LATEST POSTGRES APP VERSION SOFTWARE

It was released in 2008 and reached its end of life in 2007 it’s feature are: Localization: Provides support for different character sets to support text in all kinds of languages.PL/Python: Users can now write the function in the Python programming language.It was released in 2005 and reached its end of life in 2007 it’s feature are: WAL: Write ahead log is a kind of logging mechanism which writes everything before the actual action like insert, update, delete, etc., which users can use for any purpose like real-time database replication, master-slave replication, etc.It was released in 2001 and reached its end of life in 2006 it’s feature are: SQL Joins: Joins were introduced in Postgres for fetching data from more than one table in a more efficient manner than sub-query.Foreign Keys: It is used to maintain a relationship between more than one table in a database.It was released in 2000 and reached its end of life in 2004 it’s feature are: Temporary Table: It’s a short-lived table that exists for the duration of a database transaction or session.It helps to keep multiple simultaneous transactions isolated from each other. MVCC: Multiversion concurrency control is a kind of main techniques through which Postgres implement transactions.It was released in 1999 and reached its end of life in 2004 it’s feature are: Rules: It allows us to define additional commands when inserted, update, and delete in a table.Views: It acts as a virtual table that represents data of one or more underlying tables through a bunch of SQL statements.It was also released in 1998 and reached its end of life in 2003 it’s feature are: PL/pgTCL: It is a procedural language through which users can create a database procedure.SQL Sub-select: Now, users can use the nested select query to fetch its record from more than one table in a single round-trip to the database.This version was released in 1998 and reached its end of life in 2003 it’s features are: Triggers are the special user-defined function invoked automatically by the database on any particular event like insert, update, or delete in a row of a particular table. Triggers: Triggers are the most useful feature which DB administrators can use.

LATEST POSTGRES APP VERSION SOFTWARE

JDBC Interface: Implementation of JDBC Specification for Java Programming Language so that Java Programmer can use Postgres in its software more efficiently.

This version was also released in 1997, just after 4 months with the previous version it’s features are:

Money Data Type: It is used to store money in a database with fixed precision.

Sequences: The sequence is a special type of data used to create identifiers in the database, which can be mainly used as a primary key in a table.

This version was released in 1997 which supports features like:

PG_Dumpall: It is a utility that is included in Postgres installation whose major purposes are to take a dump of all the database in a cluster in a script file as a SQL which later can be used to restore the database.

There is various limitation on a unique index like multiple table rows with equal indexed values null values are not allowed. When a unique index is created in Postgres, what Postgres internally does is create a B-Tree where all the data pointer is kept, used to search data efficiently. Postgres automatically maintains a unique index for every row in a table, either with its unique constraint or primary key.

Unique Index: This is the most widely used feature in every SQL database even today using this feature, the user can fetch data from the database more quickly than a normal SQL query.This was the first public release version for Postgres, which includes numerous feature like:

Latest postgres app version