engine myisam

Process: 1. Get CSDN User database to import locally Trial EditPlus Open prompt memory is insufficient, no way, colleagues of Linux under the view of a bit, the basic format is as follows: User name # password # mailbox User name # password #

Create a few tables ~ simple explanation, tbl_post Blog table tbl_comment Comment table, tbl_user user table Tbl_tag Tag table run the following SQL directly. CREATE DATABASE/*!32312 IF not exists*/' yii '/*!40100 DEFAULT CHARACTER SET UTF8 */; Use

Process: 1. Obtain the csdn user database and import it locally After trying editplus for a trial, the system prompts that the memory is insufficient and there is no way to solve the problem. I checked it in my colleague's linux. The basic format is

Sharing the latest website creation (fiction site) (2) -- creating a database and a data table and creating a website -- The most important link in the backend of php development is to create a database and create a data table. because it has a

One of the most important aspects of the PHP development backend is the creation of a database and the creation of a data table, because he has a direct relationship with the entire project, so we first set up a few data tables for the back of the

InnoDB and MyISAM are the two most commonly used table types used by many people when using MySQL, each with its own pros and cons, depending on the specific application. The basic difference is that the MyISAM type does not support advanced

The leakage of CSDN user data seriously threatens the security of official users. Therefore, we hope to compare the user data of the two sites and filter out the overlapping users, notify the corresponding user to change the password in time to

MySQL Study -- MySQL stress testing tool mysqlslap, -- mysqlmysqlslapMySQL Study-MySQL stress testing tool mysqlslap1. Introduction to MysqlslapMysqlslap is a benchmark testing tool provided after MySQL5.1. It is similar to the Apache benchmark load

Phpyii Framework Study Notes 1: Getting started, what you need to know for the first time .. Create several tables ~ For a brief description, tbl_postblog table tbl_comment comment table. tbl_user table tbl_tag label table can directly run the

1 description (1) for the MyISAM table, if the auto-increment column is updated using UPDATE, if the column 20540 is repeated with the existing 20540, an error will occur. if the column is greater than the existing maximum 20540 ;, the

This article mainly introduces the PHP database building table-configuration file-error log method, has a certain reference value, now share to everyone, the need for friends can refer to Main: organizing Frames Build a database and build

MySQL table Partition MySQL table partitions are the same as database/table sharding to improve database throughput. Partitions are similar to table shards. A table shard logically divides a table with a large amount of data into multiple partitions,

Provides a variety of official and user-released code examples. For code reference, you are welcome to exchange and learn to enhance the Auth function and Auth structure. The detailed function code is manually implemented by TPer. // Role

1. Preface:I personally never wrote a blog post, as a programmer does not own a blog as a qualified programmer, so I think also to run a blog, do a small project, write this blog count to do this project a project note it! Now self-taught thinkphp,

Today I built a table with a column of timestamp type, and I meant that when the data was updated, the time of the field was automatically updated. Cruised is not very familiar with the value of this type, resulting in an error. Find that this field

One, partition operation 1. To change a table without partitions to a partitioned tableALTER TABLE trb3 PARTITION BY KEY(id) PARTITIONS 2;2. Deleting a partition# 删除所有分区, 同时数据丢失ALTER TABLE es2 REMOVE PARTITIONING;# 删除指定分区, 数据丢失ALTER TABLE tr DROP

MySQL database Advanced (i)--data integrity first, data integrity Introduction 1, Data integrity IntroductionData redundancy refers to the existence of some duplicate data in the database, data integrity refers to the data in the database can

MySQL table partitioning and sub-library tables are all designed to increase the throughput of the database. Partitions are similar to sub-tables, which logically divide a large amount of data into multiple tables, either horizontally or vertically.

?Directoryfirst, the Common Database optimization method: ???? 1second, improve efficiency, anti-three paradigms: ???? 1First Paradigm: ???? 1Second paradigm: ???? 1The third paradigm: ???? 1inverse three-paradigm design: ???? 2third, positioning

1. Description(1) For the MyISAM table, if you update the self-increment column with update, an error occurs if the column value repeats with the existing value, and if it is greater than the existing maximum, the auto_increment of the table is