首批通过分布式安全可靠测评，为关键业务系统打造
预留关键字（Oracle 模式）
更新时间：2023-07-28 10:45:58
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该内容仅适用于 OceanBase 数据库企业版。OceanBase 数据库社区版仅提供了 MySQL 模式。
目前，OceanBase 数据库 Oracle 模式下的预留关键字如下所示。
| A | ||||
| ACCESS | ADD | ALL | ALTER | AND |
| ANY | AS | ASC | AUDIT | |
| B | ||||
| BETWEEN | BY | |||
| C | ||||
| CHAR | CHECK | CLUSTER | COLUMN | COMMENT |
| COMPRESS | CONNECT | CREATE | CURRENT | CASE |
| CONNECT_BY_ROOT | ||||
| D | ||||
| DATE | DECIMAL | DEFAULT | DELETE | DESC |
| DISTINCT | DROP | DUAL | ||
| E | ||||
| ELSE | EXCLUSIVE | EXISTS | ||
| F | ||||
| FILE | FLOAT | FOR | FROM | |
| G | ||||
| GRANT | GROUP | |||
| H | ||||
| HAVING | ||||
| I | ||||
| IDENTIFIED | IMMEDIATE | IN | INCREMENT | INDEX |
| INITIAL | INSERT | INTEGER | INTERSECT | INTO |
| IS | ||||
| L | ||||
| LEVEL | LIKE | LOCK | LONG | |
| M | ||||
| MAXEXTENTS | MINUS | MODE | MODIFY | |
| N | ||||
| NOAUDIT | NOCOMPRESS | NOT | NOTFOUND | NOWAIT |
| NULL | NUMBER | |||
| O | ||||
| OF | OFFLINE | ON | ONLINE | OPTION |
| OR | ORDER | |||
| P | ||||
| PCTFREE | PRIOR | PRIVILEGES | PUBLIC | RAW |
| R | ||||
| RENAME | RESOURCE | REVOKE | ROW | ROWID |
| ROWLABEL | ROWNUM | ROWS | ||
| S | ||||
| START | SELECT | SESSION | SET | SHARE |
| SIZE | SMALLINT | SUCCESSFUL | SYNONYM | SYSDATE |
| SQL_CALC_FOUND_ROWS | ||||
| T | ||||
| TABLE | THEN | TO | TRIGGER | |
| U | ||||
| UID | UNION | UNIQUE | UPDATE | USER |
| V | ||||
| VALIDATE | VALUES | VARCHAR | VARCHAR2 | VIEW |
| W | ||||
| WHENEVER | WHERE | WITH | ||
