substr oracle karakter awal angka 0 atau 1

Fungsi substr pada Oracle untuk karakter awal angka 0 apa 1 ?

q> Kutipan dari sumber

The parameter startPosition and the optional parameter lengthOfString are both integer expressions. The first character or bit has a startPosition of 1. If you specify 0, Derby assumes that you mean 1.

 

Sumber ::
http://docs.oracle.com/javadb/10.8.2.2/ref/rrefsqlj93082.html

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saifiahmada

Begin a big Process with a bit trying

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