Answered Questions

  • What is a cursor ? Why Cursor is required ?

     Cursor is a named private SQL area from where information can be accessed. Cursors  are  required  to  process rows individually for queries returning multiple rows.

    Rounak037

    • Jan 22nd, 2020

    Cursor is used when the user needed to update record in a single or in row buy row manner in a database table, Cursor is required to process rows individually for queries returning multiple rows.
    Basically cursor are two types:
    1. Implicit Cursor.
    2. Explicit Cursor.