Chapter 2 Keywords and Reserved Words
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Chapter 2 Keywords and Reserved Words

Table of Contents

2.1 Keywords and Reserved Words in MySQL 5.5
2.2 Keywords and Reserved Words in MySQL 5.6
2.3 Keywords and Reserved Words in MySQL 5.7
2.4 Keywords and Reserved Words in MySQL 8.0

This section contains information on the keywords and reserved words within the server when creating and submitting queries to the system. For more information on reserved words and their impact on your queries, see Keywords and Reserved Words.

2.1 Keywords and Reserved Words in MySQL 5.5

The following table shows the keywords and reserved words in MySQL 5.5, along with changes to individual words from version to version. Reserved keywords are marked with (R).

Table 2.1 Keywords and Reserved Words in MySQL 5.5

ACCESSIBLE (R) ACTION ADD (R)
AFTER AGAINST AGGREGATE
ALGORITHM ALL (R) ALTER (R)
ANALYZE (R) AND (R) ANY
AS (R) ASC (R) ASCII
ASENSITIVE (R) AT AUTHORS
AUTOEXTEND_SIZE AUTO_INCREMENT AVG
AVG_ROW_LENGTH BACKUP BEFORE (R)
BEGIN BETWEEN (R) BIGINT (R)
BINARY (R) BINLOG BIT
BLOB (R) BLOCK BOOL
BOOLEAN BOTH (R) BTREE
BY (R) BYTE CACHE
CALL (R) CASCADE (R) CASCADED
CASE (R) CATALOG_NAME CHAIN
CHANGE (R) CHANGED CHAR (R)
CHARACTER (R) CHARSET CHECK (R)
CHECKSUM CIPHER CLASS_ORIGIN
CLIENT CLOSE COALESCE
CODE COLLATE (R) COLLATION
COLUMN (R) COLUMNS COLUMN_NAME
COMMENT COMMIT COMMITTED
COMPACT COMPLETION COMPRESSED
CONCURRENT CONDITION (R) CONNECTION
CONSISTENT CONSTRAINT (R) CONSTRAINT_CATALOG
CONSTRAINT_NAME CONSTRAINT_SCHEMA CONTAINS
CONTEXT CONTINUE (R) CONTRIBUTORS
CONVERT (R) CPU CREATE (R)
CROSS (R) CUBE CURRENT_DATE (R)
CURRENT_TIME (R) CURRENT_TIMESTAMP (R) CURRENT_USER (R)
CURSOR (R) CURSOR_NAME DATA
DATABASE (R) DATABASES (R) DATAFILE
DATE DATETIME DAY
DAY_HOUR (R) DAY_MICROSECOND (R) DAY_MINUTE (R)
DAY_SECOND (R) DEALLOCATE DEC (R)
DECIMAL (R) DECLARE (R) DEFAULT (R)
DEFINER DELAYED (R) DELAY_KEY_WRITE
DELETE (R) DESC (R) DESCRIBE (R)
DES_KEY_FILE DETERMINISTIC (R) DIRECTORY
DISABLE DISCARD DISK
DISTINCT (R) DISTINCTROW (R) DIV (R)
DO DOUBLE (R) DROP (R)
DUAL (R) DUMPFILE DUPLICATE
DYNAMIC EACH (R) ELSE (R)
ELSEIF (R) ENABLE ENCLOSED (R)
END ENDS ENGINE
ENGINES ENUM ERROR[a]
ERRORS ESCAPE ESCAPED (R)
EVENT EVENTS EVERY
EXECUTE EXISTS (R) EXIT (R)
EXPANSION EXPLAIN (R) EXTENDED
EXTENT_SIZE FALSE (R) FAST
FAULTS FETCH (R) FIELDS
FILE FIRST FIXED
FLOAT (R) FLOAT4 (R) FLOAT8 (R)
FLUSH FOR (R) FORCE (R)
FOREIGN (R) FOUND FRAC_SECOND[b]
FROM (R) FULL FULLTEXT (R)
FUNCTION GENERAL[c] GEOMETRY
GEOMETRYCOLLECTION GET_FORMAT GLOBAL
GRANT (R) GRANTS GROUP (R)
HANDLER HASH HAVING (R)
HELP HIGH_PRIORITY (R) HOST
HOSTS HOUR HOUR_MICROSECOND (R)
HOUR_MINUTE (R) HOUR_SECOND (R) IDENTIFIED
IF (R) IGNORE (R) IGNORE_SERVER_IDS[d]
IMPORT IN (R) INDEX (R)
INDEXES INFILE (R) INITIAL_SIZE
INNER (R) INNOBASE[e] INNODB[f]
INOUT (R) INSENSITIVE (R) INSERT (R)
INSERT_METHOD INSTALL INT (R)
INT1 (R) INT2 (R) INT3 (R)
INT4 (R) INT8 (R) INTEGER (R)
INTERVAL (R) INTO (R) INVOKER
IO IO_THREAD IPC
IS (R) ISOLATION ISSUER
ITERATE (R) JOIN (R) KEY (R)
KEYS (R) KEY_BLOCK_SIZE KILL (R)
LANGUAGE LAST LEADING (R)
LEAVE (R) LEAVES LEFT (R)
LESS LEVEL LIKE (R)
LIMIT (R) LINEAR (R) LINES (R)
LINESTRING LIST LOAD (R)
LOCAL LOCALTIME (R) LOCALTIMESTAMP (R)
LOCK (R) LOCKS LOGFILE
LOGS LONG (R) LONGBLOB (R)
LONGTEXT (R) LOOP (R) LOW_PRIORITY (R)
MASTER MASTER_CONNECT_RETRY MASTER_HEARTBEAT_PERIOD[g]
MASTER_HOST MASTER_LOG_FILE MASTER_LOG_POS
MASTER_PASSWORD MASTER_PORT MASTER_SERVER_ID
MASTER_SSL MASTER_SSL_CA MASTER_SSL_CAPATH
MASTER_SSL_CERT MASTER_SSL_CIPHER MASTER_SSL_KEY
MASTER_SSL_VERIFY_SERVER_CERT (R) MASTER_USER MATCH (R)
MAXVALUE (R) MAX_CONNECTIONS_PER_HOUR MAX_QUERIES_PER_HOUR
MAX_ROWS MAX_SIZE MAX_UPDATES_PER_HOUR
MAX_USER_CONNECTIONS MEDIUM MEDIUMBLOB (R)
MEDIUMINT (R) MEDIUMTEXT (R) MEMORY
MERGE MESSAGE_TEXT MICROSECOND
MIDDLEINT (R) MIGRATE MINUTE
MINUTE_MICROSECOND (R) MINUTE_SECOND (R) MIN_ROWS
MOD (R) MODE MODIFIES (R)
MODIFY MONTH MULTILINESTRING
MULTIPOINT MULTIPOLYGON MUTEX
MYSQL_ERRNO NAME NAMES
NATIONAL NATURAL (R) NCHAR
NDB NDBCLUSTER NEW
NEXT NO NODEGROUP
NONE NOT (R) NO_WAIT
NO_WRITE_TO_BINLOG (R) NULL (R) NUMERIC (R)
NVARCHAR OFFSET OLD_PASSWORD
ON (R) ONE ONE_SHOT
OPEN OPTIMIZE (R) OPTION (R)
OPTIONALLY (R) OPTIONS OR (R)
ORDER (R) OUT (R) OUTER (R)
OUTFILE (R) OWNER PACK_KEYS
PAGE PARSER PARTIAL
PARTITION PARTITIONING PARTITIONS
PASSWORD PHASE PLUGIN
PLUGINS POINT POLYGON
PORT PRECISION (R) PREPARE
PRESERVE PREV PRIMARY (R)
PRIVILEGES PROCEDURE (R) PROCESSLIST
PROFILE PROFILES PROXY[h]
PURGE (R) QUARTER QUERY
QUICK RANGE (R) READ (R)
READS (R) READ_ONLY READ_WRITE (R)
REAL (R) REBUILD RECOVER
REDOFILE REDO_BUFFER_SIZE REDUNDANT
REFERENCES (R) REGEXP (R) RELAY[i]
RELAYLOG RELAY_LOG_FILE RELAY_LOG_POS
RELAY_THREAD RELEASE (R) RELOAD
REMOVE RENAME (R) REORGANIZE
REPAIR REPEAT (R) REPEATABLE
REPLACE (R) REPLICATION REQUIRE (R)
RESET RESIGNAL (R) RESTORE
RESTRICT (R) RESUME RETURN (R)
RETURNS REVOKE (R) RIGHT (R)
RLIKE (R) ROLLBACK ROLLUP
ROUTINE ROW ROWS
ROW_FORMAT RTREE SAVEPOINT
SCHEDULE SCHEMA (R) SCHEMAS (R)
SCHEMA_NAME SECOND SECOND_MICROSECOND (R)
SECURITY SELECT (R) SENSITIVE (R)
SEPARATOR (R) SERIAL SERIALIZABLE
SERVER SESSION SET (R)
SHARE SHOW (R) SHUTDOWN
SIGNAL (R) SIGNED SIMPLE
SLAVE SLOW[j] SMALLINT (R)
SNAPSHOT SOCKET SOME
SONAME SOUNDS SOURCE
SPATIAL (R) SPECIFIC (R) SQL (R)
SQLEXCEPTION (R) SQLSTATE (R) SQLWARNING (R)
SQL_BIG_RESULT (R) SQL_BUFFER_RESULT SQL_CACHE
SQL_CALC_FOUND_ROWS (R) SQL_NO_CACHE SQL_SMALL_RESULT (R)
SQL_THREAD SQL_TSI_DAY SQL_TSI_FRAC_SECOND[k]
SQL_TSI_HOUR SQL_TSI_MINUTE SQL_TSI_MONTH
SQL_TSI_QUARTER SQL_TSI_SECOND SQL_TSI_WEEK
SQL_TSI_YEAR SSL (R) START
STARTING (R) STARTS STATUS
STOP STORAGE STRAIGHT_JOIN (R)
STRING SUBCLASS_ORIGIN SUBJECT
SUBPARTITION SUBPARTITIONS SUPER
SUSPEND SWAPS SWITCHES
TABLE (R) TABLES TABLESPACE
TABLE_CHECKSUM TABLE_NAME TEMPORARY
TEMPTABLE TERMINATED (R) TEXT
THAN THEN (R) TIME
TIMESTAMP TIMESTAMPADD TIMESTAMPDIFF
TINYBLOB (R) TINYINT (R) TINYTEXT (R)
TO (R) TRAILING (R) TRANSACTION
TRIGGER (R) TRIGGERS TRUE (R)
TRUNCATE TYPE TYPES
UNCOMMITTED UNDEFINED UNDO (R)
UNDOFILE UNDO_BUFFER_SIZE UNICODE
UNINSTALL UNION (R) UNIQUE (R)
UNKNOWN UNLOCK (R) UNSIGNED (R)
UNTIL UPDATE (R) UPGRADE
USAGE (R) USE (R) USER
USER_RESOURCES USE_FRM USING (R)
UTC_DATE (R) UTC_TIME (R) UTC_TIMESTAMP (R)
VALUE VALUES (R) VARBINARY (R)
VARCHAR (R) VARCHARACTER (R) VARIABLES
VARYING (R) VIEW WAIT
WARNINGS WEEK WHEN (R)
WHERE (R) WHILE (R) WITH (R)
WORK WRAPPER WRITE (R)
X509 XA XML
XOR (R) YEAR YEAR_MONTH (R)
ZEROFILL (R)    

[a] ERROR: added in 5.5.3 (nonreserved)

[b] FRAC_SECOND: removed in 5.5.3

[c] GENERAL: added in 5.5.3 (reserved); became nonreserved in 5.5.8

[d] IGNORE_SERVER_IDS: became nonreserved in 5.5.8

[e] INNOBASE: removed in 5.5.3

[f] INNODB: removed in 5.5.3

[g] MASTER_HEARTBEAT_PERIOD: became nonreserved in 5.5.8

[h] PROXY: added in 5.5.7 (nonreserved)

[i] RELAY: added in 5.5.3 (nonreserved)

[j] SLOW: added in 5.5.3 (reserved); became nonreserved in 5.5.8

[k] SQL_TSI_FRAC_SECOND: removed in 5.5.3


The following table shows the keywords and reserved words that are added in MySQL 5.5. Reserved keywords are marked with (R).

Table 2.2 Keywords and Reserved Words Added in MySQL 5.5 Compared to MySQL 5.1

CATALOG_NAME CLASS_ORIGIN COLUMN_NAME
CONSTRAINT_CATALOG CONSTRAINT_NAME CONSTRAINT_SCHEMA
CURSOR_NAME ERROR GENERAL
IGNORE_SERVER_IDS MASTER_HEARTBEAT_PERIOD MESSAGE_TEXT
MYSQL_ERRNO PROXY RELAY
RELAYLOG RESIGNAL (R) SCHEMA_NAME
SIGNAL (R) SLOW SUBCLASS_ORIGIN
TABLE_NAME XML  

The following table shows the keywords and reserved words that are removed in MySQL 5.5. Reserved keywords are marked with (R).

Table 2.3 Keywords and Reserved Words Removed in MySQL 5.5 Compared to MySQL 5.1

FRAC_SECOND INNOBASE INNODB
SQL_TSI_FRAC_SECOND    

2.2 Keywords and Reserved Words in MySQL 5.6

The following table shows the keywords and reserved words in MySQL 5.6, along with changes to individual words from version to version. Reserved keywords are marked with (R).

Table 2.4 Keywords and Reserved Words in MySQL 5.6

ACCESSIBLE (R) ACTION ADD (R)
AFTER AGAINST AGGREGATE
ALGORITHM ALL (R) ALTER (R)
ANALYSE[a] ANALYZE (R) AND (R)
ANY AS (R) ASC (R)
ASCII ASENSITIVE (R) AT
AUTHORS[b] AUTOEXTEND_SIZE AUTO_INCREMENT
AVG AVG_ROW_LENGTH BACKUP
BEFORE (R) BEGIN BETWEEN (R)
BIGINT (R) BINARY (R) BINLOG
BIT BLOB (R) BLOCK
BOOL BOOLEAN BOTH (R)
BTREE BY (R) BYTE
CACHE CALL (R) CASCADE (R)
CASCADED CASE (R) CATALOG_NAME
CHAIN CHANGE (R) CHANGED
CHAR (R) CHARACTER (R) CHARSET
CHECK (R) CHECKSUM CIPHER
CLASS_ORIGIN CLIENT CLOSE
COALESCE CODE COLLATE (R)
COLLATION COLUMN (R) COLUMNS
COLUMN_FORMAT[c] COLUMN_NAME COMMENT
COMMIT COMMITTED COMPACT
COMPLETION COMPRESSED CONCURRENT
CONDITION (R) CONNECTION CONSISTENT
CONSTRAINT (R) CONSTRAINT_CATALOG CONSTRAINT_NAME
CONSTRAINT_SCHEMA CONTAINS CONTEXT
CONTINUE (R) CONTRIBUTORS[d] CONVERT (R)
CPU CREATE (R) CROSS (R)
CUBE CURRENT[e] CURRENT_DATE (R)
CURRENT_TIME (R) CURRENT_TIMESTAMP (R) CURRENT_USER (R)
CURSOR (R) CURSOR_NAME DATA
DATABASE (R) DATABASES (R) DATAFILE
DATE DATETIME DAY
DAY_HOUR (R) DAY_MICROSECOND (R) DAY_MINUTE (R)
DAY_SECOND (R) DEALLOCATE DEC (R)
DECIMAL (R) DECLARE (R) DEFAULT (R)
DEFAULT_AUTH[f] DEFINER DELAYED (R)
DELAY_KEY_WRITE DELETE (R) DESC (R)
DESCRIBE (R) DES_KEY_FILE DETERMINISTIC (R)
DIAGNOSTICS[g] DIRECTORY DISABLE
DISCARD DISK DISTINCT (R)
DISTINCTROW (R) DIV (R) DO
DOUBLE (R) DROP (R) DUAL (R)
DUMPFILE DUPLICATE DYNAMIC
EACH (R) ELSE (R) ELSEIF (R)
ENABLE ENCLOSED (R) END
ENDS ENGINE ENGINES
ENUM ERROR ERRORS
ESCAPE ESCAPED (R) EVENT
EVENTS EVERY EXCHANGE
EXECUTE EXISTS (R) EXIT (R)
EXPANSION EXPIRE[h] EXPLAIN (R)
EXPORT[i] EXTENDED EXTENT_SIZE
FALSE (R) FAST FAULTS
FETCH (R) FIELDS FILE
FIRST FIXED FLOAT (R)
FLOAT4 (R) FLOAT8 (R) FLUSH
FOR (R) FORCE (R) FOREIGN (R)
FORMAT[j] FOUND FROM (R)
FULL FULLTEXT (R) FUNCTION
GENERAL[k] GEOMETRY GEOMETRYCOLLECTION
GET[l] (R) GET_FORMAT GLOBAL
GRANT (R) GRANTS GROUP (R)
HANDLER HASH HAVING (R)
HELP HIGH_PRIORITY (R) HOST
HOSTS HOUR HOUR_MICROSECOND (R)
HOUR_MINUTE (R) HOUR_SECOND (R) IDENTIFIED
IF (R) IGNORE (R) IGNORE_SERVER_IDS[m]
IMPORT IN (R) INDEX (R)
INDEXES INFILE (R) INITIAL_SIZE
INNER (R) INOUT (R) INSENSITIVE (R)
INSERT (R) INSERT_METHOD INSTALL
INT (R) INT1 (R) INT2 (R)
INT3 (R) INT4 (R) INT8 (R)
INTEGER (R) INTERVAL (R) INTO (R)
INVOKER IO IO_AFTER_GTIDS[n] (R)
IO_BEFORE_GTIDS[o] (R) IO_THREAD IPC
IS (R) ISOLATION ISSUER
ITERATE (R) JOIN (R) KEY (R)
KEYS (R) KEY_BLOCK_SIZE KILL (R)
LANGUAGE LAST LEADING (R)
LEAVE (R) LEAVES LEFT (R)
LESS LEVEL LIKE (R)
LIMIT (R) LINEAR (R) LINES (R)
LINESTRING LIST LOAD (R)
LOCAL LOCALTIME (R) LOCALTIMESTAMP (R)
LOCK (R) LOCKS LOGFILE
LOGS LONG (R) LONGBLOB (R)
LONGTEXT (R) LOOP (R) LOW_PRIORITY (R)
MASTER MASTER_AUTO_POSITION[p] MASTER_BIND[q] (R)
MASTER_CONNECT_RETRY MASTER_DELAY MASTER_HEARTBEAT_PERIOD[r]
MASTER_HOST MASTER_LOG_FILE MASTER_LOG_POS
MASTER_PASSWORD MASTER_PORT MASTER_RETRY_COUNT[s]
MASTER_SERVER_ID MASTER_SSL MASTER_SSL_CA
MASTER_SSL_CAPATH MASTER_SSL_CERT MASTER_SSL_CIPHER
MASTER_SSL_CRL[t] MASTER_SSL_CRLPATH[u] MASTER_SSL_KEY
MASTER_SSL_VERIFY_SERVER_CERT (R) MASTER_USER MATCH (R)
MAXVALUE (R) MAX_CONNECTIONS_PER_HOUR MAX_QUERIES_PER_HOUR
MAX_ROWS MAX_SIZE MAX_UPDATES_PER_HOUR
MAX_USER_CONNECTIONS MEDIUM MEDIUMBLOB (R)
MEDIUMINT (R) MEDIUMTEXT (R) MEMORY
MERGE MESSAGE_TEXT MICROSECOND
MIDDLEINT (R) MIGRATE MINUTE
MINUTE_MICROSECOND (R) MINUTE_SECOND (R) MIN_ROWS
MOD (R) MODE MODIFIES (R)
MODIFY MONTH MULTILINESTRING
MULTIPOINT MULTIPOLYGON MUTEX
MYSQL_ERRNO NAME NAMES
NATIONAL NATURAL (R) NCHAR
NDB NDBCLUSTER NEW
NEXT NO NODEGROUP
NONE NOT (R) NO_WAIT
NO_WRITE_TO_BINLOG (R) NULL (R) NUMBER[v]
NUMERIC (R) NVARCHAR OFFSET
OLD_PASSWORD ON (R) ONE
ONE_SHOT[w] ONLY[x] OPEN
OPTIMIZE (R) OPTION (R) OPTIONALLY (R)
OPTIONS OR (R) ORDER (R)
OUT (R) OUTER (R) OUTFILE (R)
OWNER PACK_KEYS PAGE
PARSER PARTIAL PARTITION[y] (R)
PARTITIONING PARTITIONS PASSWORD
PHASE PLUGIN PLUGINS
PLUGIN_DIR[z] POINT POLYGON
PORT PRECISION (R) PREPARE
PRESERVE PREV PRIMARY (R)
PRIVILEGES PROCEDURE (R) PROCESSLIST
PROFILE PROFILES PROXY[aa]
PURGE (R) QUARTER QUERY
QUICK RANGE (R) READ (R)
READS (R) READ_ONLY READ_WRITE (R)
REAL (R) REBUILD RECOVER
REDOFILE REDO_BUFFER_SIZE REDUNDANT
REFERENCES (R) REGEXP (R) RELAY
RELAYLOG RELAY_LOG_FILE RELAY_LOG_POS
RELAY_THREAD RELEASE (R) RELOAD
REMOVE RENAME (R) REORGANIZE
REPAIR REPEAT (R) REPEATABLE
REPLACE (R) REPLICATION REQUIRE (R)
RESET RESIGNAL (R) RESTORE
RESTRICT (R) RESUME RETURN (R)
RETURNED_SQLSTATE[ab] RETURNS REVERSE
REVOKE (R) RIGHT (R) RLIKE (R)
ROLLBACK ROLLUP ROUTINE
ROW ROWS ROW_COUNT[ac]
ROW_FORMAT RTREE SAVEPOINT
SCHEDULE SCHEMA (R) SCHEMAS (R)
SCHEMA_NAME SECOND SECOND_MICROSECOND (R)
SECURITY SELECT (R) SENSITIVE (R)
SEPARATOR (R) SERIAL SERIALIZABLE
SERVER SESSION SET (R)
SHARE SHOW (R) SHUTDOWN
SIGNAL (R) SIGNED SIMPLE
SLAVE SLOW[ad] SMALLINT (R)
SNAPSHOT SOCKET SOME
SONAME SOUNDS SOURCE
SPATIAL (R) SPECIFIC (R) SQL (R)
SQLEXCEPTION (R) SQLSTATE (R) SQLWARNING (R)
SQL_AFTER_GTIDS[ae] SQL_AFTER_MTS_GAPS[af] SQL_BEFORE_GTIDS[ag]
SQL_BIG_RESULT (R) SQL_BUFFER_RESULT SQL_CACHE
SQL_CALC_FOUND_ROWS (R) SQL_NO_CACHE SQL_SMALL_RESULT (R)
SQL_THREAD SQL_TSI_DAY SQL_TSI_HOUR
SQL_TSI_MINUTE SQL_TSI_MONTH SQL_TSI_QUARTER
SQL_TSI_SECOND SQL_TSI_WEEK SQL_TSI_YEAR
SSL (R) START STARTING (R)
STARTS STATS_AUTO_RECALC[ah] STATS_PERSISTENT[ai]
STATS_SAMPLE_PAGES[aj] STATUS STOP
STORAGE STRAIGHT_JOIN (R) STRING
SUBCLASS_ORIGIN SUBJECT SUBPARTITION
SUBPARTITIONS SUPER SUSPEND
SWAPS SWITCHES TABLE (R)
TABLES TABLESPACE TABLE_CHECKSUM
TABLE_NAME TEMPORARY TEMPTABLE
TERMINATED (R) TEXT THAN
THEN (R) TIME TIMESTAMP
TIMESTAMPADD TIMESTAMPDIFF TINYBLOB (R)
TINYINT (R) TINYTEXT (R) TO (R)
TRAILING (R) TRANSACTION TRIGGER (R)
TRIGGERS TRUE (R) TRUNCATE
TYPE TYPES UNCOMMITTED
UNDEFINED UNDO (R) UNDOFILE
UNDO_BUFFER_SIZE UNICODE UNINSTALL
UNION (R) UNIQUE (R) UNKNOWN
UNLOCK (R) UNSIGNED (R) UNTIL
UPDATE (R) UPGRADE USAGE (R)
USE (R) USER USER_RESOURCES
USE_FRM USING (R) UTC_DATE (R)
UTC_TIME (R) UTC_TIMESTAMP (R) VALUE
VALUES (R) VARBINARY (R) VARCHAR (R)
VARCHARACTER (R) VARIABLES VARYING (R)
VIEW WAIT WARNINGS
WEEK WEIGHT_STRING WHEN (R)
WHERE (R) WHILE (R) WITH (R)
WORK WRAPPER WRITE (R)
X509 XA XML
XOR (R) YEAR YEAR_MONTH (R)
ZEROFILL (R)    

[a] ANALYSE: added in 5.6.6 (nonreserved)

[b] AUTHORS: removed in 5.6.8

[c] COLUMN_FORMAT: added in 5.6.6 (nonreserved)

[d] CONTRIBUTORS: removed in 5.6.8

[e] CURRENT: added in 5.6.4 (nonreserved)

[f] DEFAULT_AUTH: added in 5.6.4 (nonreserved)

[g] DIAGNOSTICS: added in 5.6.4 (nonreserved)

[h] EXPIRE: added in 5.6.6 (nonreserved)

[i] EXPORT: added in 5.6.6 (nonreserved)

[j] FORMAT: added in 5.6.5 (nonreserved)

[k] GENERAL: became nonreserved in 5.6.1

[l] GET: added in 5.6.4 (reserved)

[m] IGNORE_SERVER_IDS: became nonreserved in 5.6.1

[n] IO_AFTER_GTIDS: added in 5.6.5 (reserved)

[o] IO_BEFORE_GTIDS: added in 5.6.5 (reserved)

[p] MASTER_AUTO_POSITION: added in 5.6.5 (nonreserved)

[q] MASTER_BIND: added in 5.6.1 (reserved)

[r] MASTER_HEARTBEAT_PERIOD: became nonreserved in 5.6.1

[s] MASTER_RETRY_COUNT: added in 5.6.1 (nonreserved)

[t] MASTER_SSL_CRL: added in 5.6.3 (nonreserved)

[u] MASTER_SSL_CRLPATH: added in 5.6.3 (nonreserved)

[v] NUMBER: added in 5.6.4 (nonreserved)

[w] ONE_SHOT: became reserved in 5.6.1; removed in 5.6.5

[x] ONLY: added in 5.6.5 (nonreserved)

[y] PARTITION: became reserved in 5.6.2

[z] PLUGIN_DIR: added in 5.6.4 (nonreserved)

[aa] PROXY: added in 5.6.1 (nonreserved)

[ab] RETURNED_SQLSTATE: added in 5.6.4 (nonreserved)

[ac] ROW_COUNT: added in 5.6.4 (nonreserved)

[ad] SLOW: became nonreserved in 5.6.1

[ae] SQL_AFTER_GTIDS: added in 5.6.5 (reserved); became nonreserved in 5.6.6

[af] SQL_AFTER_MTS_GAPS: added in 5.6.6 (nonreserved)

[ag] SQL_BEFORE_GTIDS: added in 5.6.5 (reserved); became nonreserved in 5.6.6

[ah] STATS_AUTO_RECALC: added in 5.6.6 (nonreserved)

[ai] STATS_PERSISTENT: added in 5.6.6 (nonreserved)

[aj] STATS_SAMPLE_PAGES: added in 5.6.6 (nonreserved)


The following table shows the keywords and reserved words that are added in MySQL 5.6. Reserved keywords are marked with (R).

Table 2.5 Keywords and Reserved Words Added in MySQL 5.6 Compared to MySQL 5.5

ANALYSE COLUMN_FORMAT CURRENT
DEFAULT_AUTH DIAGNOSTICS EXCHANGE
EXPIRE EXPORT FORMAT
GET (R) IO_AFTER_GTIDS (R) IO_BEFORE_GTIDS (R)
MASTER_AUTO_POSITION MASTER_BIND (R) MASTER_DELAY
MASTER_RETRY_COUNT MASTER_SSL_CRL MASTER_SSL_CRLPATH
NUMBER ONLY PLUGIN_DIR
RETURNED_SQLSTATE REVERSE ROW_COUNT
SQL_AFTER_GTIDS SQL_AFTER_MTS_GAPS SQL_BEFORE_GTIDS
STATS_AUTO_RECALC STATS_PERSISTENT STATS_SAMPLE_PAGES
WEIGHT_STRING    

The following table shows the keywords and reserved words that are removed in MySQL 5.6. Reserved keywords are marked with (R).

Table 2.6 Keywords and Reserved Words Removed in MySQL 5.6 Compared to MySQL 5.5

AUTHORS CONTRIBUTORS ONE_SHOT

2.3 Keywords and Reserved Words in MySQL 5.7

The following table shows the keywords and reserved words in MySQL 5.7, along with changes to individual words from version to version. Reserved keywords are marked with (R).

Table 2.7 Keywords and Reserved Words in MySQL 5.7

ACCESSIBLE (R) ACCOUNT[a] ACTION
ADD (R) AFTER AGAINST
AGGREGATE ALGORITHM ALL (R)
ALTER (R) ALWAYS[b] ANALYSE
ANALYZE (R) AND (R) ANY
AS (R) ASC (R) ASCII
ASENSITIVE (R) AT AUTOEXTEND_SIZE
AUTO_INCREMENT AVG AVG_ROW_LENGTH
BACKUP BEFORE (R) BEGIN
BETWEEN (R) BIGINT (R) BINARY (R)
BINLOG BIT BLOB (R)
BLOCK BOOL BOOLEAN
BOTH (R) BTREE BY (R)
BYTE CACHE CALL (R)
CASCADE (R) CASCADED CASE (R)
CATALOG_NAME CHAIN CHANGE (R)
CHANGED CHANNEL[c] CHAR (R)
CHARACTER (R) CHARSET CHECK (R)
CHECKSUM CIPHER CLASS_ORIGIN
CLIENT CLOSE COALESCE
CODE COLLATE (R) COLLATION
COLUMN (R) COLUMNS COLUMN_FORMAT
COLUMN_NAME COMMENT COMMIT
COMMITTED COMPACT COMPLETION
COMPRESSED COMPRESSION[d] CONCURRENT
CONDITION (R) CONNECTION CONSISTENT
CONSTRAINT (R) CONSTRAINT_CATALOG CONSTRAINT_NAME
CONSTRAINT_SCHEMA CONTAINS CONTEXT
CONTINUE (R) CONVERT (R) CPU
CREATE (R) CROSS (R) CUBE
CURRENT CURRENT_DATE (R) CURRENT_TIME (R)
CURRENT_TIMESTAMP (R) CURRENT_USER (R) CURSOR (R)
CURSOR_NAME DATA DATABASE (R)
DATABASES (R) DATAFILE DATE
DATETIME DAY DAY_HOUR (R)
DAY_MICROSECOND (R) DAY_MINUTE (R) DAY_SECOND (R)
DEALLOCATE DEC (R) DECIMAL (R)
DECLARE (R) DEFAULT (R) DEFAULT_AUTH
DEFINER DELAYED (R) DELAY_KEY_WRITE
DELETE (R) DESC (R) DESCRIBE (R)
DES_KEY_FILE DETERMINISTIC (R) DIAGNOSTICS
DIRECTORY DISABLE DISCARD
DISK DISTINCT (R) DISTINCTROW (R)
DIV (R) DO DOUBLE (R)
DROP (R) DUAL (R) DUMPFILE
DUPLICATE DYNAMIC EACH (R)
ELSE (R) ELSEIF (R) ENABLE
ENCLOSED (R) ENCRYPTION[e] END
ENDS ENGINE ENGINES
ENUM ERROR ERRORS
ESCAPE ESCAPED (R) EVENT
EVENTS EVERY EXCHANGE
EXECUTE EXISTS (R) EXIT (R)
EXPANSION EXPIRE EXPLAIN (R)
EXPORT EXTENDED EXTENT_SIZE
FALSE (R) FAST FAULTS
FETCH (R) FIELDS FILE
FILE_BLOCK_SIZE[f] FILTER[g] FIRST
FIXED FLOAT (R) FLOAT4 (R)
FLOAT8 (R) FLUSH FOLLOWS[h]
FOR (R) FORCE (R) FOREIGN (R)
FORMAT FOUND FROM (R)
FULL FULLTEXT (R) FUNCTION
GENERAL GENERATED[i] (R) GEOMETRY
GEOMETRYCOLLECTION GET (R) GET_FORMAT
GLOBAL GRANT (R) GRANTS
GROUP (R) GROUP_REPLICATION[j] HANDLER
HASH HAVING (R) HELP
HIGH_PRIORITY (R) HOST HOSTS
HOUR HOUR_MICROSECOND (R) HOUR_MINUTE (R)
HOUR_SECOND (R) IDENTIFIED IF (R)
IGNORE (R) IGNORE_SERVER_IDS IMPORT
IN (R) INDEX (R) INDEXES
INFILE (R) INITIAL_SIZE INNER (R)
INOUT (R) INSENSITIVE (R) INSERT (R)
INSERT_METHOD INSTALL INSTANCE[k]
INT (R) INT1 (R) INT2 (R)
INT3 (R) INT4 (R) INT8 (R)
INTEGER (R) INTERVAL (R) INTO (R)
INVOKER IO IO_AFTER_GTIDS (R)
IO_BEFORE_GTIDS (R) IO_THREAD IPC
IS (R) ISOLATION ISSUER
ITERATE (R) JOIN (R) JSON[l]
KEY (R) KEYS (R) KEY_BLOCK_SIZE
KILL (R) LANGUAGE LAST
LEADING (R) LEAVE (R) LEAVES
LEFT (R) LESS LEVEL
LIKE (R) LIMIT (R) LINEAR (R)
LINES (R) LINESTRING LIST
LOAD (R) LOCAL LOCALTIME (R)
LOCALTIMESTAMP (R) LOCK (R) LOCKS
LOGFILE LOGS LONG (R)
LONGBLOB (R) LONGTEXT (R) LOOP (R)
LOW_PRIORITY (R) MASTER MASTER_AUTO_POSITION
MASTER_BIND (R) MASTER_CONNECT_RETRY MASTER_DELAY
MASTER_HEARTBEAT_PERIOD MASTER_HOST MASTER_LOG_FILE
MASTER_LOG_POS MASTER_PASSWORD MASTER_PORT
MASTER_RETRY_COUNT MASTER_SERVER_ID MASTER_SSL
MASTER_SSL_CA MASTER_SSL_CAPATH MASTER_SSL_CERT
MASTER_SSL_CIPHER MASTER_SSL_CRL MASTER_SSL_CRLPATH
MASTER_SSL_KEY MASTER_SSL_VERIFY_SERVER_CERT (R) MASTER_TLS_VERSION[m]
MASTER_USER MATCH (R) MAXVALUE (R)
MAX_CONNECTIONS_PER_HOUR MAX_QUERIES_PER_HOUR MAX_ROWS
MAX_SIZE MAX_STATEMENT_TIME[n] MAX_UPDATES_PER_HOUR
MAX_USER_CONNECTIONS MEDIUM MEDIUMBLOB (R)
MEDIUMINT (R) MEDIUMTEXT (R) MEMORY
MERGE MESSAGE_TEXT MICROSECOND
MIDDLEINT (R) MIGRATE MINUTE
MINUTE_MICROSECOND (R) MINUTE_SECOND (R) MIN_ROWS
MOD (R) MODE MODIFIES (R)
MODIFY MONTH MULTILINESTRING
MULTIPOINT MULTIPOLYGON MUTEX
MYSQL_ERRNO NAME NAMES
NATIONAL NATURAL (R) NCHAR
NDB NDBCLUSTER NEVER[o]
NEW NEXT NO
NODEGROUP NONBLOCKING[p] NONE
NOT (R) NO_WAIT NO_WRITE_TO_BINLOG (R)
NULL (R) NUMBER NUMERIC (R)
NVARCHAR OFFSET OLD_PASSWORD[q]
ON (R) ONE ONLY
OPEN OPTIMIZE (R) OPTIMIZER_COSTS[r] (R)
OPTION (R) OPTIONALLY (R) OPTIONS
OR (R) ORDER (R) OUT (R)
OUTER (R) OUTFILE (R) OWNER
PACK_KEYS PAGE PARSER
PARSE_GCOL_EXPR[s] PARTIAL PARTITION (R)
PARTITIONING PARTITIONS PASSWORD
PHASE PLUGIN PLUGINS
PLUGIN_DIR POINT POLYGON
PORT PRECEDES[t] PRECISION (R)
PREPARE PRESERVE PREV
PRIMARY (R) PRIVILEGES PROCEDURE (R)
PROCESSLIST PROFILE PROFILES
PROXY PURGE (R) QUARTER
QUERY QUICK RANGE (R)
READ (R) READS (R) READ_ONLY
READ_WRITE (R) REAL (R) REBUILD
RECOVER REDOFILE REDO_BUFFER_SIZE
REDUNDANT REFERENCES (R) REGEXP (R)
RELAY RELAYLOG RELAY_LOG_FILE
RELAY_LOG_POS RELAY_THREAD RELEASE (R)
RELOAD REMOVE RENAME (R)
REORGANIZE REPAIR REPEAT (R)
REPEATABLE REPLACE (R) REPLICATE_DO_DB[u]
REPLICATE_DO_TABLE[v] REPLICATE_IGNORE_DB[w] REPLICATE_IGNORE_TABLE[x]
REPLICATE_REWRITE_DB[y] REPLICATE_WILD_DO_TABLE[z] REPLICATE_WILD_IGNORE_TABLE[aa]
REPLICATION REQUIRE (R) RESET
RESIGNAL (R) RESTORE RESTRICT (R)
RESUME RETURN (R) RETURNED_SQLSTATE
RETURNS REVERSE REVOKE (R)
RIGHT (R) RLIKE (R) ROLLBACK
ROLLUP ROTATE[ab] ROUTINE
ROW ROWS ROW_COUNT
ROW_FORMAT RTREE SAVEPOINT
SCHEDULE SCHEMA (R) SCHEMAS (R)
SCHEMA_NAME SECOND SECOND_MICROSECOND (R)
SECURITY SELECT (R) SENSITIVE (R)
SEPARATOR (R) SERIAL SERIALIZABLE
SERVER SESSION SET (R)
SHARE SHOW (R) SHUTDOWN
SIGNAL (R) SIGNED SIMPLE
SLAVE SLOW SMALLINT (R)
SNAPSHOT SOCKET SOME
SONAME SOUNDS SOURCE
SPATIAL (R) SPECIFIC (R) SQL (R)
SQLEXCEPTION (R) SQLSTATE (R) SQLWARNING (R)
SQL_AFTER_GTIDS SQL_AFTER_MTS_GAPS SQL_BEFORE_GTIDS
SQL_BIG_RESULT (R) SQL_BUFFER_RESULT SQL_CACHE
SQL_CALC_FOUND_ROWS (R) SQL_NO_CACHE SQL_SMALL_RESULT (R)
SQL_THREAD SQL_TSI_DAY SQL_TSI_HOUR
SQL_TSI_MINUTE SQL_TSI_MONTH SQL_TSI_QUARTER
SQL_TSI_SECOND SQL_TSI_WEEK SQL_TSI_YEAR
SSL (R) STACKED START
STARTING (R) STARTS STATS_AUTO_RECALC
STATS_PERSISTENT STATS_SAMPLE_PAGES STATUS
STOP STORAGE STORED[ac] (R)
STRAIGHT_JOIN (R) STRING SUBCLASS_ORIGIN
SUBJECT SUBPARTITION SUBPARTITIONS
SUPER SUSPEND SWAPS
SWITCHES TABLE (R) TABLES
TABLESPACE TABLE_CHECKSUM TABLE_NAME
TEMPORARY TEMPTABLE TERMINATED (R)
TEXT THAN THEN (R)
TIME TIMESTAMP TIMESTAMPADD
TIMESTAMPDIFF TINYBLOB (R) TINYINT (R)
TINYTEXT (R) TO (R) TRAILING (R)
TRANSACTION TRIGGER (R) TRIGGERS
TRUE (R) TRUNCATE TYPE
TYPES UNCOMMITTED UNDEFINED
UNDO (R) UNDOFILE UNDO_BUFFER_SIZE
UNICODE UNINSTALL UNION (R)
UNIQUE (R) UNKNOWN UNLOCK (R)
UNSIGNED (R) UNTIL UPDATE (R)
UPGRADE USAGE (R) USE (R)
USER USER_RESOURCES USE_FRM
USING (R) UTC_DATE (R) UTC_TIME (R)
UTC_TIMESTAMP (R) VALIDATION[ad] VALUE
VALUES (R) VARBINARY (R) VARCHAR (R)
VARCHARACTER (R) VARIABLES VARYING (R)
VIEW VIRTUAL[ae] (R) WAIT
WARNINGS WEEK WEIGHT_STRING
WHEN (R) WHERE (R) WHILE (R)
WITH (R) WITHOUT[af] WORK
WRAPPER WRITE (R) X509
XA XID[ag] XML
XOR (R) YEAR YEAR_MONTH (R)
ZEROFILL (R)    

[a] ACCOUNT: added in 5.7.6 (nonreserved)

[b] ALWAYS: added in 5.7.6 (nonreserved)

[c] CHANNEL: added in 5.7.6 (nonreserved)

[d] COMPRESSION: added in 5.7.8 (nonreserved)

[e] ENCRYPTION: added in 5.7.11 (nonreserved)

[f] FILE_BLOCK_SIZE: added in 5.7.6 (nonreserved)

[g] FILTER: added in 5.7.3 (nonreserved)

[h] FOLLOWS: added in 5.7.2 (nonreserved)

[i] GENERATED: added in 5.7.6 (reserved)

[j] GROUP_REPLICATION: added in 5.7.6 (nonreserved)

[k] INSTANCE: added in 5.7.11 (nonreserved)

[l] JSON: added in 5.7.8 (nonreserved)

[m] MASTER_TLS_VERSION: added in 5.7.10 (nonreserved)

[n] MAX_STATEMENT_TIME: added in 5.7.4 (nonreserved); removed in 5.7.8

[o] NEVER: added in 5.7.4 (nonreserved)

[p] NONBLOCKING: removed in 5.7.6

[q] OLD_PASSWORD: removed in 5.7.5

[r] OPTIMIZER_COSTS: added in 5.7.5 (reserved)

[s] PARSE_GCOL_EXPR: added in 5.7.6 (reserved); became nonreserved in 5.7.8

[t] PRECEDES: added in 5.7.2 (nonreserved)

[u] REPLICATE_DO_DB: added in 5.7.3 (nonreserved)

[v] REPLICATE_DO_TABLE: added in 5.7.3 (nonreserved)

[w] REPLICATE_IGNORE_DB: added in 5.7.3 (nonreserved)

[x] REPLICATE_IGNORE_TABLE: added in 5.7.3 (nonreserved)

[y] REPLICATE_REWRITE_DB: added in 5.7.3 (nonreserved)

[z] REPLICATE_WILD_DO_TABLE: added in 5.7.3 (nonreserved)

[aa] REPLICATE_WILD_IGNORE_TABLE: added in 5.7.3 (nonreserved)

[ab] ROTATE: added in 5.7.11 (nonreserved)

[ac] STORED: added in 5.7.6 (reserved)

[ad] VALIDATION: added in 5.7.5 (nonreserved)

[ae] VIRTUAL: added in 5.7.6 (reserved)

[af] WITHOUT: added in 5.7.5 (nonreserved)

[ag] XID: added in 5.7.5 (nonreserved)


The following table shows the keywords and reserved words that are added in MySQL 5.7. Reserved keywords are marked with (R).

Table 2.8 Keywords and Reserved Words Added in MySQL 5.7 Compared to MySQL 5.6

ACCOUNT ALWAYS CHANNEL
COMPRESSION ENCRYPTION FILE_BLOCK_SIZE
FILTER FOLLOWS GENERATED (R)
GROUP_REPLICATION INSTANCE JSON
MASTER_TLS_VERSION NEVER OPTIMIZER_COSTS (R)
PARSE_GCOL_EXPR PRECEDES REPLICATE_DO_DB
REPLICATE_DO_TABLE REPLICATE_IGNORE_DB REPLICATE_IGNORE_TABLE
REPLICATE_REWRITE_DB REPLICATE_WILD_DO_TABLE REPLICATE_WILD_IGNORE_TABLE
ROTATE STACKED STORED (R)
VALIDATION VIRTUAL (R) WITHOUT
XID    

The following table shows the keywords and reserved words that are removed in MySQL 5.7. Reserved keywords are marked with (R).

Table 2.9 Keywords and Reserved Words Removed in MySQL 5.7 Compared to MySQL 5.6

OLD_PASSWORD    

2.4 Keywords and Reserved Words in MySQL 8.0

The following table shows the keywords and reserved words in MySQL 8.0, along with changes to individual words from version to version. Reserved keywords are marked with (R).

Table 2.10 Keywords and Reserved Words in MySQL 8.0

ACCESSIBLE (R) ACCOUNT ACTION
ADD (R) ADMIN (R) AFTER
AGAINST AGGREGATE ALGORITHM
ALL (R) ALTER (R) ALWAYS
ANALYSE ANALYZE (R) AND (R)
ANY AS (R) ASC (R)
ASCII ASENSITIVE (R) AT
AUTOEXTEND_SIZE AUTO_INCREMENT AVG
AVG_ROW_LENGTH BACKUP BEFORE (R)
BEGIN BETWEEN (R) BIGINT (R)
BINARY (R) BINLOG BIT
BLOB (R) BLOCK BOOL
BOOLEAN BOTH (R) BTREE
BY (R) BYTE CACHE
CALL (R) CASCADE (R) CASCADED
CASE (R) CATALOG_NAME CHAIN
CHANGE (R) CHANGED CHANNEL
CHAR (R) CHARACTER (R) CHARSET
CHECK (R) CHECKSUM CIPHER
CLASS_ORIGIN CLIENT CLOSE
COALESCE CODE COLLATE (R)
COLLATION COLUMN (R) COLUMNS
COLUMN_FORMAT COLUMN_NAME COMMENT
COMMIT COMMITTED COMPACT
COMPLETION COMPONENT COMPRESSED
COMPRESSION CONCURRENT CONDITION (R)
CONNECTION CONSISTENT CONSTRAINT (R)
CONSTRAINT_CATALOG CONSTRAINT_NAME CONSTRAINT_SCHEMA
CONTAINS CONTEXT CONTINUE (R)
CONVERT (R) CPU CREATE (R)
CROSS (R) CUBE[a] (R) CURRENT
CURRENT_DATE (R) CURRENT_TIME (R) CURRENT_TIMESTAMP (R)
CURRENT_USER (R) CURSOR (R) CURSOR_NAME
DATA DATABASE (R) DATABASES (R)
DATAFILE DATE DATETIME
DAY DAY_HOUR (R) DAY_MICROSECOND (R)
DAY_MINUTE (R) DAY_SECOND (R) DEALLOCATE
DEC (R) DECIMAL (R) DECLARE (R)
DEFAULT (R) DEFAULT_AUTH DEFINER
DELAYED (R) DELAY_KEY_WRITE DELETE (R)
DESC (R) DESCRIBE (R) DES_KEY_FILE
DETERMINISTIC (R) DIAGNOSTICS DIRECTORY
DISABLE DISCARD DISK
DISTINCT (R) DISTINCTROW (R) DIV (R)
DO DOUBLE (R) DROP (R)
DUAL (R) DUMPFILE DUPLICATE
DYNAMIC EACH (R) ELSE (R)
ELSEIF (R) ENABLE ENCLOSED (R)
ENCRYPTION END ENDS
ENGINE ENGINES ENUM
ERROR ERRORS ESCAPE
ESCAPED (R) EVENT EVENTS
EVERY EXCEPT (R) EXCHANGE
EXECUTE EXISTS (R) EXIT (R)
EXPANSION EXPIRE EXPLAIN (R)
EXPORT EXTENDED EXTENT_SIZE
FALSE (R) FAST FAULTS
FETCH (R) FIELDS FILE
FILE_BLOCK_SIZE FILTER FIRST
FIXED FLOAT (R) FLOAT4 (R)
FLOAT8 (R) FLUSH FOLLOWS
FOR (R) FORCE (R) FOREIGN (R)
FORMAT FOUND FROM (R)
FULL FULLTEXT (R) FUNCTION
GENERAL GENERATED (R) GEOMETRY
GEOMETRYCOLLECTION GET (R) GET_FORMAT
GLOBAL GRANT (R) GRANTS
GROUP (R) GROUP_REPLICATION HANDLER
HASH HAVING (R) HELP
HIGH_PRIORITY (R) HOST HOSTS
HOUR HOUR_MICROSECOND (R) HOUR_MINUTE (R)
HOUR_SECOND (R) IDENTIFIED IF (R)
IGNORE (R) IGNORE_SERVER_IDS IMPORT
IN (R) INDEX (R) INDEXES
INFILE (R) INITIAL_SIZE INNER (R)
INOUT (R) INSENSITIVE (R) INSERT (R)
INSERT_METHOD INSTALL INSTANCE
INT (R) INT1 (R) INT2 (R)
INT3 (R) INT4 (R) INT8 (R)
INTEGER (R) INTERVAL (R) INTO (R)
INVISIBLE INVOKER IO
IO_AFTER_GTIDS (R) IO_BEFORE_GTIDS (R) IO_THREAD
IPC IS (R) ISOLATION
ISSUER ITERATE (R) JOIN (R)
JSON KEY (R) KEYS (R)
KEY_BLOCK_SIZE KILL (R) LANGUAGE
LAST LEADING (R) LEAVE (R)
LEAVES LEFT (R) LESS
LEVEL LIKE (R) LIMIT (R)
LINEAR (R) LINES (R) LINESTRING
LIST LOAD (R) LOCAL
LOCALTIME (R) LOCALTIMESTAMP (R) LOCK (R)
LOCKS LOGFILE LOGS
LONG (R) LONGBLOB (R) LONGTEXT (R)
LOOP (R) LOW_PRIORITY (R) MASTER
MASTER_AUTO_POSITION MASTER_BIND (R) MASTER_CONNECT_RETRY
MASTER_DELAY MASTER_HEARTBEAT_PERIOD MASTER_HOST
MASTER_LOG_FILE MASTER_LOG_POS MASTER_PASSWORD
MASTER_PORT MASTER_RETRY_COUNT MASTER_SERVER_ID
MASTER_SSL MASTER_SSL_CA MASTER_SSL_CAPATH
MASTER_SSL_CERT MASTER_SSL_CIPHER MASTER_SSL_CRL
MASTER_SSL_CRLPATH MASTER_SSL_KEY MASTER_SSL_VERIFY_SERVER_CERT (R)
MASTER_TLS_VERSION MASTER_USER MATCH (R)
MAXVALUE (R) MAX_CONNECTIONS_PER_HOUR MAX_QUERIES_PER_HOUR
MAX_ROWS MAX_SIZE MAX_UPDATES_PER_HOUR
MAX_USER_CONNECTIONS MEDIUM MEDIUMBLOB (R)
MEDIUMINT (R) MEDIUMTEXT (R) MEMORY
MERGE MESSAGE_TEXT MICROSECOND
MIDDLEINT (R) MIGRATE MINUTE
MINUTE_MICROSECOND (R) MINUTE_SECOND (R) MIN_ROWS
MOD (R) MODE MODIFIES (R)
MODIFY MONTH MULTILINESTRING
MULTIPOINT MULTIPOLYGON MUTEX
MYSQL_ERRNO NAME NAMES
NATIONAL NATURAL (R) NCHAR
NDB NDBCLUSTER NEVER
NEW NEXT NO
NODEGROUP NONE NOT (R)
NO_WAIT NO_WRITE_TO_BINLOG (R) NULL (R)
NUMBER NUMERIC (R) NVARCHAR
OFFSET ON (R) ONE
ONLY OPEN OPTIMIZE (R)
OPTIMIZER_COSTS (R) OPTION (R) OPTIONALLY (R)
OPTIONS OR (R) ORDER (R)
OUT (R) OUTER (R) OUTFILE (R)
OWNER PACK_KEYS PAGE
PARSER PARTIAL PARTITION (R)
PARTITIONING PARTITIONS PASSWORD
PERSIST (R) PHASE PLUGIN
PLUGINS PLUGIN_DIR POINT
POLYGON PORT PRECEDES
PRECISION (R) PREPARE PRESERVE
PREV PRIMARY (R) PRIVILEGES
PROCEDURE (R) PROCESSLIST PROFILE
PROFILES PROXY PURGE (R)
QUARTER QUERY QUICK
RANGE (R) READ (R) READS (R)
READ_ONLY READ_WRITE (R) REAL (R)
REBUILD RECOVER REDOFILE
REDO_BUFFER_SIZE REDUNDANT REFERENCES (R)
REGEXP (R) RELAY RELAYLOG
RELAY_LOG_FILE RELAY_LOG_POS RELAY_THREAD
RELEASE (R) RELOAD REMOVE
RENAME (R) REORGANIZE REPAIR
REPEAT (R) REPEATABLE REPLACE (R)
REPLICATE_DO_DB REPLICATE_DO_TABLE REPLICATE_IGNORE_DB
REPLICATE_IGNORE_TABLE REPLICATE_REWRITE_DB REPLICATE_WILD_DO_TABLE
REPLICATE_WILD_IGNORE_TABLE REPLICATION REQUIRE (R)
RESET RESIGNAL (R) RESTORE
RESTRICT (R) RESUME RETURN (R)
RETURNED_SQLSTATE RETURNS REVERSE
REVOKE (R) RIGHT (R) RLIKE (R)
ROLE (R) ROLLBACK ROLLUP
ROTATE ROUTINE ROW
ROWS ROW_COUNT ROW_FORMAT
RTREE SAVEPOINT SCHEDULE
SCHEMA (R) SCHEMAS (R) SCHEMA_NAME
SECOND SECOND_MICROSECOND (R) SECURITY
SELECT (R) SENSITIVE (R) SEPARATOR (R)
SERIAL SERIALIZABLE SERVER
SESSION SET (R) SHARE
SHOW (R) SHUTDOWN SIGNAL (R)
SIGNED SIMPLE SLAVE
SLOW SMALLINT (R) SNAPSHOT
SOCKET SOME SONAME
SOUNDS SOURCE SPATIAL (R)
SPECIFIC (R) SQL (R) SQLEXCEPTION (R)
SQLSTATE (R) SQLWARNING (R) SQL_AFTER_GTIDS
SQL_AFTER_MTS_GAPS SQL_BEFORE_GTIDS SQL_BIG_RESULT (R)
SQL_BUFFER_RESULT SQL_CACHE SQL_CALC_FOUND_ROWS (R)
SQL_NO_CACHE SQL_SMALL_RESULT (R) SQL_THREAD
SQL_TSI_DAY SQL_TSI_HOUR SQL_TSI_MINUTE
SQL_TSI_MONTH SQL_TSI_QUARTER SQL_TSI_SECOND
SQL_TSI_WEEK SQL_TSI_YEAR SSL (R)
STACKED START STARTING (R)
STARTS STATS_AUTO_RECALC STATS_PERSISTENT
STATS_SAMPLE_PAGES STATUS STOP
STORAGE STORED (R) STRAIGHT_JOIN (R)
STRING SUBCLASS_ORIGIN SUBJECT
SUBPARTITION SUBPARTITIONS SUPER
SUSPEND SWAPS SWITCHES
TABLE (R) TABLES TABLESPACE
TABLE_CHECKSUM TABLE_NAME TEMPORARY
TEMPTABLE TERMINATED (R) TEXT
THAN THEN (R) TIME
TIMESTAMP TIMESTAMPADD TIMESTAMPDIFF
TINYBLOB (R) TINYINT (R) TINYTEXT (R)
TO (R) TRAILING (R) TRANSACTION
TRIGGER (R) TRIGGERS TRUE (R)
TRUNCATE TYPE TYPES
UNCOMMITTED UNDEFINED UNDO (R)
UNDOFILE UNDO_BUFFER_SIZE UNICODE
UNINSTALL UNION (R) UNIQUE (R)
UNKNOWN UNLOCK (R) UNSIGNED (R)
UNTIL UPDATE (R) UPGRADE
USAGE (R) USE (R) USER
USER_RESOURCES USE_FRM USING (R)
UTC_DATE (R) UTC_TIME (R) UTC_TIMESTAMP (R)
VALIDATION VALUE VALUES (R)
VARBINARY (R) VARCHAR (R) VARCHARACTER (R)
VARIABLES VARYING (R) VIEW
VIRTUAL (R) VISIBLE WAIT
WARNINGS WEEK WEIGHT_STRING
WHEN (R) WHERE (R) WHILE (R)
WITH (R) WITHOUT WORK
WRAPPER WRITE (R) X509
XA XID XML
XOR (R) YEAR YEAR_MONTH (R)
ZEROFILL (R)    

[a] CUBE: became reserved in 8.0.1


The following table shows the keywords and reserved words that are added in MySQL 8.0. Reserved keywords are marked with (R).

Table 2.11 Keywords and Reserved Words Added in MySQL 8.0 Compared to MySQL 5.7

ADMIN (R) COMPONENT EXCEPT (R)
INVISIBLE PERSIST (R) ROLE (R)
VISIBLE    

The following table shows the keywords and reserved words that are removed in MySQL 8.0. Reserved keywords are marked with (R).

Table 2.12 Keywords and Reserved Words Removed in MySQL 8.0 Compared to MySQL 5.7

PARSE_GCOL_EXPR    

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