but if it has to do with table locking you may try to convert your table to the InnoDB storage engine (it will take some time for large table). InnoDB support multi-versionning and row-level locking which may solve your problem.
MySQL uses metadata locking to manage access to objects (tables, triggers, and so forth). Sometimes that can be puzzling, as your query may block waiting on an object being manipulated by another connection from maybe another user. The Client Connections list was updated to take advantage of ...
importTable: Custom Data Transformations TheimportTableutility now supports applying arbitrary data transformations to imported data. Arbitrary SQL expressions can be specified in thedecodeColumnsoption, which is evaluated for each loaded row by the MySQL server. This allows for conversion, normalization a...
[mysqld] basedir=/usr/local/mysql datadir=/usr/local/mysql-data port = 3306 character-set-server=utf8 collation-server=utf8_general_ci socket = /tmp/mysql.sock skip-external-locking key_buffer_size = 384M max_allowed_packet = 1M table_open_cache = 512 sort_buffer_size = 2M read_...
There is a need to provide physical security like locking the server rooms and having security teams monitor every physical access to the server room. Physical hardware requires a lot of regular maintenance and there is a need to have a proper disaster recovery plan in place, like backing up ...
Here is a table comparing relational database management systems (RDBMS) with database management systems (DBMS). Relational Database Management System Pros and Cons Relational database management systems (RDBMS) are widely used in various industries due to their structured approach to data management...
1. InnoDB: A transaction-safe (ACID compliant) storage engine for MySQL that has commit, rollback, and crash-recovery capabilities to protect user data. InnoDB row-level locking (without escalation to coarser granularity locks) and Oracle-style consistent nonlocking reads increase multi-user concur...
What do I do if my ApsaraDB RDS instance is in the Locking state? How do I use the OPTIMIZE TABLE statement to release the tablespace of an ApsaraDB RDS for MySQL instance? What do I do if an ApsaraDB RDS for MySQL instance is in th...
Bug #90762what is the use case of LOCK INSTANCE FOR BACKUP Submitted:5 May 2018 8:23Modified:7 May 2018 15:38 Reporter:chen chen(OCA)Email Updates: Status:Not a BugImpact on me: None Category:MySQL ServerSeverity:S3 (Non-critical) ...
Re: What's the cause of table locking other than insert/update/delete?Posted by: He Ha Date: February 17, 2011 07:54PM Or after the system reboot, it make mysql insert/update/delete faster so it make less locking too?Navigate: Previous Message• Next Message Options: Reply• Quote...