…. There are people to tell you you just should use auto_increment_increment and auto_increment_offset and you would not have any conflicts, I would… silently out of sync. So back of our topic of auto_increment_increment and auto_increment_offset – besides being able to avoid some problems they can…
Post: Conflict Avoidance with auto_increment_increment and auto_increment_offset
January 12, 2011 By 2 Comments
Comment: Conflict Avoidance with auto_increment_increment and auto_increment_offset
November 1, 2011 By 2 Comments
I think is better use auto_increment_increment , auto_increment_offset. auto_increment_increment = 2 // number of masters auto_increment_offset = 2 // id of master example if have 3 servers for …,7,10,etc.. auto_increment_increment = 3 auto_increment_offset = 1 for server 2, this server generate ids 2,5,8,11,etc.. auto_increment_increment = 3 auto_increment_offset = 2 for…
Post: Find where your data is replicated, win a Percona Live ticket
October 21, 2011 By Leave a Comment
… status 0 seconds behind, running, no errors Slave mode STRICT Auto-increment increment 1, offset 1 InnoDB version 1.0.6-unknown +- [redacted].compute… status 0 seconds behind, running, no errors Slave mode STRICT Auto-increment increment 1, offset 1 InnoDB version 1.0.6-unknown +- [redacted].compute…
Post: Ultimate MySQL variable and status reference list
January 8, 2011 By 4 Comments
… Aborted_connectsblogpercona.commanual allow_suspicious_udfsblogpercona.commanual ansiblogpercona.commanual auto_increment_incrementblogpercona.commanual auto_increment_offsetblogpercona.commanual autocommitblogpercona.commanual automatic_sp_privilegesblogpercona.commanual back….commanual Sort_scanblogpercona.commanual sporadic_binlog_dump_failblogpercona.commanual sql_auto_is_nullblogpercona.commanual sql_big_selectsblogpercona.commanual sql_big_tablesblogpercona…
Comment: Four ways to optimize paginated displays
November 18, 2010 By 27 Comments
… just calculated column “rank” and narrow down the result with $offset and $limit: # create a temporary table with all elements and… for a fast lookup ALTER TABLE _tmp ADD OFFSET INT UNSIGNED PRIMARY KEY AUTO_INCREMENT, DROP INDEX SORT, ORDER BY rank; # scan the… join to get real data SELECT id FROM _tmp WHERE OFFSET >= $offset ORDER BY OFFSET LIMIT $limit; Robert
Comment: MySQL Server Memory Usage
December 20, 2012 By 21 Comments
…=mysql,test #replicate_do_db=crmdb #replicate_do_db=newcrmdb #auto-increment-increment = 3 #auto-increment-offset = 1 #log-slave-updates skip_name_resolve #master-host…
Post: Connecting orphaned .ibd files
May 13, 2011 By 19 Comments
… later versions the ‘new’ checksum of the page */ FIL_PAGE_OFFSET 4 ordinal page number from start of space FIL_PAGE_PREV 4 offset of previous page in key order FIL_PAGE_NEXT 4 offset of next page in key…: mysql>CREATE TABLE actor ( actor_id SMALLINT UNSIGNED NOT NULL AUTO_INCREMENT, first_name VARCHAR(45) NOT NULL, last_name VARCHAR(45…
Comment: Product to try: MySQL/MariaDB-Galera 0.8
June 13, 2011 By 34 Comments
… proper packaging and default configuration should solve many questions. – For auto_increment: I did not research much yet, but I see that…_mode=2 and tries to manage innodb_autoinc_lock_mode / auto_increment_offset – For deadlocks: I definitely expect bigger rate of deadlock when…
Post: Using delayed JOIN to optimize count(*) and LIMIT queries
April 6, 2007 By 22 Comments
… limit before throwing them away which makes queries with high offset values very expensive. To get better performance you can “Help…`,`val`) ) CREATE TABLE `dim` ( `id` int(10) unsigned NOT NULL auto_increment, `pad` varchar(100) NOT NULL, PRIMARY KEY (`id`) ) mysql> select…
