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MySQLYadda ake share teburin bayanai?MySQL databaseshare bayanan bayanai/bayani/ syntax
MySQL goge tebur
Yana da sauƙi a goge tebur ɗin bayanai a cikin MySQL, amma ya kamata ku yi hankali sosai lokacin da kuke share tebur, saboda duk bayanan za su ɓace bayan aiwatar da umarnin sharewa.
nahawu
Mai zuwa shine jumlar jumla don share tebur MySQL:
DROP TABLE table_name ;
Share tebur bayanai a cikin taga umarni da sauri
A cikin mysql> umarni da sauri taga share bayanan bayanan SQL bayanin shine SAUKAR TEBLAR :
misali
Misali mai zuwa yana share teburin bayanai chenweiliang_tbl:
root@host# mysql -u root -p Enter password:******* mysql> use chenweiliang; Database changed mysql> DROP TABLE chenweiliang_tbl Query OK, 0 rows affected (0.8 sec) mysql>
Share bayanai ta amfani da rubutun PHP
PHP yana amfani da aikin mysqli_query don share tebur MySQL.
Aikin yana da sigogi biyu kuma yana dawo da GASKIYA idan aiwatarwar ya yi nasara, in ba haka ba ya dawo KARYA.
h3> syntax
mysqli_query(connection,query,resultmode);
Matsayi | bayanin |
---|---|
connection | Da ake bukataYana ƙayyade haɗin MySQL don amfani. |
tambaya | Da ake buƙata, yana ƙayyade kirtan tambaya. |
yanayin sakamako | Na zaɓi.akai-akai.Zai iya zama ɗaya daga cikin dabi'u masu zuwa:
|
misali
Misali mai zuwa yana amfani da rubutun PHP don share teburin bayanai chenweiliang_tbl:
share teburin bayanai
<? php $dbhost = 'localhost:3306'; // mysql服务器主机地址 $dbuser = 'root'; // mysql用户名 $dbpass = '123456'; // mysql用户名密码 $conn = mysqli_connect($dbhost, $dbuser, $dbpass); if(! $conn ) { die('连接失败: ' . mysqli_error($conn)); } echo '连接成功 '; $sql = 'DROP DATABASE chenweiliang'; $retval = mysqli_query( $conn, $sql ); if(! $retval ) { die('删除数据库失败: ' . mysqli_error($conn)); } echo "数据库 chenweiliang 删除成功\n"; mysqli_close($conn); ?>
Bayan nasarar aiwatar da aiwatarwa, ba za mu iya ganin teburin chenweiliang_tbl ta amfani da umarni mai zuwa ba:
mysql> show tables; Empty set (0.01 sec)
Hope Chen Weiliang Blog ( https://www.chenweiliang.com/ ) shared "Ta yaya MySQL ke share tebur bayanai? MySQL Database Share Data Table Command/Sanarwa/Syntax", zai taimake ku.
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