MySQL 8.4 Reference Manual Including MySQL NDB Cluster 8.4
SHOW has many forms that provide
information about databases, tables, columns, or status
information about the server. This section describes those
following:
SHOW BINARY LOG STATUS SHOW BINARY LOGS SHOW BINLOG EVENTS [IN 'log_name'] [FROMpos] [LIMIT [offset,]row_count] SHOW {CHARACTER SET | CHARSET} [like_or_where] SHOW COLLATION [like_or_where] SHOW [FULL] COLUMNS FROMtbl_name[FROMdb_name] [like_or_where] SHOW CREATE DATABASEdb_nameSHOW CREATE EVENTevent_nameSHOW CREATE FUNCTIONfunc_nameSHOW CREATE PROCEDUREproc_nameSHOW CREATE TABLEtbl_nameSHOW CREATE TRIGGERtrigger_nameSHOW CREATE VIEWview_nameSHOW DATABASES [like_or_where] SHOW ENGINEengine_name{STATUS | MUTEX} SHOW [STORAGE] ENGINES SHOW ERRORS [LIMIT [offset,]row_count] SHOW EVENTS SHOW FUNCTION CODEfunc_nameSHOW FUNCTION STATUS [like_or_where] SHOW GRANTS FORuserSHOW INDEX FROMtbl_name[FROMdb_name] SHOW OPEN TABLES [FROMdb_name] [like_or_where] SHOW PLUGINS SHOW PROCEDURE CODEproc_nameSHOW PROCEDURE STATUS [like_or_where] SHOW PRIVILEGES SHOW [FULL] PROCESSLIST SHOW PROFILE [types] [FOR QUERYn] [OFFSETn] [LIMITn] SHOW PROFILES SHOW RELAYLOG EVENTS [IN 'log_name'] [FROMpos] [LIMIT [offset,]row_count] SHOW REPLICA STATUS [FOR CHANNELchannel] SHOW REPLICAS SHOW [GLOBAL | SESSION] STATUS [like_or_where] SHOW TABLE STATUS [FROMdb_name] [like_or_where] SHOW [FULL] TABLES [FROMdb_name] [like_or_where] SHOW TRIGGERS [FROMdb_name] [like_or_where] SHOW [GLOBAL | SESSION] VARIABLES [like_or_where] SHOW WARNINGS [LIMIT [offset,]row_count]like_or_where: { LIKE 'pattern' | WHEREexpr}
If the syntax for a given SHOW
statement includes a LIKE
' part,
pattern'' is a
string that can contain the SQL pattern'% and
_ wildcard characters. The pattern is useful
for restricting statement output to matching values.
Several SHOW statements also accept
a WHERE clause that provides more flexibility
in specifying which rows to display. See
Section 28.8, “Extensions to SHOW Statements”.
In SHOW statement results, user
names and host names are quoted using backticks (`).
Many MySQL APIs (such as PHP) enable you to treat the result
returned from a SHOW statement as
you would a result set from a
SELECT; see
Chapter 31, Connectors and APIs, or your API documentation for
more information. In addition, you can work in SQL with results
from queries on tables in the
INFORMATION_SCHEMA database, which you cannot
easily do with results from SHOW
statements. See Chapter 28, INFORMATION_SCHEMA Tables.