I'm using MODIFY to change (shrink) a number of VARCHAR fields of various lengths in various tables. In each case, the field is called ip and is a textual representation of an IPv4 or IPv6 address. To ...
Does PostgreSQL have a variable character storage layer that optimizes storage space by automatic dedupe?
My application has a Product and a Purchased table. The Purchased table includes a full copy of the Product row at time of purchase, so that, even if a product name or description was changed, the ...
We have a 3rd party application of which we don't have the source code. This application executes queries on our database without using the "N" prefix before literal strings. It does this in inserts ...
I read the following answers in this forum: What is the performance impact of using CHAR vs VARCHAR on a fixed-size field? MySQL: Does the order of the fields in a table make a difference in ...