Create Search Application For The Database....

hello friends…

i want to create a search application in my which a search field is there.if user fill any word/thing in the search field and submit then after search this word/thing from the database and display in the the search field page.

here search data search from the database not from the individual table .

if any method for create this application,please suggest me which is appreciated me.


please anyone?

But my favorite is Google Custom Search Engine. :)