Ubiq, Author at Ubiq Database Blog

How to Convert String Case in PostgreSQL

Sometimes you may need to convert lowercase to uppercase or uppercase to lowercase. Here is how to convert case of string in PostgreSQL

You can easily concatenate columns & strings in PostgreSQL. Here is how to concatenate strings in PostgreSQL.

MySQL allows you to remove NOT NULL constraint in MySQL. Here is how to remove NOT NULL constraint in MySQL.

Redshift does not allow you to drop not null constraint for columns. Here is how to remove Not Null Constraint in Redshift

Sometimes you may need to remove default value in MySQL column. Here is how to remove default value of column in MySQL

Sometimes you need to round timestamp to hour, minute, day, seconds, month. Here is how to round timestamp in MySQL

Sometimes you may need to change values of multiple columns in PostgreSQL. Here is how to update multiple columns in PostgreSQL

Sometimes you may need to change a table name in MySQL. Here is how to rename table in MySQL.

PostgreSQL allows you to compare arrays using operators. Here is how to compare arrays in PostgreSQL.