Hi, Leonidas,

Included are 4 types of trig queries.

Trig1. 
    Select Quotes whose Symbol is INTC ( Intel )

Trig2.
    Select Quotes that changes more than 1% 

Trig3.
    Inform me if INTC quotes changes more than 1%

Trig4.
    Report Computer Industry companies' Quotes and Profile.
    ( Join by Symbol )