I am saving company information in a database. There is a single table with an auto-incrementing key that is unique to each company. There are separate tables for emails, websites, phone numbers, and ...
I have a table with 25 million records and 10 columns on which I am trying to create indexes. According to the following documentation no table copy should occur but when I monitor disk usage it is ...
From the docs: If a duplicate-key error occurs, a shared lock on the duplicate index record is set. This use of a shared lock can result in deadlock should there be multiple sessions trying to ...