MySQL

MySQL Error: 1040 SQLSTATE: 08004 (ER_CON_COUNT_ERROR) If you get a too many connections error,Error: 1040 SQLSTATE: 08004 (ER_CON_COUNT_ERROR), when you

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What is Database

February 24, 2016February 24, 2016 Satya Prakash 0 Comments database, MySQL, mysql database, what is database, what is db

What is database? Database is an organized collection of information about an entity having controlled redundancy and serves multiple applications.

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MYSQL Partitioning : What is and HOW To ?

August 15, 2014March 29, 2016 eduguru 3 Comments fname VARCHAR(30), hired DATE NOT NULL DEFAULT '1970-01-01', How to mysql partition, job_code INT, learn mysql, lname VARCHAR(30), MySQL, mysql partition, MYSQL Partitioning : What is and HOW To ?, PARTITION p1 VALUES LESS THAN (1996), PARTITION p2 VALUES LESS THAN (2001), PARTITION p3 VALUES LESS THAN MAXVALUE ); This allows to speed up e.g.: Dropping old data by simple: ALTER TABLE employees DROP PARTITION p0; Database can speed up a query like this: SELECT COUNT(*) F, separated DATE NOT NULL DEFAULT '9999-12-31', store_id INT ) PARTITION BY RANGE ( YEAR(separated) ) ( PARTITION p0 VALUES LESS THAN (1991), The idea behind partitioning isn't to use multiple servers but to use multiple tables instead of one table. You can divide a table into many tables so that you can have old data in one sub table and n, What is mysql partition, you define how the data is partitioned. Simple example from the MySQL Documentation: CREATE TABLE employees ( id INT NOT NULL

The idea behind partitioning isn’t to use multiple servers but to use multiple tables instead of one table. You can

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What is the best way to reduce the size of ibdata in mysql?

August 10, 2014April 8, 2016 eduguru 0 Comments best way to reduce the size of ibdata in mysql, ibdata, innodb, learn mysql, MySQL, mysql innodb, mysql learn, mysql tutorial, reduce the size of innoDB tables, reducr size of innoDB, size of innoDB table, What is the best way to reduce the size of ibdata in mysql?

The busiest file in the InnoDB infrastructure is /var/lib/mysql/ibdata1 This file normally houses many classes of information (when innodb_file_per_table is 0) Table