锘??xml version="1.0" encoding="utf-8" standalone="yes"?>久久精品国产一区二区三区日韩,亚洲精品国产自在久久,久久99精品久久久久久噜噜http://m.shnenglu.com/qywyh/category/7729.html璞?>blogzh-cnSat, 02 Aug 2008 14:26:10 GMTSat, 02 Aug 2008 14:26:10 GMT60銆愯漿銆戝父鐢∕ySQL鐨勫懡浠ゅぇ鍏?/title><link>http://m.shnenglu.com/qywyh/articles/57847.html</link><dc:creator>璞?/dc:creator><author>璞?/author><pubDate>Sat, 02 Aug 2008 09:48:00 GMT</pubDate><guid>http://m.shnenglu.com/qywyh/articles/57847.html</guid><wfw:comment>http://m.shnenglu.com/qywyh/comments/57847.html</wfw:comment><comments>http://m.shnenglu.com/qywyh/articles/57847.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://m.shnenglu.com/qywyh/comments/commentRss/57847.html</wfw:commentRss><trackback:ping>http://m.shnenglu.com/qywyh/services/trackbacks/57847.html</trackback:ping><description><![CDATA[<table style="TABLE-LAYOUT: fixed"> <tbody> <tr> <td> <div id="9ll3dr9" class=cnt id=blog_text> <div id="zhtjblz" class=tit></div> <div id="bdnjr3f" class=date>2007騫?1鏈?7鏃?鏄熸湡浜?14:18</div> <table style="TABLE-LAYOUT: fixed"> <tbody> <tr> <td> <div id="dfftp3v" class=cnt><strong>涓銆佽繛鎺ySQL</strong> <p>        鏍煎紡錛?mysql -h涓繪満鍦板潃 -u鐢ㄦ埛鍚?錛峱鐢ㄦ埛瀵嗙爜</p> <p>        1銆佷緥1錛氳繛鎺ュ埌鏈満涓婄殑MYSQL銆?/p> <p>        棣栧厛鍦ㄦ墦寮DOS紿楀彛錛岀劧鍚庤繘鍏ョ洰褰?mysqlbin錛屽啀閿叆鍛戒護mysql -uroot -p錛屽洖杞﹀悗鎻愮ず浣犺緭瀵嗙爜錛屽鏋滃垰瀹夎濂組YSQL錛岃秴綰х敤鎴穜oot鏄病鏈夊瘑鐮佺殑錛屾晠鐩存帴鍥炶濺鍗沖彲榪涘叆鍒癕YSQL涓簡錛孧YSQL鐨勬彁紺虹鏄細mysql>銆?/p> <p>        2銆佷緥2錛氳繛鎺ュ埌榪滅▼涓繪満涓婄殑MYSQL銆傚亣璁捐繙紼嬩富鏈虹殑IP涓猴細110.110.110.110錛岀敤鎴峰悕涓簉oot,瀵嗙爜涓篴bcd123銆傚垯閿叆浠ヤ笅鍛戒護錛?/p> <p>        mysql -h110.110.110.110 -uroot -pabcd123</p> <p>        錛堟敞:u涓巖oot鍙互涓嶇敤鍔犵┖鏍鹼紝鍏跺畠涔熶竴鏍鳳級</p> <p>        3銆侀鍑篗YSQL鍛戒護錛?exit 錛堝洖杞︼級銆?/p> <p><strong>        浜屻佷慨鏀瑰瘑鐮?/strong></p> <p>        鏍煎紡錛歮ysqladmin -u鐢ㄦ埛鍚?-p鏃у瘑鐮?password 鏂板瘑鐮?/p> <p>        1銆佷緥1錛氱粰root鍔犱釜瀵嗙爜ab12銆傞鍏堝湪DOS涓嬭繘鍏ョ洰褰昺ysqlbin錛岀劧鍚庨敭鍏ヤ互涓嬪懡浠わ細</p> <p>        mysqladmin -uroot -password ab12</p> <p>        娉細鍥犱負寮濮嬫椂root娌℃湁瀵嗙爜錛屾墍浠?p鏃у瘑鐮佷竴欏瑰氨鍙互鐪佺暐浜嗐?/p> <p>        2銆佷緥2錛氬啀灝唕oot鐨勫瘑鐮佹敼涓篸jg345銆?/p> <p>        mysqladmin -uroot -pab12 password djg345</p> <p>        <strong>涓夈佸鍔犳柊鐢ㄦ埛銆?/strong>錛堟敞鎰忥細鍜屼笂闈笉鍚岋紝涓嬮潰鐨勫洜涓烘槸MySQL鐜涓殑鍛戒護錛屾墍浠ュ悗闈㈤兘甯︿竴涓垎鍙蜂綔涓哄懡浠ょ粨鏉熺錛?/p> <p>        鏍煎紡錛歡rant select on 鏁版嵁搴?* to 鐢ㄦ埛鍚岪鐧誨綍涓繪満 identified by \"瀵嗙爜\"</p> <p>        渚?銆佸鍔犱竴涓敤鎴穞est1瀵嗙爜涓篴bc錛岃浠栧彲浠ュ湪浠諱綍涓繪満涓婄櫥褰曪紝騫跺鎵鏈夋暟鎹簱鏈夋煡璇€佹彃鍏ャ佷慨鏀廣佸垹闄ょ殑鏉冮檺銆傞鍏堢敤浠oot鐢ㄦ埛榪炲叆MySQL錛岀劧鍚庨敭鍏ヤ互涓嬪懡浠わ細</p> <p>        grant select,insert,update,<br>        delete on *.* to <a>test1@\"%\</a>" Identified by \"abc\";</p> <p>        浣嗕緥1澧炲姞鐨勭敤鎴鋒槸鍗佸垎鍗遍櫓鐨勶紝浣犳兂濡傛煇涓漢鐭ラ亾test1鐨勫瘑鐮侊紝閭d箞浠栧氨鍙互鍦╥nternet涓婄殑浠諱綍涓鍙扮數鑴戜笂鐧誨綍浣犵殑MySQL鏁版嵁搴撳茍瀵逛綘鐨勬暟鎹彲浠ヤ負鎵嬈蹭負浜嗭紝瑙e喅鍔炴硶瑙佷緥2銆?/p> <p>        渚?銆佸鍔犱竴涓敤鎴穞est2瀵嗙爜涓篴bc,璁╀粬鍙彲浠ュ湪localhost涓婄櫥褰曪紝騫跺彲浠ュ鏁版嵁搴搈ydb榪涜鏌ヨ銆佹彃鍏ャ佷慨鏀廣佸垹闄ょ殑鎿嶄綔 錛坙ocalhost鎸囨湰鍦頒富鏈猴紝鍗矼ySQL鏁版嵁搴撴墍鍦ㄧ殑閭e彴涓繪満錛夛紝榪欐牱鐢ㄦ埛鍗充嬌鐢ㄧ煡閬搕est2鐨勫瘑鐮侊紝浠栦篃鏃犳硶浠巌nternet涓婄洿鎺ヨ闂暟鎹?搴擄紝鍙兘閫氳繃MySQL涓繪満涓婄殑web欏墊潵璁塊棶銆?/p> <p>        grant select,insert,update,<br>        delete on mydb.* to <a href="mailto:test2@localhost"><font face=瀹嬩綋 color=#000000><u>test2@localhost</u></font></a> identified by \"abc\";</p> <p>        濡傛灉浣犱笉鎯硉est2鏈夊瘑鐮侊紝鍙互鍐嶆墦涓涓懡浠ゅ皢瀵嗙爜娑堟帀銆?/p> <p>        grant select,insert,update,delete on mydb<br>        .* to <a href="mailto:test2@localhost"><font face=瀹嬩綋 color=#000000><u>test2@localhost</u></font></a> identified by \"\";</p> <p>        鍦ㄤ笂闈㈣浜嗙櫥褰曘佸鍔犵敤鎴楓佸瘑鐮佹洿鏀圭瓑闂銆備笅闈㈡垜浠潵鐪嬬湅MySQL涓湁鍏蟲暟鎹簱鏂歸潰鐨勬搷浣溿傛敞鎰忥細浣犲繀欏婚鍏堢櫥褰曞埌MySQL涓紝浠ヤ笅鎿嶄綔閮芥槸鍦∕ySQL鐨勬彁紺虹涓嬭繘琛岀殑錛岃屼笖姣忎釜鍛戒護浠ュ垎鍙風粨鏉熴?/p> <p>涓銆佹搷浣滄妧宸?/p> <p>        1銆佸鏋滀綘鎵撳懡浠ゆ椂錛屽洖杞﹀悗鍙戠幇蹇樿鍔犲垎鍙鳳紝浣犳棤欏婚噸鎵撲竴閬嶅懡浠わ紝鍙鎵撲釜鍒嗗彿鍥炶濺灝卞彲浠ヤ簡銆備篃灝辨槸璇翠綘鍙互鎶婁竴涓畬鏁寸殑鍛戒護鍒嗘垚鍑犺鏉ユ墦錛屽畬鍚庣敤鍒嗗彿浣滅粨鏉熸爣蹇楀氨瀹屾垚銆?/p> <p>        2銆佷綘鍙互浣跨敤鍏夋爣涓婁笅閿皟鍑轟互鍓嶇殑鍛戒護銆備絾浠ュ墠鎴戠敤榪囩殑涓涓狹ySQL鏃х増鏈笉鏀寔銆傛垜鐜板湪鐢ㄧ殑鏄痬ysql-3.23.27-beta-win銆?/p> <p>        浜屻佹樉紺哄懡浠?br>1銆佹樉紺烘暟鎹簱鍒楄〃錛?/p> <p>        show databases;</p> <p>        鍒氬紑濮嬫椂鎵嶄袱涓暟鎹簱錛歮ysql鍜宼est銆侻ySQL搴撳緢閲嶈瀹冮噷闈㈡湁MYSQL鐨勭郴緇熶俊鎭紝鎴戜滑鏀瑰瘑鐮佸拰鏂板鐢ㄦ埛錛屽疄闄呬笂灝辨槸鐢ㄨ繖涓簱榪涜鎿嶄綔銆?/p> <p>        2銆佹樉紺哄簱涓殑鏁版嵁琛細</p> <p>        use mysql錛?錛忥紡鎵撳紑搴擄紝瀛﹁繃FOXBASE鐨勪竴瀹氫笉浼氶檶鐢熷惂</p> <p>        show tables;</p> <p>        3銆佹樉紺烘暟鎹〃鐨勭粨鏋勶細</p> <p>        describe 琛ㄥ悕;</p> <p>        4銆佸緩搴擄細</p> <p>        create database 搴撳悕;</p> <p>        5銆佸緩琛細</p> <p>        use 搴撳悕錛?/p> <p>        create table 琛ㄥ悕 (瀛楁璁懼畾鍒楄〃)錛?/p> <p>        6銆佸垹搴撳拰鍒犺〃:</p> <p>        drop database 搴撳悕;</p> <p>        drop table 琛ㄥ悕錛?/p> <p>        7銆佸皢琛ㄤ腑璁板綍娓呯┖錛?/p> <p>        delete from 琛ㄥ悕;</p> <p>        8銆佹樉紺鴻〃涓殑璁板綍錛?/p> <p>        select * from 琛ㄥ悕;</p> <p>        涓夈佷竴涓緩搴撳拰寤鴻〃浠ュ強鎻掑叆鏁版嵁鐨勫疄渚?/p> <p>        drop database if exists school; //濡傛灉瀛樺湪SCHOOL鍒欏垹闄?/p> <p>        create database school; //寤虹珛搴揝CHOOL</p> <p>        use school; //鎵撳紑搴揝CHOOL</p> <p>        create table teacher //寤虹珛琛═EACHER</p> <p>        (</p> <p>        id int(3) auto_increment not null primary key,</p> <p>        name char(10) not null,</p> <p>        address varchar(50) default ’娣卞湷’,</p> <p>        year date</p> <p>        ); //寤鴻〃緇撴潫</p> <p>        //浠ヤ笅涓烘彃鍏ュ瓧孌?/p> <p>        insert into teacher values(’’,’glchengang’,’娣卞湷涓涓?#8217;,’1976-10-10’);</p> <p>        insert into teacher values(’’,’jack’,’娣卞湷涓涓?#8217;,’1975-12-23’);</p> <p>        娉細鍦ㄥ緩琛ㄤ腑錛?錛夊皢ID璁句負闀垮害涓?鐨勬暟瀛楀瓧孌?int(3)騫惰瀹冩瘡涓褰曡嚜鍔ㄥ姞涓:auto_increment騫朵笉鑳戒負絀?not null鑰屼笖璁╀粬鎴愪負涓誨瓧孌祊rimary key錛?錛夊皢NAME璁句負闀垮害涓?0鐨勫瓧絎﹀瓧孌碉紙3錛夊皢ADDRESS璁句負闀垮害50鐨勫瓧絎﹀瓧孌碉紝鑰屼笖緙虹渷鍊間負娣卞湷銆倂archar鍜宑har鏈変粈涔堝尯鍒?鍛紝鍙湁絳変互鍚庣殑鏂囩珷鍐嶈浜嗐傦紙4錛夊皢YEAR璁句負鏃ユ湡瀛楁銆?/p> <p>        濡傛灉浣犲湪MySQL鎻愮ず絎﹂敭鍏ヤ笂闈㈢殑鍛戒護涔熷彲浠ワ紝浣嗕笉鏂逛究璋冭瘯銆備綘鍙互灝嗕互涓婂懡浠ゅ師鏍峰啓鍏ヤ竴涓枃鏈枃浠朵腑鍋囪涓簊chool.sql錛岀劧鍚庡鍒跺埌c:\\涓嬶紝騫跺湪DOS鐘舵佽繘鍏ョ洰褰?a href="file://mysql//bin"><font face=瀹嬩綋 color=#000000><u>\\mysql\\bin</u></font></a>錛岀劧鍚庨敭鍏ヤ互涓嬪懡浠わ細</p> <p>        mysql -uroot -p瀵嗙爜 < c:\\school.sql</p> <p>        濡傛灉鎴愬姛錛岀┖鍑轟竴琛屾棤浠諱綍鏄劇ず錛涘鏈夐敊璇紝浼氭湁鎻愮ず銆傦紙浠ヤ笂鍛戒護宸茬粡璋冭瘯錛屼綘鍙灝?/鐨勬敞閲婂幓鎺夊嵆鍙嬌鐢級銆?/p> <p>鍥涖佸皢鏂囨湰鏁版嵁杞埌鏁版嵁搴撲腑</p> <p>        1銆佹枃鏈暟鎹簲絎﹀悎鐨勬牸寮忥細瀛楁鏁版嵁涔嬮棿鐢╰ab閿殧寮錛宯ull鍊肩敤<a href="file://n/"><font face=瀹嬩綋 color=#000000><u>\\n</u></font></a>鏉ヤ唬鏇褲?/p> <p>        渚嬶細</p> <p>        3 rose 娣卞湷浜屼腑 1976-10-10</p> <p>        4 mike 娣卞湷涓涓?1975-12-23<br>2銆佹暟鎹紶鍏ュ懡浠?load data local infile \"鏂囦歡鍚峔" into table 琛ㄥ悕銆?/p> <p>        娉ㄦ剰錛氫綘鏈濂藉皢鏂囦歡澶嶅埗鍒?a href="file://mysql//bin"><font face=瀹嬩綋 color=#000000><u>\\mysql\\bin</u></font></a>鐩綍涓嬶紝騫朵笖瑕佸厛鐢╱se鍛戒護鎵撹〃鎵鍦ㄧ殑搴撱?/p> <p>        浜斻佸浠芥暟鎹簱錛?/p> <p>        1銆乵ysqldump --opt school>school.bbb</p> <p>        mysqldump --opt school>school.bbb<br>        錛堝懡浠ゅ湪DOS鐨?a href="file://mysql//bin"><font face=瀹嬩綋 color=#000000><u>\\mysql\\bin</u></font></a>鐩綍涓嬫墽琛岋級</p> <p>        娉ㄩ噴:灝嗘暟鎹簱school澶囦喚鍒皊chool.bbb鏂囦歡錛宻chool.bbb鏄竴涓枃鏈枃浠訛紝鏂囦歡鍚嶄換鍙栵紝鎵撳紑鐪嬬湅浣犱細鏈夋柊鍙戠幇銆?/p> <p>        鍚庤錛氬叾瀹濵ySQL鐨勫鏁版嵁搴撶殑鎿嶄綔涓庡叾瀹冪殑SQL綾繪暟鎹簱澶у悓灝忓紓錛屾偍鏈濂芥壘鏈皢SQL鐨勪功鐪嬬湅銆傛垜鍦ㄨ繖閲屽彧浠嬬粛涓浜涘熀鏈殑錛屽叾瀹炴垜涔熷氨鍙噦榪欎簺浜嗭紝 鍛靛懙銆傛渶濂界殑MYSQL鏁欑▼榪樻槸“鏅忓瓙“璇戠殑“MYSQL涓枃鍙傝冩墜鍐?#8220;涓嶄粎鍏嶈垂姣忎釜鐩稿叧緗戠珯閮芥湁涓嬭澆錛岃屼笖瀹冩槸鏈鏉冨▉鐨勩傚彲鎯滀笉鏄薄\"PHP4涓枃鎵?鍐孿"閭f牱鏄痗hm鐨勬牸寮忥紝鍦ㄦ煡鎵懼嚱鏁板懡浠ょ殑鏃跺欎笉澶柟渚褲?/p> <p>        2銆佷慨鏀圭櫥褰曞瘑鐮?/p> <p>        1) mysqladmin -u鐢ㄦ埛鍚?-p鏃у瘑鐮?password 鏂板瘑鐮?</p> <p>        渚嬶細mysqladmin -u root password 21century</p> <p>        娉細鍥犱負寮濮嬫椂root娌℃湁瀵嗙爜錛屾墍浠?p鏃у瘑鐮佷竴欏瑰氨鍙互鐪佺暐浜嗐?/p> <p>        2)鐩存帴淇敼user琛ㄧ殑root鐢ㄦ埛鍙d護錛?/p> <p>        mysql> user mysql;<br>        mysql> update user set pasword=password('21century') where user='root';<br>        mysql> flush privileges;</p> <p>        娉細flush privileges鐨勬剰鎬濇槸寮哄埗鍒鋒柊鍐呭瓨鎺堟潈琛紝鍚﹀垯鐢ㄧ殑榪樻槸緙撳啿涓殑鍙d護銆?/p> <p>        3銆佹祴璇曞瘑鐮佹槸鍚︿慨鏀規垚鍔?</p> <p>        1錛変笉鐢ㄥ瘑鐮佺櫥褰?</p> <p>        [root@test1 local]# mysql<br>        ERROR 1045: Access denied for user: <a href="mailto: root@localhost"><font face=瀹嬩綋 color=#000000><u>'root@localhost'</u></font></a> (Using password: NO)</p> <p>        鏄劇ず閿欒錛岃鏄庡瘑鐮佸凡緇忎慨鏀廣?/p> <p>        2錛夌敤淇敼鍚庣殑瀵嗙爜鐧誨綍:</p> <p>        [root@test1 local]# mysql -u root -p<br>        Enter password: (杈撳叆淇敼鍚庣殑瀵嗙爜21century)<br>        Welcome to the MySQL monitor. Commands end with ; or \g.<br>        Your MySQL connection id is 177 to server version: 3.23.48<br>        Type 'help;' or '\h' for help. Type '\c' to clear the buffer.<br>        mysql></p> <p>        鎴愬姛錛?/p> <p>        榪欐槸閫氳繃mysqladmin鍛戒護淇敼鍙d護錛屼篃鍙氳繃淇敼搴撴潵鏇存敼鍙d護銆?/p> <p>       4銆佸惎鍔ㄥ拰鍋滄:</p> <p>        鍚姩錛歁ysql浠?.23.15鐗堟湰寮濮嬩綔浜嗘敼鍔紝榛樿瀹夎鍚庢湇鍔¤鐢∕ySQL鐢ㄦ埛鏉ュ惎鍔紝涓嶅厑璁竢oot鐢ㄦ埛鍚姩銆?/p> <p>        濡傛灉闈炶鐢╮oot鐢ㄦ埛鏉ュ惎鍔紝蹇呴』鍔犱笂--user=root鍙傛暟(./safe_mysqld --user=root &)鍋滄錛歮ysqladmin -u root -p shutdown銆?/p> <p>        5銆佸鍑簃eeting鏁版嵁搴擄細</p> <p>        mysqldump -uroot -p21century meeting > db_meeting.sql</p> <p>        瀵間漢dbname鏁版嵁搴?</p> <p>        mysqldump -uroot -p21century dbname < xxx.sql<br>瀵煎叆鏁版嵁搴撹繕鍙敤綾諱技浜巓racle涓瑻my_script.sql鐨勬柟寮忎竴嬈℃墽琛屽ぇ閲弒ql璇彞錛岃繖鍦ㄤ嬌鐢╩ysqldump涓嶈搗浣滅敤鏃墮潪甯告湁鐢ㄣ?/p> <p>        渚嬶細#./mysql -uroot -p < /home/xuys/db_meeting_2003.sql</p> <p>        (娉細create database銆乽se databasename銆乧reate table鍜宨nsert into璇彞閮藉彲鍐欏湪涓婇潰鐨勮剼姝ユ枃浠朵腑)</p> <p>        6銆佺粰琛ㄦ敼鍚?</p> <p>        RENAME TABLE ztemp TO ztemp4;</p> <p>        7銆佷慨鏀瑰瓧孌靛睘鎬э細</p> <p>        ALTER TABLE bbabase CHANGE news_id id VARCHAR(5) NOT NULL;</p> <p>        8銆佸湪琛ㄤ腑鐨刢ontent鍚庡鍔犱竴瀛楁錛?/p> <p>        ALTER TABLE bbabase ADD leave_time DATETIME NOT NULL AFTER</p> </div> </td> </tr> </tbody> </table> </div> </td> </tr> </tbody> </table> <img src ="http://m.shnenglu.com/qywyh/aggbug/57847.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://m.shnenglu.com/qywyh/" target="_blank">璞?/a> 2008-08-02 17:48 <a href="http://m.shnenglu.com/qywyh/articles/57847.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item><item><title>銆愯漿銆憁ysql鍩烘湰鍛戒護澶у叏(鏈鏈鏈鍩烘湰鐨勫唴瀹?http://m.shnenglu.com/qywyh/articles/57845.html璞?/dc:creator>璞?/author>Sat, 02 Aug 2008 09:43:00 GMThttp://m.shnenglu.com/qywyh/articles/57845.htmlhttp://m.shnenglu.com/qywyh/comments/57845.htmlhttp://m.shnenglu.com/qywyh/articles/57845.html#Feedback0http://m.shnenglu.com/qywyh/comments/commentRss/57845.htmlhttp://m.shnenglu.com/qywyh/services/trackbacks/57845.htmlmysql鍩烘湰鍛戒護澶у叏(鏈鏈鏈鍩烘湰鐨勫唴瀹?
2007騫?5鏈?1鏃?鏄熸湡浜?13:42

閲嶈鎻愮ず:mysql鍛戒護鐩村埌閬囧埌;鎵嶅紑濮嬫墽琛?闄や簡鍑犱釜鐗規畩鍛戒護

1銆佸惎鍔∕ySQL鏈嶅姟鍣?br>瀹為檯涓婁笂綃囧凡璁插埌濡備綍鍚姩MySQL銆備袱縐嶆柟娉曪細涓鏄敤winmysqladmin錛屽鏋滄満鍣ㄥ惎鍔ㄦ椂宸茶嚜鍔ㄨ繍琛岋紝鍒欏彲鐩存帴榪涘叆涓嬩竴姝ユ搷浣溿備簩鏄湪DOS鏂瑰紡涓嬭繍琛?c:\mysql\bin\mysqld
2銆佽繘鍏ysql浜や簰鎿嶄綔鐣岄潰
鍦―OS鏂瑰紡涓嬶紝榪愯錛?d:mysqlbinmysql
鍑虹幇: mysql 鐨勬彁紺虹錛屾鏃跺凡榪涘叆mysql鐨勪氦浜掓搷浣滄柟寮忋?br>濡傛灉鍑虹幇 "ERROR 2003: Can′t connect to MySQL server on ′localhost′ (10061)“錛?br>璇存槑浣犵殑MySQL榪樻病鏈夊惎鍔ㄣ?br>3銆侀鍑篗ySQL鎿嶄綔鐣岄潰
鍦╩ysql>鎻愮ず絎︿笅杈撳叆quit鍙互闅忔椂閫鍑轟氦浜掓搷浣滅晫闈細
mysql> quit
Bye
浣犱篃鍙互鐢╟ontrol-D閫鍑恒?br>4銆佺涓鏉″懡浠?br>mysql> select version(),current_date();
+----------------+-----------------+
| version() | current_date() |
+----------------+-----------------+
| 3.23.25a-debug | 2001-05-17 |
+----------------+-----------------+
1 row in set (0.01 sec)
mysql>
姝ゅ懡浠よ姹俶ysql鏈嶅姟鍣ㄥ憡璇変綘瀹冪殑鐗堟湰鍙峰拰褰撳墠鏃ユ湡銆傚皾璇曠敤涓嶅悓澶у皬鍐欐搷浣滀笂榪板懡浠わ紝鐪嬬粨鏋滃浣曘傜粨鏋滆鏄巑ysql鍛戒護鐨勫ぇ灝忓啓緇撴灉鏄竴鑷寸殑銆?br>緇冧範濡備笅鎿嶄綔錛?br>mysql>Select (20+5)*4;
mysql>Select (20+5)*4,sin(pi()/3);
mysql>Select (20+5)*4 AS Result,sin(pi()/3); (AS: 鎸囧畾鍋囧悕涓篟esult)
5銆佸琛岃鍙?br>涓鏉″懡浠ゅ彲浠ュ垎鎴愬琛岃緭鍏ワ紝鐩村埌鍑虹幇鍒嗗彿“錛?#8221;涓烘錛?br>

mysql> select
-> USER()
-> ,
-> now()
->;
+--------------------+---------------------+
| USER() | now() |
+--------------------+---------------------+
| ODBC@localhost | 2001-05-17 22:59:15 |
+--------------------+---------------------+
1 row in set (0.06 sec)
mysql>
娉ㄦ剰涓棿鐨勯楀彿鍜屾渶鍚庣殑鍒嗗彿鐨勪嬌鐢ㄦ柟娉曘?br>6銆佷竴琛屽鍛戒護
杈撳叆濡備笅鍛戒護錛?br>mysql> SELECT USER(); SELECT NOW();
+------------------+
| USER() |
+------------------+
| ODBC@localhost |
+------------------+
1 row in set (0.00 sec)
+---------------------+
| NOW() |
+---------------------+
| 2001-05-17 23:06:15 |
+---------------------+
1 row in set (0.00 sec)
mysql>
娉ㄦ剰涓棿鐨勫垎鍙鳳紝鍛戒護涔嬮棿鐢ㄥ垎鍙烽殧寮銆?br>7銆佹樉紺哄綋鍓嶅瓨鍦ㄧ殑鏁版嵁搴?br>mysql> show databases;
+----------+
| Database |
+----------+
| mysql |
| test |
+----------+
2 row in set (0.06 sec)
mysql>
8銆侀夋嫨鏁版嵁搴撳茍鏄劇ず褰撳墠閫夋嫨鐨勬暟鎹簱
mysql> USE mysql
Database changed
mysql>
(USE 鍜?QUIT 鍛戒護涓嶉渶瑕佸垎鍙風粨鏉熴傦級
mysql> select database();
+---------------+
| database() |
+---------------+
| mysql |
+---------------+
1 row in set (0.00 sec)
9銆佹樉紺哄綋鍓嶆暟鎹簱涓瓨鍦ㄧ殑琛?br>mysql> SHOW TABLES;
10銆佹樉紺鴻〃(db)鐨勫唴瀹?br>mysql>select * from db;
11銆佸懡浠ょ殑鍙栨秷
褰撳懡浠よ緭鍏ラ敊璇屽張鏃犳硶鏀瑰彉錛堝琛岃鍙ユ儏褰級鏃訛紝鍙鍦ㄥ垎鍙峰嚭鐜板墠灝卞彲浠ョ敤 c鏉ュ彇娑堣鏉″懡浠?br>mysql> select
-> user()
-> c
mysql>
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