Friday, 29 April 2016

What is SQL?

A language for accessing databases

SQL stands for Structured Query Language
SQL lets you access and manipulate databases
SQL is an ANSI (American National Standards Institute) standard


What is SQL?

SQL stands for Structured Query Language
SQL lets you access and manipulate databases
SQL is an ANSI (American National Standards Institute) standard

What Can SQL do?

SQL can execute queries against a database
SQL can retrieve data from a database
SQL can insert records in a database
SQL can update records in a database
SQL can delete records from a database
SQL can create new databases
SQL can create new tables in a database
SQL can create stored procedures in a database
SQL can create views in a database
SQL can set permissions on tables, procedures, and views


at
Labels: ,

No comments:

Post a Comment

Subscribe to: Post Comments (Atom)

remove a property from a JavaScript object?

remove a property from a JavaScript object? delete myObject.regex; // or, delete myObject['regex']; // or, var prop = ...

  • php function with example
    php functions with example A user defined function declaration starts with the word "function": Syntax function functionName() ...
  • What does “use strict” do in JavaScript?
    What does “use strict” do in JavaScript? Strict Mode is a new feature in ECMAScript 5 that allows you to place a program, or a functi...
  • php loops with example
    php loops with example In PHP, we have the following looping statements: while - loops through a block of code as long as the specified co...