The following DB2 Everyplace reserved words cannot be used as identifiers unless they are specified as delimited identifiers. For example:
The following statement will cause an SQL error:
CREATE TABLE tab1 (select int)
Uses double quotation marks and will not cause a SQL error:
CREATE TABLE tab1 ("select" int)
DB2 Everyplace reserved words
ALL, AND, AS, ASC, BEGIN, BLOB, BY, DATABASE CALL, CHAR, CHAR, CHECK, COMMIT, CONCAT, CREATE, CURRENT, DATE, DECIMAL, DEFAULT, DELETE, DESC, DISTINCT, DROP, ENCRYPT FETCH, FOR, FOREIGN, FROM, GRANT, GROUP, IN, INDEX, INSERT, INT, INTEGER, INTO, IS, KEY, LIKE, LIMIT, NEW, NOT, NULL, OF, ON, ONLY, OR, ORDER, PRIMARY, READ, REFERENCES, REORG,REVOKE,ROLLBACK, SELECT, SET, SMALLINT, TABLE, TIME, TIMESTAMP, TO,TRANSACTION UPDATE, UPSERT, USING VALUES, VARCHAR, WHERE, WITH
For future compatibility, do not use the following IBM SQL and ISO/ANSI SQL92 reserved words as identifiers. The IBM SQL reserved words that are not currently used by DB2 Everyplace are:
ACQUIRE ADD AFTER ALIAS ALLOCATE ALLOW ALTER ANY ASUTIME AUDIT AUTHORIZATION AUX AUXILIARY AVG BEFORE BETWEEN BINARY BUFFERPOOL CALLED CAPTURE CASCADED CASE CAST CCSID CHARACTER CLOSE CLUSTER COLLECTION COLLID COLUMN COMMENT CONDITION CONNECT CONNECTION CONSTRAINT CONTAINS CONTINUE COUNT COUNT_BIG CROSS CURRENT_DATE CURRENT_LC_PATH CURRENT_PATH CURRENT_SERVER CURRENT_TIME CURRENT_TIMESTAMP CURRENT_TIMEZONE CURRENT_USER CURSOR DATA DATABASE DAY DAYS DBA DBINFO DBSPACE DB2GENERAL DB2SQL DECLARE DESCRIPTOR DETERMINISTIC DISALLOW DISCONNECT DO DOUBLE DSSIZE DYNAMIC EDITPROC ELSE ELSEIF END END-EXEC ERASE ESCAPE EXCEPT EXCEPTION EXCLUSIVE EXECUTE EXISTS EXIT EXPLAIN EXTERNAL FENCED FIELDPROC FILE FINAL FREE FULL FUNCTION GENERAL GENERATED GO GOTO GRANT GRAPHIC HANDLER HAVING HOUR HOURS IDENTIFIED IF IMMEDIATE INDICATOR INNER INOUT INSENSITIVE INTEGRITY INTERSECT ISOBID ISOLATION JAVA JOIN LABEL LANGUAGE LC_CTYPE LEAVE LEFT LINKTYPE LOCAL LOCALE LOCATOR LOCATORS LOCK LOCKSIZE LONG LOOP MAX MICROSECOND MICROSECONDS MIN MINUTE MINUTES MODE MODIFIES MONTH MONTHS NAME NAMED NHEADER NO NODENAME NODENUMBER NULLS NUMPARTS OBID OPEN OPTIMIZATION OPTIMIZE OPTION OUT OUTER PACKAGE PAGE PAGES PARAMETER PART PARTITION PATH PCTFREE PCTINDEX PIECESIZE PLAN POSITION PRECISION PREPARE PRIQTY PRIVATE PRIVILEGES PROCEDURE PROGRAM PSID PUBLIC QUERYNO READS RECOVERY RELEASE RENAME REPEAT RESET RESOURCE RESTRICT RESULT RETURN RETURNS REVOKE RIGHT ROW ROWS RRN RUN SCHEDULE SCHEMA SCRATCHPAD SECOND SECONDS SECQTY SECURITY SHARE SIMPLE SOME SOURCE SPECIFIC SQL STANDARD STATIC STATISTICS STAY STOGROUP STORES STORPOOL STYLE SUBPAGES SUBSTRING SUM SYNONYM TABLESPACE THEN TO TRANSACTION TRIGGER TRIM TYPE UNDO UNION UNIQUE UNTIL USAGE USER USING VALIDPROC VARIABLE VARIANT VCAT VIEW VOLUMES WHEN WHILE WLM WORK WRITE YEAR YEARS
The ISO/ANS SQL92 reserved words that are not used by the IBM SQL are as follows.
ABSOLUTE ACTION ARE ASSERTION AT BIT_LENGTH BOTH CATALOG CHAR_LENGTH CHARACTER_LENGTH COALESCE COLLATE COLLATION CONSTRAINTS CONVERT CORRESPONDING DEALLOCATE DEC DEFERRABLE DEFERRED DESCRIBE DIAGNOSTICS DOMAIN EXEC EXTRACT FALSE FIRST FLOAT FOUND FULL GET GLOBAL IDENTITY INITIALLY INPUT INTERVAL LAST LEADING LEVEL LOWER MATCH MODULE NAMES NATIONAL NATURAL NCHAR NEXT NULLIF NUMERIC OCTET_LENGTH OUTPUT OVERLAPS PAD PARTIAL PRESERVE PRIOR REAL RELATIVE SCROLL SECTION SESSION SESSION_USER SIZE SPACE SQLCODE SQLERROR SQLSTATE SYSTEM_USER TEMPORARY TIMEZONE_HOUR TIMEZONE_MINUTE TRAILING TRANSLATION TRUE UNKNOWN UPPER VALUE VARYING WHENEVER ZONE
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