Difference between Couchbase and PostgreSQL
1. Couchbase :
Couchbase Server is an open-source, distributed multi-model NoSQL document-oriented database software package that is optimized for interactive applications. It is also known as Membase. It was developed by Couchbase, Inc. and initially released in August 2010.
2. PostgreSQL :
PostgreSQL is a powerful, open-source Object-relational database system. It provides good performance with low maintenance efforts because of its high stability. It was the first DBMS that implemented multi-version concurrency control (MVCC) feature.
Difference between Couchbase and PostgreSQL :
|1.||Developed by Couchbase, Inc. and initially released on August 2011.||Developed by PostgreSQL Global Development Group on 1989.|
|2.||It is a JSON-based document store derived from CouchDB with a Memcached-compatible interface.||It is widely used open source RDBMS.|
|3.||Couchbase is written in C++, Erlang, C and Go languages.||PostgreSQL is written in C languages.|
|4.||The primary database model for Couchbase is Document Store.||The primary database model for PostgreSQL is Relational DBMS.|
|5.||It has Key-value store as Secondary database models.||It has Document store as Secondary database models.|
|6.||Server operating systems for Couchbase are Linux, OS X and Windows.||Server operating systems for PostgreSQL are FreeBSD, HP-UX, Linux, NetBSD, OpenBSD, OS X, Solaris, Unix and Windows.|
|8.||In Couchbase, partitioning can be done by Sharding.||In PostgreSQL, partitioning can be done by range, list and hash.|
|9.||It support two replication methods – Master-master replication and Master-slave replication.||It support only one replication methods – Master-master replication.|
|10.||It supports in-memory capabilities.||It does not supports in-memory capabilities.|
|11.||Couchbase does not provides the concept of Referential Integrity. Hence, no Foreign Keys.||PostgreSQL provides the concept of Referential Integrity and have Foreign keys.|
|12.||Couchbase supports Map Reduce method.||PostgreSQL does not supports Map Reduce method.|
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