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´´½¨ÊÚȨ£ºgrant select on Êý¾Ý¿â.* to Óû§Ãû@µÇ¼Ö÷»ú identified by \"ÃÜÂë\"
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ɾ³ýÊÚȨ: revoke select,insert,update,delete om *.* from test2@localhost;
ÏÔʾÊý¾Ý¿â£ºshow databases;
ÏÔʾÊý¾Ý±í£ºshow tables;
ÏÔʾ±í½á¹¹£ºdescribe ±íÃû;
´´½¨¿â£ºcreate database ¿âÃû;
ɾ³ý¿â£ºdrop database ¿âÃû;
ʹÓÿ⣺use ¿âÃû;
´´½¨±í£ºcreate table ±íÃû (×Ö¶ÎÉ趨Áбí);
ɾ³ý±í£ºdrop table ±íÃû;
ÐÞ¸Ä±í£ºalter table t1 rename t2
²éѯ±í£ºselect * from ±íÃû;
Çå¿Õ±í£ºdelete from ±íÃû;
±¸·Ý±í: mysqlbinmysqldump -h(ip) -uroot -p(password) databasename tablename > tablename.sql
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Ôö¼ÓÁУºALTER TABLE t2 ADD c INT UNSIGNED NOT NULL AUTO_INCREMENT,ADD INDEX (c);
ÐÞ¸ÄÁУºALTER TABLE t2 MODIFY a TINYINT NOT NULL, CHANGE b c CHAR(20);
ɾ³ýÁУºALTER TABLE t2 DROP COLUMN c;
±¸·ÝÊý¾Ý¿â£ºmysql\bin\mysqldump -h(ip) -uroot -p(password) databasename > database.sql
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¸´ÖÆÊý¾Ý¿â£ºmysql\bin\mysqldump --all-databases > all-databases.sql
ÐÞ¸´Êý¾Ý¿â£ºmysqlcheck -A -o -uroot -p54safer
Îı¾Êý¾Ýµ¼È룺 load data local infile \"ÎļþÃû\" into table ±íÃû;
Êý¾Ýµ¼Èëµ¼³ö£ºmysql\bin\mysqlimport database tables.txt
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# Uncomment the following rows if you move the MySQL distribution to another
# location
basedir = d:/cyoa/mysql_cy/
datadir = d:/cyoa/mysql_cy/data/
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ÉèÖóÉÈçÏ嵀 jdbc:mysql://192.168.3.180/sample?user=root&password=&allowMultiQueries=true
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mysql> show variables like 'collation_%';
+----------------------+-----------------+
| Variable_name | Value |
+----------------------+-----------------+
| collation_connection | utf8_ge ......