Tag Archives: fresher sql interview question and answers

MySql Interview Questions and Answers – Part 9

81 What are indexes? What are B-Trees? Index makes your search faster. So defining indexes to your database will make your search faster.Most of the indexing fundamentals use “B-Tree” or “Balanced-Tree” principle. It’s not a principle that is something is created by SQL Server or ORACLE but is a mathematical derived fundamental.In order that “B-tree”


MySql Interview Questions and Answers – Part 8

71 Can you explain the SELECT INTO Statement? SELECT INTO statement is used mostly to create backups. The below SQL backsup the Employee table in to the EmployeeBackUp table. One point to be noted is that the structure of pcdsEmployeeBackup and pcdsEmployee table should be same. SELECT * INTO pcdsEmployeeBackup FROM pcdsEmployee 72 What is


  • Email Subscription

    Sign-up for our email newsletter and get free job alerts, current affairs and GK updates regularly.

    Subscribe Here

  • Twitter Followers

    1465 people follow tut2learn
    KShabbirahamad KShabbir keteleigh keteleig lotus_value lotus_va GrayHairNoMore GrayHair masterdheen masterdh uyog_olipapar56 uyog_oli
Popup Dialog Box Powered By : XYZScripts.com
  • RSS
  • Facebook
  • Google+
  • Twitter