Tagged: SQL

Transaction Control Language

Transaction Control Language

Transaction Control Language These commands are used for controlling the state of the transaction they are fired from. Controlling a transaction includes capabilities of committing it, rolling back the changes, identifying the SAVEPOINTs to...

Data Manipulation Language

Data Manipulation Language

Data Manipulation Language (DML): Data Manipulation Language is a one of the Subset of SQL. These SQL commands are used to store, modify, and delete data from database tables. In this category we have...

Data Definition Language

Data Definition Language

Data Definition Language (DDL) Data Definition Language is a one of subset of SQL. These SQL commands or statements are used to create, modify, and drop the structure of database objects like table, view,...

Overview On Databases

Overview On Databases

Overview On Databases What is a Database? : A database is a systematic collection of data. Databases support storage and manipulation of data. Databases make data management easy. They do so through the use...

SQL Interview Questions and Answers

SQL Interview Questions and Answers

SQL Interview Questions and Answers Structured Query Language (SQL) developed by IBM in 1970s, It is used to communicate with Databases. Most of the Databases Management Systems like Oracle, Sybase, MS SQL Server, MySQL,...