前言
mysql中存在大量的关键字和保留字,在设计字段时应即时规避,防止未来可能出现的一系列sql问题。
笔者正是因为缺乏经验,不清楚这方面约定,耗费了大量精力debug各方源码,徒做无用功。
参考文档
快速查询
如果您想要快速验证某个字段是否关键字或保留字,鼠标点一下当前页面,然后ctrl+F进行搜索,可以直接定位到对应的内容
列表
ACCESSIBLE (R)
ACCOUNT
ACTION
ACTIVE; 在8.0.14中添加(非保留)
ADD (R)
ADMIN; 在8.0.12中变为非保留
AFTER
AGAINST
AGGREGATE
ALGORITHM
ALL (R)
ALTER (R)
ALWAYS
ANALYSE; 在8.0.1中删除
ANALYZE (R)
AND (R)
ANY
ARRAY; 在8.0.17中添加(保留);在8.0.19中变为非保留
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
BUCKETS; 在8.0.2中添加(非保留)
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
CLONE; 在8.0.3中添加(非保留)
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(R); 在8.0.1中保留
CUME_DIST(R); 在8.0.2中添加(保留)
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
DEFINITION; 在8.0.4中添加(非保留)
DELAYED (R)
DELAY_KEY_WRITE
DELETE (R)
DENSE_RANK(R); 在8.0.2中添加(保留)
DESC (R)
DESCRIBE (R)
DESCRIPTION; 在8.0.4中添加(非保留)
DES_KEY_FILE; 在8.0.3中删除
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)
EMPTY(R); 在8.0.4中添加(保留)
ENABLE
ENCLOSED (R)
ENCRYPTION
END
ENDS
ENFORCED; 在8.0.16中添加(非保留)
ENGINE
ENGINES
ENUM
ERROR
ERRORS
ESCAPE
ESCAPED (R)
EVENT
EVENTS
EVERY
EXCEPT (R)
EXCHANGE
EXCLUDE; 在8.0.2中添加(非保留)
EXECUTE
EXISTS (R)
EXIT (R)
EXPANSION
EXPIRE
EXPLAIN (R)
EXPORT
EXTENDED
EXTENT_SIZE
FAILED_LOGIN_ATTEMPTS; 在8.0.19中添加(非保留)
FALSE (R)
FAST
FAULTS
FETCH (R)
FIELDS
FILE
FILE_BLOCK_SIZE
FILTER
FIRST
FIRST_VALUE(R); 在8.0.2中添加(保留)
FIXED
FLOAT (R)
FLOAT4 (R)
FLOAT8 (R)
FLUSH
FOLLOWING; 在8.0.2中添加(非保留)
FOLLOWS
FOR (R)
FORCE (R)
FOREIGN (R)
FORMAT
FOUND
FROM (R)
FULL
FULLTEXT (R)
FUNCTION(R); 在8.0.1中保留
GENERAL
GENERATED (R)
GEOMCOLLECTION; 在8.0.11中添加(非保留)
GEOMETRY
GEOMETRYCOLLECTION
GET (R)
GET_FORMAT
GET_MASTER_PUBLIC_KEY; 在8.0.4中添加(保留);在8.0.11中成为非保留
GLOBAL
GRANT (R)
GRANTS
GROUP (R)
GROUPING(R); 在8.0.1中添加(保留)
GROUPS(R); 在8.0.2中添加(保留)
GROUP_REPLICATION
HANDLER
HASH
HAVING (R)
HELP
HIGH_PRIORITY (R)
HISTOGRAM; 在8.0.2中添加(非保留)
HISTORY; 在8.0.3中添加(非保留)
HOST
HOSTS
HOUR
HOUR_MICROSECOND (R)
HOUR_MINUTE (R)
HOUR_SECOND (R)
IDENTIFIED
IF (R)
IGNORE (R)
IGNORE_SERVER_IDS
IMPORT
IN (R)
INACTIVE; 在8.0.14中添加(非保留)
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
JSON_TABLE(R); 在8.0.4中添加(保留)
JSON_VALUE; 在8.0.21中添加(非保留)
KEY (R)
KEYS (R)
KEY_BLOCK_SIZE
KILL (R)
LAG(R); 在8.0.2中添加(保留)
LANGUAGE
LAST
LAST_VALUE(R); 在8.0.2中添加(保留)
LATERAL(R); 在8.0.14中添加(保留)
LEAD(R); 在8.0.2中添加(保留)
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)
LOCKED; 在8.0.1中添加(非保留)
LOCKS
LOGFILE
LOGS
LONG (R)
LONGBLOB (R)
LONGTEXT (R)
LOOP (R)
LOW_PRIORITY (R)
MASTER
MASTER_AUTO_POSITION
MASTER_BIND (R)
MASTER_COMPRESSION_ALGORITHMS; 在8.0.18中添加(非保留)
MASTER_CONNECT_RETRY
MASTER_DELAY
MASTER_HEARTBEAT_PERIOD
MASTER_HOST
MASTER_LOG_FILE
MASTER_LOG_POS
MASTER_PASSWORD
MASTER_PORT
MASTER_PUBLIC_KEY_PATH; 在8.0.4中添加(非保留)
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_CIPHERSUITES; 在8.0.19中添加(非保留)
MASTER_TLS_VERSION
MASTER_USER
MASTER_ZSTD_COMPRESSION_LEVEL; 在8.0.18中添加(非保留)
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)
MEMBER; 在8.0.17中添加(保留);在8.0.19中变为非保留
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
NESTED; 在8.0.4中添加(非保留)
NETWORK_NAMESPACE; 在8.0.16中添加(非保留)
NEVER
NEW
NEXT
NO
NODEGROUP
NONE
NOT (R)
NOWAIT; 在8.0.1中添加(非保留)
NO_WAIT
NO_WRITE_TO_BINLOG (R)
NTH_VALUE(R); 在8.0.2中添加(保留)
NTILE(R); 在8.0.2中添加(保留)
NULL (R)
NULLS; 在8.0.2中添加(非保留)
NUMBER
NUMERIC (R)
NVARCHAR
OF(R); 在8.0.1中添加(保留)
OFF; 在8.0.20中添加(非保留)
OFFSET
OJ; 在8.0.16中添加(非保留)
OLD; 在8.0.14中添加(非保留)
ON (R)
ONE
ONLY
OPEN
OPTIMIZE (R)
OPTIMIZER_COSTS (R)
OPTION (R)
OPTIONAL; 在8.0.13中添加(非保留)
OPTIONALLY (R)
OPTIONS
OR (R)
ORDER (R)
ORDINALITY; 在8.0.4中添加(非保留)
ORGANIZATION; 在8.0.4中添加(非保留)
OTHERS; 在8.0.2中添加(非保留)
OUT (R)
OUTER (R)
OUTFILE (R)
OVER(R); 在8.0.2中添加(保留)
OWNER
PACK_KEYS
PAGE
PARSER
PARTIAL
PARTITION (R)
PARTITIONING
PARTITIONS
PASSWORD
PASSWORD_LOCK_TIME; 在8.0.19中添加(非保留)
PATH; 在8.0.4中添加(非保留)
PERCENT_RANK(R); 在8.0.2中添加(保留)
PERSIST; 在8.0.16中变为非保留
PERSIST_ONLY; 在8.0.2中添加(保留);在8.0.16中变为非保留
PHASE
PLUGIN
PLUGINS
PLUGIN_DIR
POINT
POLYGON
PORT
PRECEDES
PRECEDING; 在8.0.2中添加(非保留)
PRECISION (R)
PREPARE
PRESERVE
PREV
PRIMARY (R)
PRIVILEGES
PRIVILEGE_CHECKS_USER; 在8.0.18中添加(非保留)
PROCEDURE (R)
PROCESS; 在8.0.11中添加(非保留)
PROCESSLIST
PROFILE
PROFILES
PROXY
PURGE (R)
QUARTER
QUERY
QUICK
RANDOM; 在8.0.18中添加(非保留)
RANGE (R)
RANK(R); 在8.0.2中添加(保留)
READ (R)
READS (R)
READ_ONLY
READ_WRITE (R)
REAL (R)
REBUILD
RECOVER
RECURSIVE(R); 在8.0.1中添加(保留)
REDOFILE; 在8.0.3中删除
REDO_BUFFER_SIZE
REDUNDANT
REFERENCE; 在8.0.4中添加(非保留)
REFERENCES (R)
REGEXP (R)
RELAY
RELAYLOG
RELAY_LOG_FILE
RELAY_LOG_POS
RELAY_THREAD
RELEASE (R)
RELOAD
REMOTE; 在8.0.3中添加(非保留);在8.0.14中删除
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)
REQUIRE_ROW_FORMAT; 在8.0.19中添加(非保留)
RESET
RESIGNAL (R)
RESOURCE; 在8.0.3中添加(非保留)
RESPECT; 在8.0.2中添加(非保留)
RESTART; 在8.0.4中添加(非保留)
RESTORE
RESTRICT (R)
RESUME
RETAIN; 在8.0.14中添加(非保留)
RETURN (R)
RETURNED_SQLSTATE
RETURNING; 在8.0.21中添加(非保留)
RETURNS
REUSE; 在8.0.3中添加(非保留)
REVERSE
REVOKE (R)
RIGHT (R)
RLIKE (R)
ROLE; 在8.0.1中变为非保留
ROLLBACK
ROLLUP
ROTATE
ROUTINE
ROW(R); 在8.0.2中保留
ROWS(R); 在8.0.2中保留
ROW_COUNT
ROW_FORMAT
ROW_NUMBER(R); 在8.0.2中添加(保留)
RTREE
SAVEPOINT
SCHEDULE
SCHEMA (R)
SCHEMAS (R)
SCHEMA_NAME
SECOND
SECONDARY; 在8.0.16中添加(非保留)
SECONDARY_ENGINE; 在8.0.13中添加(非保留)
SECONDARY_LOAD; 在8.0.13中添加(非保留)
SECONDARY_UNLOAD; 在8.0.13中添加(非保留)
SECOND_MICROSECOND (R)
SECURITY
SELECT (R)
SENSITIVE (R)
SEPARATOR (R)
SERIAL
SERIALIZABLE
SERVER
SESSION
SET (R)
SHARE
SHOW (R)
SHUTDOWN
SIGNAL (R)
SIGNED
SIMPLE
SKIP; 在8.0.1中添加(非保留)
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; 在8.0.3中删除
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
SRID; 在8.0.3中添加(非保留)
SSL (R)
STACKED
START
STARTING (R)
STARTS
STATS_AUTO_RECALC
STATS_PERSISTENT
STATS_SAMPLE_PAGES
STATUS
STOP
STORAGE
STORED (R)
STRAIGHT_JOIN (R)
STREAM; 在8.0.20中添加(非保留)
STRING
SUBCLASS_ORIGIN
SUBJECT
SUBPARTITION
SUBPARTITIONS
SUPER
SUSPEND
SWAPS
SWITCHES
SYSTEM(R); 在8.0.3中添加(保留)
TABLE (R)
TABLES
TABLESPACE
TABLE_CHECKSUM
TABLE_NAME
TEMPORARY
TEMPTABLE
TERMINATED (R)
TEXT
THAN
THEN (R)
THREAD_PRIORITY; 在8.0.3中添加(非保留)
TIES; 在8.0.2中添加(非保留)
TIME
TIMESTAMP
TIMESTAMPADD
TIMESTAMPDIFF
TINYBLOB (R)
TINYINT (R)
TINYTEXT (R)
TO (R)
TRAILING (R)
TRANSACTION
TRIGGER (R)
TRIGGERS
TRUE (R)
TRUNCATE
TYPE
TYPES
UNBOUNDED; 在8.0.2中添加(非保留)
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)
VCPU; 在8.0.3中添加(非保留)
VIEW
VIRTUAL (R)
VISIBLE
WAIT
WARNINGS
WEEK
WEIGHT_STRING
WHEN (R)
WHERE (R)
WHILE (R)
WINDOW(R); 在8.0.2中添加(保留)
WITH (R)
WITHOUT
WORK
WRAPPER
WRITE (R)
X509
XA
XID
XML
XOR (R)
YEAR
YEAR_MONTH (R)
ZEROFILL (R)
下表显示了与MySQL 5.7相比在MySQL 8.0中添加的关键字和保留字。保留的关键字标有(R)
ACTIVE
ADMIN
ARRAY
BUCKETS
CLONE
COMPONENT
CUME_DIST (R)
DEFINITION
DENSE_RANK (R)
DESCRIPTION
EMPTY (右)
ENFORCED
EXCEPT (右)
EXCLUDE
FAILED_LOGIN_ATTEMPTS
FIRST_VALUE (R)
FOLLOWING
GEOMCOLLECTION
GET_MASTER_PUBLIC_KEY
GROUPING (R)
GROUPS (R)
HISTOGRAM
HISTORY
INACTIVE
INVISIBLE
JSON_TABLE (R)
JSON_VALUE
LAG (R)
LAST_VALUE (R)
LATERAL (R)
LEAD (R)
LOCKED
MASTER_COMPRESSION_ALGORITHMS
MASTER_PUBLIC_KEY_PATH
MASTER_TLS_CIPHERSUITES
MASTER_ZSTD_COMPRESSION_LEVEL
MEMBER
NESTED
NETWORK_NAMESPACE
NOWAIT
NTH_VALUE (R)
NTILE (R)
NULLS
OF (R)
OFF
OJ
OLD
OPTIONAL
ORDINALITY
ORGANIZATION
OTHERS
OVER (R)
PASSWORD_LOCK_TIME
PATH
PERCENT_RANK (R)
PERSIST
PERSIST_ONLY
PRECEDING
PRIVILEGE_CHECKS_USER
PROCESS
RANDOM
RANK (R)
RECURSIVE (R)
REFERENCE
REQUIRE_ROW_FORMAT
RESOURCE
RESPECT
RESTART
RETAIN
RETURNING
REUSE
ROLE
ROW_NUMBER (R)
SECONDARY
SECONDARY_ENGINE
SECONDARY_LOAD
SECONDARY_UNLOAD
SKIP
SRID
STREAM
SYSTEM(R)
THREAD_PRIORITY
TIES
UNBOUNDED
VCPU
VISIBLE
WINDOW (R)
MySQL 8.0删除了关键字和保留字
下表显示了与MySQL 5.7相比在MySQL 8.0中删除的关键字和保留词。保留的关键字标有(R)。
ANALYSE
DES_KEY_FILE
PARSE_GCOL_EXPR
REDOFILE
SQL_CACHE
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