Firebird 2.5 Language ReferenceFirebird 2.5 Language ReferenceReserved Words and Keywords → Reserved words
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Reserved words

Full list of reserved words in Firebird 2.5:

ADD ADMIN ALL
ALTER AND ANY
AS AT AVG
BEGIN BETWEEN BIGINT
BIT_LENGTH BLOB BOTH
BY CASE CAST
CHAR CHAR_LENGTH CHARACTER
CHARACTER_LENGTH CHECK CLOSE
COLLATE COLUMN COMMIT
CONNECT CONSTRAINT COUNT
CREATE CROSS CURRENT
CURRENT_CONNECTION CURRENT_DATE CURRENT_ROLE
CURRENT_TIME CURRENT_TIMESTAMP CURRENT_TRANSACTION
CURRENT_USER CURSOR DATE
DAY DEC DECIMAL
DECLARE DEFAULT DELETE
DELETING DISCONNECT DISTINCT
DOUBLE DROP ELSE
END ESCAPE EXECUTE
EXISTS EXTERNAL EXTRACT
FETCH FILTER FLOAT
FOR FOREIGN FROM
FULL FUNCTION GDSCODE
GLOBAL GRANT GROUP
HAVING HOUR IN
INDEX INNER INSENSITIVE
INSERT INSERTING INT
INTEGER INTO IS
JOIN LEADING LEFT
LIKE LONG LOWER
MAX MAXIMUM_SEGMENT MERGE
MIN MINUTE MONTH
NATIONAL NATURAL NCHAR
NO NOT NULL
NUMERIC OCTET_LENGTH OF
ON ONLY OPEN
OR ORDER OUTER
PARAMETER PLAN POSITION
POST_EVENT PRECISION PRIMARY
PROCEDURE RDB$DB_KEY REAL
RECORD_VERSION RECREATE RECURSIVE
REFERENCES RELEASE RETURNING_VALUES
RETURNS REVOKE RIGHT
ROLLBACK ROW_COUNT ROWS
SAVEPOINT SECOND SELECT
SENSITIVE SET SIMILAR
SMALLINT SOME SQLCODE
SQLSTATE (2.5.1) START SUM
TABLE THEN TIME
TIMESTAMP TO TRAILING
TRIGGER TRIM UNION
UNIQUE UPDATE UPDATING
UPPER USER USING
VALUE VALUES VARCHAR
VARIABLE VARYING VIEW
WHEN WHERE WHILE
WITH YEAR  
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Firebird 2.5 Language ReferenceFirebird 2.5 Language ReferenceReserved Words and Keywords → Reserved words