data sharding

Mysql database/table sharding bitsCN.com Mysql database/table sharding Table Sharding is a good way to distribute database pressure. Table sharding refers to dividing a table structure into multiple tables, which can be stored in the same database or in different databases. Of course, you must first know under what c

----------------------------------------------------------------------------------- // A. Configure the database mydb and enable the shard use admindb. runcommand ({enablesharding: "mydb "})In this case, the database mydb is based on the shard replset3 (primary shard)After mydb is configured to enable sharding, the configuration information is stored in the databases set of the config database of the configuration server!// B. Set the set to be shard

I. OverviewTable sharding is a popular concept, especially in the case of large loads. Table sharding is a good way to distribute database pressure. First, you need to understand why Table sharding is required. What are the benefits of table sharding. Let's take a look at the SQL Execution Process in the next database:

This is related to mysql table sharding. my table has 230 fields (the content is not much, and there are less than 20 thousand records), which has a huge impact on the web browsing speed. Recently, we have considered table sharding, my understanding of table Sharding is to split many fields in a table into two or more tables. However, I see a lot of information o

Tags: style blog http using strong data for artThis paper focuses on the basic ideas of sharding and the theory of the segmentation strategy, about more detailed implementation strategies and reference examples please refer to my other blog post: Database sub-list (sharding) series (a) split implementation strategy and sample demonstrationFirst, the basic ideaThe

Transferred from:http://blog.csdn.net/bluishglc/article/details/6161475This paper mainly introduces the basic idea of sharding and the theory of slicing strategy. For more detailed implementation strategies and references please refer to my blog: Database sub-list (sharding) series (i) Split implementation strategy and demo sample DemoFirst, the basic ideaThe basic idea of

for sharding for any set. Assume that the test database is slidetest. Note: It looks a bit similar to the index definition, especially the unique key. When sharding is performed for an empty set, mongodb creates an index for each shard. You can directly link the parts and run getIndexs () for verification. You can log on to 3000 to view the information. Ii. Write to sharded Cluster Once the

Shardingamp; amp; HA-MySQLFabricWebinarReplay + Qamp; amp; A On 19th June 2014, mats Kindahl and I presented a free webinar on why and how you shoshould be using MySQL Fabric to add Sharding (scaling out reads writes) and High Availability to MySQL. the webinar replay is available here. this blog post uplodes a transcript of the questions raised during the live webinar together with the responses given-if you're questions aren' t answered already the

I. OverviewTable sharding is a popular concept, especially in the case of large loads. Table sharding is a good way to distribute database pressure. First, you need to understand why Table sharding is required. What are the benefits of table sharding. Let's take a look at the SQL Execution Process in the next database:

Mysql database/table sharding is a good way to distribute database pressure. Table sharding refers to dividing a table structure into multiple tables, which can be stored in the same database or in different databases. Of course, you must first know under what circumstances to split tables. I personally think that table sharding is required when the number of rec

that listens on 27019 ports MONGOs, as the access and management portal for the sharding cluster, listens on port 27017 MONGO slices, data shard node MONGO Replicaset, each data shard is a replicaset cluster that guarantees no single point and provides automatic failover capabilities Mongo Express, MongoDB's management dashboard Topology dia

What is database/table sharding technology I. Overview table sharding is a popular concept. Especially under heavy load, table sharding is a good way to distribute database pressure. First, you need to understand why Table sharding is required. What are the benefits of table shardi