June 19, 2013

Post: AUTO_INCREMENT and MERGE TABLES

… stores auto_increment value (and of course does it without any warnings) Neither setting auto_increment value for underlying MyISAM tables works: mysql> alter table a1 auto_increment=100; Query OK, 1 row affected (0.00 sec) Records: 1 Duplicates: 0 Warnings: 0 mysql> alter

Post: Ultimate MySQL variable and status reference list

auto_increment_incrementblogpercona.commanual auto_increment

Post: Hacking to make ALTER TABLE online for certain changes

… you want to remove auto_increment from 100G table. No matter if it’s InnoDB or MyISAM, you’d usually ALTER TABLE `huge_table… the InnoDB auto-inc scalability issue with MySQL 5.0 and older versions, employing other techniques to maintain the PK auto incremental becomes more…

Post: MySQL Users Conference - Innodb

… UNIQUE indexes built by sorting in case of ALTER TABLE (the big Gotcha for MyISAM tables). Are there any plans to be… bunch of others due to statement level MySQL Replication which among other requirements, needs all auto-increment values in multiple value insert to… In MySQL 5.1+ it is also possible to fix this problem for cases when number of rows in auto-increment batch insert…

Post: InnoDB Full-text Search in MySQL 5.6 (part 1)

myisam.frm -rw-rw—-. 1 mysql mysql 155011048 Feb 19 17:17 dir_test_myisam.MYD -rw-rw—-. 1 mysql mysql…create one, the following warning is generated: mysql> alter table dir_test_innodb ADD FULLTEXT KEY…: mysql> CREATE TABLE dir_test_innodb4 (fts_doc_id BIGINT UNSIGNED NOT NULL AUTO_INCREMENT

Post: High-Performance Click Analysis with MySQL

… repairing huge MyISAM tables and taking downtime, I would not use MyISAM for anything …day, ad).  Don’t use an auto-increment primary key, and don’t put ad…save you from the downtime caused by ALTER TABLE — a typical reason to think… either using MySQL 5.1′s row-based replication, or in MySQL 5.0 …