Multi Relational Database

Cassandra is a mixed relational database, similar to Google's bigtable. Its main function is richer than the dynomite (distributed Key-value Storage System), but the support degree is inferior to the document storage MongoDB (the open source product between the relational database and the non relational database, the relational database has the richest function, most resembles the relational database. The supported data structure is very loose and is a JSON-like Bjson format, so you can store more complex data types. ) Cassa ...

With the rise of internet web2.0 websites, the relational database has become a very hot new field, the development of the non relational database products is very rapid. 　　But the traditional relational database in dealing with web2.0 website, especially the super large-scale and high concurrent SNS type web2.0 pure dynamic website already appeared to be powerless, has exposed many insurmountable problems, for example: 1, high configured--to the database higher concurrent reads and writes the demand WEB2.0 website to be based on user personalized information to generate real-time dynamic ...

As a software developer or DBA, one of the essential tasks is to deal with databases, such as MS SQL Server, MySQL, Oracle, PostgreSQL, MongoDB, and so on. As we all know, MySQL is currently the most widely used and the best free open source database, in addition, there are some you do not know or useless but excellent open source database, such as PostgreSQL, MongoDB, HBase, Cassandra, Couchba ...

The concept of blockchain to technology has been around for a long time, but with the heat of the past two years, it has gradually become known by the market and many technicians.

After more than eight years of practice, from Taobao's collection business to today to support all of Alipay's core business, and in the annual "Double Eleven Singles Day" continue to create a world record for the transaction database peak processing capacity.

Cego 2.1http://www.aliyun.com/zixun/aggregation/37104.html ">0.12 This version has fixed changes in aggregation queries and client configuration file formats. Cego is a relational and transactional database system and supports SQL query language. The current version contains the most common database functions for basic table operations and data retrieval. It also supports indexes, foreign keys, views and stored procedures, and so on. The following 2.0 versions will be ...

Cego is a relational and transactional database system that supports SQL query language. The current version contains the most common database functions for basic table operations and data retrieval. It also supports indexes, foreign keys, views and stored procedures, and so on. Subsequent versions 2.0 and above will support the concept of multi-node databases and send log files for automated database application failover. Cego 2.12.7 This version of the query and foreign key handling for special outer joins. Software Information: http://www.lemke-it.com/...

Cego 2.11.1 This version fixes some small concepts for the new role. Cego is a relational and transactional database system and supports SQL query language. The current version contains the most common database functions for basic table operations and data retrieval. It also supports indexes, foreign keys, views and stored procedures, and so on. Subsequent versions 2.0 and above will support the concept of multi-node databases and send log files for automated database application failover. Download Address: http://www.lemke-it.com/cego-2.11 ...

Cego is a relational and transactional database system and supports SQL query language. The current version contains the most common database functions for basic table operations and data retrieval. It also supports indexes, foreign keys, views and stored procedures, and so on. Subsequent versions 2.0 and above will support the concept of multi-node databases and send log files for automated database application failover. Cego version 2.11.3 adds minor bug fixes and performance improvements. Software information: http://www.lemke-it.com/Download Address: ...

Cego 2.10.10 This version of the script installed makefile is repaired. Lock configuration parameters. Repair the SetCount function. Cego is a relational and transactional database system and supports SQL query language. The current version contains the most common database functions for basic table operations and data retrieval. It also supports indexes, foreign keys, views and stored procedures, and so on. Subsequent versions 2.0 and above will support the concept of multi-node databases and send log files for automated database application failover. Download Address: http://...