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Understanding Cursors in Oracle SQL by Selvaraj V is a document available to read on EtoBox.

1) Cursors allow programmers to retrieve and process data from database tables one row at a time. There are two types of cursors: implicit cursors which are used for queries returning a single row, and explicit cursors which are used for queries returning multiple rows. 2) Explicit cursors must be declared, opened, have records fetched from them one by one, and then closed. They provide more programmatic control over processing query results. 3) Cursor attributes like %FOUND, %NOTFOUND and %ROWCOUNT can

Author

Selvaraj V

Language

EN