I want to change the data type for one of my mysql database table column from bigint(20) to something like varchar(X), I'm not use what the X value should be. Please note that the column contains ...
What is the difference between the return values for these two expressions in MySQL: date('2011-01-01') cast('2011-01-01' AS DATE)
I've spent the most part of yesterday tracking down a strange bug in our PHP/MySQL application and the culprit seems to be a poor query. We have a table like ...
I have a column with char(16) data type and it was mistakenly set to char(16) actually it should be bit(1) because it contains only three distinct values as follows: 16 characters long string 10 ...
Does MySQL have any support for custom data types? For example, zip codes might be stored in a varchar(10) field, but they could be compacted in to an int, with options for blank, and a flag as to ...