New posts in varchar

What to do when you need integers larger than 20 digits on mysql?

Getting last 5 char of string with mysql query

Varchar(255) to Varchar(MAX)

Finding rows that don't contain numeric data in Oracle

How many characters in varchar(max)?

How will changing the mysql field type from INT to VARCHAR affect data previously stored as an INT

varchar Fields - Is a Power of Two More Efficient?

Is a VARCHAR(20000) valid in MySQL?

MySQL VARCHAR size?

Why does VARCHAR need length specification?

SQL unique varchar case sensitivity question

What are the optimum varchar sizes for MySQL?

Can I use VARCHAR as the PRIMARY KEY?

Postgres: Convert varchar to text

When increasing the size of VARCHAR column on a large table could there be any problems?

How to get the size of a varchar[n] field in one SQL statement?

PostgreSQL: ERROR: operator does not exist: integer = character varying

MySQL VARCHAR Lengths and UTF-8

How long should SQL email fields be? [duplicate]

Change PostgreSQL columns used in views