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Semelhante a MySQL Scaling Presentation (20)
MySQL Scaling Presentation
- 31. To speed up INSERT operations that require multiple statements, LOCK your tables
- 70. VARCHAR(N) = X + 1 byte. X = Number of actual characters in string.
- 71. N & X = 1 Byte. Unless using utf8 or a multi-byte format
- 78. When creating a temp table, it allocates the greatest size of data (255)
- 94. Stores first as 768 Bytes, and then increments into 16k data pages per row per TEXT/BLOB field
- 140. Size in bytes of the memory buffer InnoDB uses to cache data and indexes.
- 161. mysqlslap -u root -concurrency=10000 -iterations=5 -number-of-queries=10000 -query=”SELECT name FROM city WHERE city_id=12”
- 180. The Most Important Lesson This part is absolutely important that you get. It's time to wake up.
- 183. Links Flickr - Scaling MySQL http://www.scribd.com/doc/21593/Scaling-PHPMySQL Very Basic PHP & MySQL: http://www.cs.gsu.edu/~stefan/teaching/csc-6370/notes/phpmysql.pdf JPIPES! http://jpipes.com/presentations/joinfu/joinfu_part_one.pdf http://jpipes.com/presentations/joinfu/joinfu_part_two.pdf http://jpipes.com/presentations/dqm/legend_drunken_query_master.pdf EXPLAIN: http://www.percona.com/files//presentations/EXPLAIN_demystified.pdf Query Optimization: http://www.percona.com/files//presentations/Zurich2007-QueryOptimization.pdf Server Settings Tuning: http://www.percona.com/files//presentations/UC2007-MySQL-Server-Settings-Tuning.pdf http://www.flupps.org/mysql/MySQL_Microscope.ppt http://dev.mysql.com/doc/refman/5.0/en/working-with-null.html http://www.devshed.com/c/a/MySQL/MySQL-Server-Tuning-Tips-and-Tricks/ http://www.planetmysql.org/