SQL
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Comprehensive Application Development.
Management Ease.
Open Source Freedom and 24 x 7 Support.
Lowest Total Cost of Ownership.
MS SQL Server
MS SQL Server is a Relational Database Management System developed by Microsoft Inc.
Its primary query languages are:
T-SQL
ANSI SQL
History
1987 - Sybase releases SQL Server for UNIX.
1988 - Microsoft, Sybase, and Aston-Tate port SQL Server to OS/2.
1989 - Microsoft, Sybase, and Aston-Tate release SQL Server 1.0 for OS/2.
1990 - SQL Server 1.1 is released with support for Windows 3.0 clients.
Aston - Tate drops out of SQL Server development.
2000 - Microsoft releases SQL Server 2000.
2001 - Microsoft releases XML for SQL Server Web Release 1 (download).
2002 - Microsoft releases SQLXML 2.0 (renamed from XML for SQL Server).
2002 - Microsoft releases SQLXML 3.0.
2005 - Microsoft releases SQL Server 2005 on November 7th, 2005.
Features
High Performance
High Availability
Database mirroring
Database snapshots
CLR
integration
Service Broker
DDL triggers
Ranking functions
Row version-based isolation levels
XML integration
SQL
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TRY...CATCH
Database Mail
ORACLE
It is a very large multi-user based database management system. Oracle is a relational
database management system developed by 'Oracle Corporation'.
Oracle works to efficiently manage its resources, a database of information among the
multiple clients requesting and sending data in the network.
It is an excellent database server choice for client/server computing. Oracle supports all
major operating systems for both clients and servers, including MSDOS, NetWare,
UnixWare, OS/2 and most UNIX flavors.
History
Oracle began in 1977 and celebrating its 32 wonderful years in the industry (from 1977 to
2009).
1977 - Larry Ellison, Bob Miner and Ed Oates founded Software Development
Laboratories to undertake development work.
1979 - Version 2.0 of Oracle was released and it became first commercial relational
database and first SQL database. The company changed its name to Relational
Software Inc. (RSI).
1981 - RSI started developing tools for Oracle.
1982 - RSI was renamed to Oracle Corporation.
1983 - Oracle released version 3.0, rewritten in C language and ran on multiple
platforms.
1984 - Oracle version 4.0 was released. It contained features like concurrency
control - multi-version read consistency, etc.
1985 - Oracle version 4.0 was released. It contained features like concurrency
control - multi-version read consistency, etc.
2007 - Oracle released Oracle11g. The new version focused on better partitioning,
easy migration, etc.
Features
Concurrency
Read Consistency
Locking Mechanisms
Quiesce Database
Portability
Self-managing database
SQL*Plus