MySQL architecture and various file types1. mysql Architecture
Composed of databases and database instances, it is a single-site multi-thread architecture.
Database: a collection of physical operating system files or other files. In mysql, database
Database: a collection of physical operating system files or other files. database files can be files ending with frm, myd, myi, or ibd. When using the ndb storage engine, it is not an OS file, but a file stored in the memory.
MySql
MySQL ArchitectureConsists of a database and a database instance, which is a single entry multithreaded architecture.Database: A collection of physical operating system files or other files that can be files ending with frm, myd, Myi, IBD, and so on.
A. Numeric type
MySQL supports numeric types in all standard SQL, including strict data types (integer,smallint,decimal,numberic), and approximate numeric data types (float,real,double presision). And on this basis to expand.
After the expansion,
1,mysql ArchitectureConsists of a database and a database instance, which is a single entry multithreaded architecture.Database: A collection of physical operating system files or other files, in MySQL, the database file can be frm, myd, Myi, IBD
For details about the event types in MySQL binlog, mysqlbinlog
All operations recorded by MySQL binlog actually have corresponding event types. For example, DML operations in STATEMENT format correspond to QUERY_EVENT types, while DML operations in
MySQL常用指令,java,php程序员,数据库工程师必备。程序员小冰常用资料整理MySQL common commands (for reference)The most common display commands are:1. Display the list of databases.show databases;2. Display the data table in the library:Use MySQL;Show tables;3, display the
MySQL database programs that can run on a local version of Windows have been available from MySQL AB since version 3.21, and the daily download percentage of MySQL is very large. This section describes the process of installing MySQL on Windows. The
Apache + Mysql + PHP reproduced from: http://blog.csdn.net/buutterfly/article/details/5630203
DedeCMS deployment -- how to deploy Apache + Mysql + PHP (LAMP )?1. Linux OS:
Linux OS: Red Hat Enterprise Linux AS release 4 (Nahant Update 6)
2.
MySQL database programs that can run in the local windows version can be obtained from MySQL AB since MYSQL 3.21, and the percentage of MySQL downloads per day is very large. this section describes how to install MySQL on windows. the installer is
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.