALYZE | ALTER |
| BECOME | BACKUP | AS | ARRAY | ARCHIVELOG |
| BEGIN | BEFORE | AUDIT | AT | ASC |
| BLOB | BITMAP | BFILE | BETWEEN | AUTHENTICATED |
| CACHE | BY | BODY | BLOCK | AUTHORIZATION |
| CFILE | CAST | CASCADE | CANCEL | AUTOEXTEND |
| CHECK | CHAR_CS | CHAR | CHAINED | AUTOMATIC |
| CHOOSE | CHECKPOINT | CHARACTER | CHANGE | CACHE_INSTANCES |
| CLOSE | CLONE | CLOB | CLEAR | CHUNK |
| COMMENT | COLUMNS | COLUMN | COALESCE | CLUSTER |
| CONNECT | COMPLETE | COMPILE | COMMITTED | COMMIT |
| COST | CONTENTS | COMPUTE | COMPRESS | COMPATIBILITY |
| CREATE | CONTINUE | CONSTRAINT | CONNECT_TIME | COMPOSITE_LIMIT |
| CURRENT | CPU_PER_CALL | CONVERT | CONTROLFILE | CONSTRAINTS |
| DANGLING | CYCLE | CURSOR | CURREN_USER | CPU_PER_SESSION |
| DATAOBJNO | DATAFILES | DATAFILE | DATABASE | CURRENT_SCHEMA |
| DBMAC | DBLOW | DBHIGH | DBA | DATE |
| DECLARE | DECIMAL | DEC | DEBUG | DEALLOCATE |
| DELETE | DEGREE | DEFERRED | DEFERRABLE | DEFAULT |
| DISMOUNT | DISABLE | DIRECTORY | DESC | DEREF |
| DROP | DOUBLE | DML | DISTINCT | DISCONNECT |
| ENABLE | ELSE | EACH | DUMP | DISTRIBUTED |
| EXCEPT | ESCAPE | ENTRY | ENFORCE | END |
| EXECUTE | EXCLUSIVE | EXCLUDING | EXCHANGE | EXCEPTIONS |
| EXTENTS | EXTENT | EXPLAIN | EXPIRE | EXISTS |
| FIRST_ROWS | FILE | FAST | FALSE | EXTERNALLY |
| FLUSH | FLOB | FLOAT | FLAGGER | FAILED_LOGIN_ATTEMPTS |
| FREELISTS | FREELIST | FOREIGN | FORCE | FOR |
| GRANT | GLOBAL | FUNCTION | FULL | FROM |
| HASH | GROUPS | GROUP | GLOBAL_NAME | GLOBALLY |
| IDENTIFIED | HEAP | HEADER | HAVING | HASHKEYS |
| IN | IMMEDIATE | IF | IDLE_TIME | IDGENERATORS |
| INDEXES | INDEXED | INDEX | INCREMENT | INCLUDING |
| INITRANS | INITIALLY | INITIAL | IND_PARTITION | INDICATOR |
| INT | INSTEAD | INSTANCES | INSTANCE | INSERT |
| IS | INTO | INTERSECT | INTERMEDIATE | INTEGER |
| LABEL | KILL | KEY | KEEP | ISOLATION |
| LIKE | LIBRARY | LEVEL | LESS | LAYER |
| LOG | LOB | LIST | LINK | LIMIT |
| LOGGING | LOGFILE | LOCKED | LOCK | LOCAL |
| MAXARCHLOGS | MAX | MASTER | MANAGE | LONG |
| MEMBER | MAXTRANS | MAXSIZE | MAXINSTANCES | MAXDATAFILES |
| MINIMUM | MIN | MAXVALUE | MAXLOGFILES | MAXEXTENTS |
| MODE | MLSLABEL | MINVALUE | MINUS | MINEXTENTS |
| MODIFY | MOUNT | MOVE | MULTISET | NATIONAL |
| NEW | NETWORK | NESTED | NEEDED | NCLOB |
| NOCYCLE | NOCOMPRESS | NOCACHE | NOAUDIT | NEXT |
| NONE | NOMINVALUE | NOMAXVALUE | NOLOGGING | NOFORCE |
| NOSORT | NORMAL | NOREVERSE | NOOVERRIDE | NOORDER |
| NOWAIT | NOTHING | NOT | NOPARALLEL | NOPARALLEL |
| OBJECT | NVARCHAR2 | NUMERIC | NUMBER | NULL |
| OLD | OIDINDEX | OFF | OF | OBJNO |
| OPEN | ONLY | ONLINE | ON | OFFLINE |
| PERCENT | PASSWORD | PACKAGE | OR | OPTION |
| PRIVILEGE | PRIVATE | PRESERVE | PRECISION | PLAN |
| REAL | RAW | PURGE | PUBLIC | PROFILE |
