This section provides information about keywords and reserved words in MySQL 5.7.
The following list 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).
A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z
ACCESSIBLE(R)ACCOUNT; added in 5.7.6 (nonreserved)ACTIONADD(R)AFTERAGAINSTAGGREGATEALGORITHMALL(R)ALTER(R)ALWAYS; added in 5.7.6 (nonreserved)ANALYSEANALYZE(R)AND(R)ANYAS(R)ASC(R)ASCIIASENSITIVE(R)ATAUTOEXTEND_SIZEAUTO_INCREMENTAVGAVG_ROW_LENGTH
BACKUPBEFORE(R)BEGINBETWEEN(R)BIGINT(R)BINARY(R)BINLOGBITBLOB(R)BLOCKBOOLBOOLEANBOTH(R)BTREEBY(R)BYTE
CACHECALL(R)CASCADE(R)CASCADEDCASE(R)CATALOG_NAMECHAINCHANGE(R)CHANGEDCHANNEL; added in 5.7.6 (nonreserved)CHAR(R)CHARACTER(R)CHARSETCHECK(R)CHECKSUMCIPHERCLASS_ORIGINCLIENTCLOSECOALESCECODECOLLATE(R)COLLATIONCOLUMN(R)COLUMNSCOLUMN_FORMATCOLUMN_NAMECOMMENTCOMMITCOMMITTEDCOMPACTCOMPLETIONCOMPRESSEDCOMPRESSION; added in 5.7.8 (nonreserved)CONCURRENTCONDITION(R)CONNECTIONCONSISTENTCONSTRAINT(R)CONSTRAINT_CATALOGCONSTRAINT_NAMECONSTRAINT_SCHEMACONTAINSCONTEXTCONTINUE(R)CONVERT(R)CPUCREATE(R)CROSS(R)CUBECURRENTCURRENT_DATE(R)CURRENT_TIME(R)CURRENT_TIMESTAMP(R)CURRENT_USER(R)CURSOR(R)CURSOR_NAME
DATADATABASE(R)DATABASES(R)DATAFILEDATEDATETIMEDAYDAY_HOUR(R)DAY_MICROSECOND(R)DAY_MINUTE(R)DAY_SECOND(R)DEALLOCATEDEC(R)DECIMAL(R)DECLARE(R)DEFAULT(R)DEFAULT_AUTHDEFINERDELAYED(R)DELAY_KEY_WRITEDELETE(R)DESC(R)DESCRIBE(R)DES_KEY_FILEDETERMINISTIC(R)DIAGNOSTICSDIRECTORYDISABLEDISCARDDISKDISTINCT(R)DISTINCTROW(R)DIV(R)DODOUBLE(R)DROP(R)DUAL(R)DUMPFILEDUPLICATEDYNAMIC
EACH(R)ELSE(R)ELSEIF(R)ENABLEENCLOSED(R)ENCRYPTION; added in 5.7.11 (nonreserved)ENDENDSENGINEENGINESENUMERRORERRORSESCAPEESCAPED(R)EVENTEVENTSEVERYEXCHANGEEXECUTEEXISTS(R)EXIT(R)EXPANSIONEXPIREEXPLAIN(R)EXPORTEXTENDEDEXTENT_SIZE
FALSE(R)FASTFAULTSFETCH(R)FIELDSFILEFILE_BLOCK_SIZE; added in 5.7.6 (nonreserved)FILTER; added in 5.7.3 (nonreserved)FIRSTFIXEDFLOAT(R)FLOAT4(R)FLOAT8(R)FLUSHFOLLOWS; added in 5.7.2 (nonreserved)FOR(R)FORCE(R)FOREIGN(R)FORMATFOUNDFROM(R)FULLFULLTEXT(R)FUNCTION
GENERALGENERATED(R); added in 5.7.6 (reserved)GEOMETRYGEOMETRYCOLLECTIONGET(R)GET_FORMATGLOBALGRANT(R)GRANTSGROUP(R)GROUP_REPLICATION; added in 5.7.6 (nonreserved)
HANDLERHASHHAVING(R)HELPHIGH_PRIORITY(R)HOSTHOSTSHOURHOUR_MICROSECOND(R)HOUR_MINUTE(R)HOUR_SECOND(R)
IDENTIFIEDIF(R)IGNORE(R)IGNORE_SERVER_IDSIMPORTIN(R)INDEX(R)INDEXESINFILE(R)INITIAL_SIZEINNER(R)INOUT(R)INSENSITIVE(R)INSERT(R)INSERT_METHODINSTALLINSTANCE; added in 5.7.11 (nonreserved)INT(R)INT1(R)INT2(R)INT3(R)INT4(R)INT8(R)INTEGER(R)INTERVAL(R)INTO(R)INVOKERIOIO_AFTER_GTIDS(R)IO_BEFORE_GTIDS(R)IO_THREADIPCIS(R)ISOLATIONISSUERITERATE(R)
JOIN(R)JSON; added in 5.7.8 (nonreserved)
KEY(R)KEYS(R)KEY_BLOCK_SIZEKILL(R)
LANGUAGELASTLEADING(R)LEAVE(R)LEAVESLEFT(R)LESSLEVELLIKE(R)LIMIT(R)LINEAR(R)LINES(R)LINESTRINGLISTLOAD(R)LOCALLOCALTIME(R)LOCALTIMESTAMP(R)LOCK(R)LOCKSLOGFILELOGSLONG(R)LONGBLOB(R)LONGTEXT(R)LOOP(R)LOW_PRIORITY(R)
MASTERMASTER_AUTO_POSITIONMASTER_BIND(R)MASTER_CONNECT_RETRYMASTER_DELAYMASTER_HEARTBEAT_PERIODMASTER_HOSTMASTER_LOG_FILEMASTER_LOG_POSMASTER_PASSWORDMASTER_PORTMASTER_RETRY_COUNTMASTER_SERVER_IDMASTER_SSLMASTER_SSL_CAMASTER_SSL_CAPATHMASTER_SSL_CERTMASTER_SSL_CIPHERMASTER_SSL_CRLMASTER_SSL_CRLPATHMASTER_SSL_KEYMASTER_SSL_VERIFY_SERVER_CERT(R)MASTER_TLS_VERSION; added in 5.7.10 (nonreserved)MASTER_USERMATCH(R)MAXVALUE(R)MAX_CONNECTIONS_PER_HOURMAX_QUERIES_PER_HOURMAX_ROWSMAX_SIZEMAX_STATEMENT_TIME; added in 5.7.4 (nonreserved); removed in 5.7.8MAX_UPDATES_PER_HOURMAX_USER_CONNECTIONSMEDIUMMEDIUMBLOB(R)MEDIUMINT(R)MEDIUMTEXT(R)MEMORYMERGEMESSAGE_TEXTMICROSECONDMIDDLEINT(R)MIGRATEMINUTEMINUTE_MICROSECOND(R)MINUTE_SECOND(R)MIN_ROWSMOD(R)MODEMODIFIES(R)MODIFYMONTHMULTILINESTRINGMULTIPOINTMULTIPOLYGONMUTEXMYSQL_ERRNO
NAMENAMESNATIONALNATURAL(R)NCHARNDBNDBCLUSTERNEVER; added in 5.7.4 (nonreserved)NEWNEXTNONODEGROUPNONBLOCKING; removed in 5.7.6NONENOT(R)NO_WAITNO_WRITE_TO_BINLOG(R)NULL(R)NUMBERNUMERIC(R)NVARCHAR
OFFSETOLD_PASSWORD; removed in 5.7.5ON(R)ONEONLYOPENOPTIMIZE(R)OPTIMIZER_COSTS(R); added in 5.7.5 (reserved)OPTION(R)OPTIONALLY(R)OPTIONSOR(R)ORDER(R)OUT(R)OUTER(R)OUTFILE(R)OWNER
PACK_KEYSPAGEPARSERPARSE_GCOL_EXPR; added in 5.7.6 (reserved); became nonreserved in 5.7.8PARTIALPARTITION(R)PARTITIONINGPARTITIONSPASSWORDPHASEPLUGINPLUGINSPLUGIN_DIRPOINTPOLYGONPORTPRECEDES; added in 5.7.2 (nonreserved)PRECISION(R)PREPAREPRESERVEPREVPRIMARY(R)PRIVILEGESPROCEDURE(R)PROCESSLISTPROFILEPROFILESPROXYPURGE(R)
QUARTERQUERYQUICK
RANGE(R)READ(R)READS(R)READ_ONLYREAD_WRITE(R)REAL(R)REBUILDRECOVERREDOFILEREDO_BUFFER_SIZEREDUNDANTREFERENCES(R)REGEXP(R)RELAYRELAYLOGRELAY_LOG_FILERELAY_LOG_POSRELAY_THREADRELEASE(R)RELOADREMOVERENAME(R)REORGANIZEREPAIRREPEAT(R)REPEATABLEREPLACE(R)REPLICATE_DO_DB; added in 5.7.3 (nonreserved)REPLICATE_DO_TABLE; added in 5.7.3 (nonreserved)REPLICATE_IGNORE_DB; added in 5.7.3 (nonreserved)REPLICATE_IGNORE_TABLE; added in 5.7.3 (nonreserved)REPLICATE_REWRITE_DB; added in 5.7.3 (nonreserved)REPLICATE_WILD_DO_TABLE; added in 5.7.3 (nonreserved)REPLICATE_WILD_IGNORE_TABLE; added in 5.7.3 (nonreserved)REPLICATIONREQUIRE(R)RESETRESIGNAL(R)RESTORERESTRICT(R)RESUMERETURN(R)RETURNED_SQLSTATERETURNSREVERSEREVOKE(R)RIGHT(R)RLIKE(R)ROLLBACKROLLUPROTATE; added in 5.7.11 (nonreserved)ROUTINEROWROWSROW_COUNTROW_FORMATRTREE
SAVEPOINTSCHEDULESCHEMA(R)SCHEMAS(R)SCHEMA_NAMESECONDSECOND_MICROSECOND(R)SECURITYSELECT(R)SENSITIVE(R)SEPARATOR(R)SERIALSERIALIZABLESERVERSESSIONSET(R)SHARESHOW(R)SHUTDOWNSIGNAL(R)SIGNEDSIMPLESLAVESLOWSMALLINT(R)SNAPSHOTSOCKETSOMESONAMESOUNDSSOURCESPATIAL(R)SPECIFIC(R)SQL(R)SQLEXCEPTION(R)SQLSTATE(R)SQLWARNING(R)SQL_AFTER_GTIDSSQL_AFTER_MTS_GAPSSQL_BEFORE_GTIDSSQL_BIG_RESULT(R)SQL_BUFFER_RESULTSQL_CACHESQL_CALC_FOUND_ROWS(R)SQL_NO_CACHESQL_SMALL_RESULT(R)SQL_THREADSQL_TSI_DAYSQL_TSI_HOURSQL_TSI_MINUTESQL_TSI_MONTHSQL_TSI_QUARTERSQL_TSI_SECONDSQL_TSI_WEEKSQL_TSI_YEARSSL(R)STACKEDSTARTSTARTING(R)STARTSSTATS_AUTO_RECALCSTATS_PERSISTENTSTATS_SAMPLE_PAGESSTATUSSTOPSTORAGESTORED(R); added in 5.7.6 (reserved)STRAIGHT_JOIN(R)STRINGSUBCLASS_ORIGINSUBJECTSUBPARTITIONSUBPARTITIONSSUPERSUSPENDSWAPSSWITCHES
TABLE(R)TABLESTABLESPACETABLE_CHECKSUMTABLE_NAMETEMPORARYTEMPTABLETERMINATED(R)TEXTTHANTHEN(R)TIMETIMESTAMPTIMESTAMPADDTIMESTAMPDIFFTINYBLOB(R)TINYINT(R)TINYTEXT(R)TO(R)TRAILING(R)TRANSACTIONTRIGGER(R)TRIGGERSTRUE(R)TRUNCATETYPETYPES
UNCOMMITTEDUNDEFINEDUNDO(R)UNDOFILEUNDO_BUFFER_SIZEUNICODEUNINSTALLUNION(R)UNIQUE(R)UNKNOWNUNLOCK(R)UNSIGNED(R)UNTILUPDATE(R)UPGRADEUSAGE(R)USE(R)USERUSER_RESOURCESUSE_FRMUSING(R)UTC_DATE(R)UTC_TIME(R)UTC_TIMESTAMP(R)
VALIDATION; added in 5.7.5 (nonreserved)VALUEVALUES(R)VARBINARY(R)VARCHAR(R)VARCHARACTER(R)VARIABLESVARYING(R)VIEWVIRTUAL(R); added in 5.7.6 (reserved)
WAITWARNINGSWEEKWEIGHT_STRINGWHEN(R)WHERE(R)WHILE(R)WITH(R)WITHOUT; added in 5.7.5 (nonreserved)WORKWRAPPERWRITE(R)
X509XAXID; added in 5.7.5 (nonreserved)XMLXOR(R)
YEARYEAR_MONTH(R)
ZEROFILL(R)
The following list shows the keywords and reserved words that are added in MySQL 5.7, compared to MySQL 5.6. Reserved keywords are marked with (R).
A | C | E | F | G | I | J | M | N | O | P | R | S | V | W | X
ACCOUNTALWAYS
CHANNELCOMPRESSION
ENCRYPTION
FILE_BLOCK_SIZEFILTERFOLLOWS
GENERATED(R)GROUP_REPLICATION
INSTANCE
JSON
MASTER_TLS_VERSION
NEVER
OPTIMIZER_COSTS(R)
PARSE_GCOL_EXPRPRECEDES
REPLICATE_DO_DBREPLICATE_DO_TABLEREPLICATE_IGNORE_DBREPLICATE_IGNORE_TABLEREPLICATE_REWRITE_DBREPLICATE_WILD_DO_TABLEREPLICATE_WILD_IGNORE_TABLEROTATE
STACKEDSTORED(R)
VALIDATIONVIRTUAL(R)
WITHOUT
XID