PostgreSQL

►Introduction
  • Most Advanced Opensource ORDBMS
  • 1997 by University of California
  • Free source code and open std

►PSQL Features

  • ORDBMS
  • Complex SQL Queries, Multi user support, MVCC, Query optimization , Inheritance and arrays
  • SQL Support – SQL 99 ( or) SQL 3
  • Highly Extensible
  • User defined operations, functions, access methods and data types
  • Referential Integrity
  • Flexible API -Python, Perl , PHP , C, C++
  • Procedural Languages
  • Client Server
  • Write Ahead Logging (WAL)



Important link
Please click this link to view complete document – psql
Please click this link to view its video in Youtube –  http://www.youtube.com/watch?v=NwSddSr8zPA
By,
Manish Krishnan.

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