Microsoft® SQL Server™ 2000 使用保留關鍵字定義、操作和訪問數據庫。保留關鍵字是 SQL Server 使用的 Transact-SQL 語言語法的一部分，用於分析和理解 Transact-SQL 語句和批處理。盡管在 Transact-SQL 腳本中，使用 SQL Server 保留關鍵字作為標識符和對象名在語法上是可行的，但規定只能使用分隔標識符。
下表列出了 SQL Server 的保留關鍵字。
ADD EXCEPT PERCENT ALL EXEC PLAN ALTER EXECUTE PRECISION AND EXISTS PRIMARY ANY EXIT PRINT AS FETCH PROC ASC FILE PROCEDURE AUTHORIZATION FILLFACTOR PUBLIC BACKUP FOR RAISERROR BEGIN FOREIGN READ BETWEEN FREETEXT READTEXT BREAK FREETEXTTABLE RECONFIGURE BROWSE FROM REFERENCES BULK FULL REPLICATION BY FUNCTION RESTORE CASCADE GOTO RESTRICT CASE GRANT RETURN CHECK GROUP REVOKE CHECKPOINT HAVING RIGHT CLOSE HOLDLOCK ROLLBACK CLUSTERED IDENTITY ROWCOUNT COALESCE IDENTITY_INSERT ROWGUIDCOL COLLATE IDENTITYCOL RULE COLUMN IF SAVE COMMIT IN SCHEMA COMPUTE INDEX SELECT CONSTRAINT INNER SESSION_USER CONTAINS INSERT SET CONTAINSTABLE INTERSECT SETUSER CONTINUE INTO SHUTDOWN CONVERT IS SOME CREATE JOIN STATISTICS CROSS KEY SYSTEM_USER CURRENT KILL TABLE CURRENT_DATE LEFT TEXTSIZE CURRENT_TIME LIKE THEN CURRENT_TIMESTAMP LINENO TO CURRENT_USER LOAD TOP CURSOR NATIONAL TRAN DATABASE NOCHECK TRANSACTION DBCC NONCLUSTERED TRIGGER DEALLOCATE NOT TRUNCATE DECLARE NULL TSEQUAL DEFAULT NULLIF UNION DELETE OF UNIQU
