what is mysql innodb

Troubleshooting of data file creation failure in mysql innodb/etc/my. cnf configuration www.2cto.com [mysqld] datadir =/var/lib/mysqlsocket =/var/lib/mysql. sockuser = mysql # Default to using old password format for compatibility with mysql 3.x#

MySQL InnoDB shared tablespace and independent tablespace MySQL is always used to be compared with Oracle databases. When learning the storage structure of MySQL InnoDB, it is inevitable to compare it with Oracle. Oracle Data Storage includes

Principle test of MySQL InnoDB Engine lock How does MySQL INNODB Engine lock work? Let's test it. Mysql> select version (); + ----------- +| VERSION () |+ ----------- +| 5.5.20 |+ ----------- +1 row in set (0.00 sec) Create table test(A INT (5 ),B

MySQL innoDB redo log file I have been confused about the difference between bin log and innodb log files in mysql. I have been wondering in my mind that the binlog log file can be used for Database log backup and recovery, why is there an

About the locks in the MySQL InnoDB Storage Engine Recently, I encountered many lock problems. After solving these problems, I carefully read the books about locks and sorted them out as follows: 1. Lock type The Innodb Storage engine implements the

MySQL innoDB Storage engine Learning Master thread has the highest priority in the county. it consists of several loops: Main loop, background loop, flush loop, and suspend loop ). The master thread switches between loop, background loop, flush loop,

What is the restoration method for MySQL InnoDB table structure? The following describes in detail the restoration steps of the MySQL InnoDB table structure. If you are interested in this, take a look. MySQL InnoDB Table Structure

[MySQL] InnoDB logical storage structure bitsCN.com [MySQL] InnoDB logical storage structure The table in the InnoDB storage engine is very similar to the index organization table in Oracle. each table must have a primary key. if the table is

MySQL InnoDB table-Basic BTree Data Structure MySQL InnoDB table is an index organization table. This should be the first thing that anyone who learns MySQL will learn. This means that the data in this table is stored in the primary key order, that

For MySQL InnoDB table Two-level index whether to join the primary key, summarized as follows: 1 for the MySQL InnoDB table two level index whether to join the primary key, the official also has the explicit explanation, recommends that the

It is always customary to compare with Oracle database when learning MySQL. When learning the storage structure of MySQL InnoDB, it is also unavoidable to compare with Oracle. Oracle's data storage is table space, segments, blocks, chunks, data

MySQL INNODB Transaction ISOLATION level dirty read, repeatable read, Phantom readThe level of isolation for MySQL InnoDB transactions is level four, which is "repeatable read" by default (Repeatable Read).· READ UNCOMMITTED (readuncommitted).

MySQL InnoDB table-Basic BTree data structure, innodb-btree MySQL InnoDB table is an index organization table. This should be the first thing that anyone who learns MySQL will learn. This means that the data in this table is stored in the primary

Mysql innodb exception repair experience and innodb experience A set of mysql databases for testing. mysql 5.1.71 in centos6 is used by default. Later I wanted to try Percona server 5.7, because this library does not have any important data.

[MySQL] InnoDB row format analysis bitsCN.com [MySQL] InnoDB row format analysisLike most row-based databases, InnoDB stores records in the row format. It provides two formats: Compact and Redundant.CompactThe Compact format is introduced only when

Principle test of mysql INNODB Engine lock How does mysql INNODB Engine lock work? Let's test it. Mysql> select version ();+ ----------- + | VERSION () | + ----------- + | 5.5.20 | + ----------- + 1 row in set (0.00 sec) Create table test ( A INT (5

I have nothing to do with MVCC. I have read a bunch of Chinese on the Internet, and each statement is different. I searched on google and found that there is a description in the MySQL User Guide. I 'd like to translate the original text for

Mysql INNODB Engine lock principle test, mysqlinnodb engine lock How does mysql INNODB Engine lock work? Let's test it. Mysql> select version ();+ ----------- + | VERSION () | + ----------- + | 5.5.20 | + ----------- + 1 row in set (0.00

The source of this article: http://www.cnblogs.com/wy123/p/7259866.html(It is not the original works right to retain the source, I my book still far to reach, just to link to the original text, because the following may exist some errors to amend or

Http://dev.mysql.com/doc/refman/5.6/en/innodb-auto-increment-handling.html Mysql/innodb processing auto_increment_1 auto_increment Handling in InnoDB The table that is used below CREATE TABLE people (person_id BIGINT not NULL auto_increment,