Char Database

DEDECMS database Structure table name: Dede_arctype field description as follows: Table name: Dede_arctype (ENGINE=MYISAM/CHARSET=GBK) Description: Site column table field name description Description specific parameters siteurl binding domain name Char Not null DEFAULT ', Topić top-level column ID smallint (5) unsigned NOT null defaul ...

This article mainly introduces the practical steps of character (string) in MySQL database. We all know that the character (string) of MySQL database is often used in practice, so you know more about it is still good Hopefully this will bring you some help in this regard. MySQL database character (string) class Do not think that the character type is CHAR CHAR and VARCHAR difference is that CHAR is a fixed length, as long as you define a field is CHAR (10), no matter whether your stored data reached 10 bytes , ...

DEDECMS database Structure table name: Dede_member field description is as follows: Table name: Dede_member (ENGINE=MYISAM/CHARSET=GBK) Description: Membership table field name Description Description specific parameters uptime update time int (11) Not null DEFAULT ' 0 ', safequestion security question smallint (5) unsigned NOT null DEFA ...

As long as you master the following method, you can basically get the mysql database. First, the connection MYSQL format: mysql-h host address-u username-p user password 1, Example 1: Connect to the local MySQL: First open the DOS window and then enter the directory mysqlbin, then type the command mysql -uroot - p, after the carriage return prompts you to lose the password, if you just installed MYSQL, super user root is no password, so enter directly into MYSQL, MYS ...

DEDECMS database Structure table name: Dede_uploads field description is as follows: Table name: Dede_uploads (ENGINE=MYISAM/CHARSET=GBK) Description: File Upload information table field name Description Description specific parameters uptime upload time int (a) unsigned NOT null DEFAULT ' 0 ', title article header char (a) not NULL, URL file Store ...

DEDECMS database Structure table name: Dede_archives field description as follows: Table name: Dede_archives (ENGINE=MYISAM/CHARSET=GBK) Description: Document Main Table field name Description Description specific parameters TYPEID2 deputy column ID varchar () not NULL DEFAULT ' 0 ', Dutyadmin is responsible for auditing Administrator ID mediumint (8) unsigned ...

DEDECMS database Structure table name: Dede_member_feed field description is as follows: Table name: Dede_member_feed (ENGINE=MYISAM/CHARSET=GBK) Description: Member Dynamic table field name Description Description specific Parameters Note log Char not NULL, uhttp://www.aliyun.com/zixun/aggregation/11696.html ...

HBase is a distributed, column-oriented, open source database based on Google's article "Bigtable: A Distributed Storage System for Structured Data" by Fay Chang. Just as Bigtable takes advantage of the distributed data storage provided by Google's File System, HBase provides Bigtable-like capabilities over Hadoop. HBase Implements Bigtable Papers on Columns ...

DEDECMS database Structure table name: Dede_log field description as follows: Table name: Dede_log (ENGINE=MYISAM/CHARSET=GBK) Description: System Log table field name Description Description specific parameters lid Log ID mediumint (8) unsigned NOT NULL auto_increment, CIP access IP char NOT NULL, query query parameter C ...

DEDECMS database Structure table name: Dede_admin field description as follows: Table name: Dede_admin (ENGINE=MYISAM/CHARSET=GBK) Description: Administrator 6184.html > Data table field name description describes specific parameters Usertype Admin class float unsigned default ' 0 ', pwd password char () not NULL DEFAULT ...