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mysql functions

Sort Query By Length of String

December 19, 2018 mike MySQL

We’ll be using the MySQL built-in function char_length to demonstrate how to filter and sort based on a size of a columns width in characters.

String Concatenation Using concat Function

December 5, 2018 mike MySQL

Unlike SQL Server, String concatenation works using a function. It’s a simple function that you pass comma separated values into in the order you want

coalesce Function Handy for Outer Joins and Nulls

November 22, 2017 mike MySQL

The built-in function coalesce in MySQL is great for outer joins where the return or expected answer can be null. Coalesce can be used anytime

Parsing Date/Time From String

May 16, 2017 mike MySQL

This below would parse the string, in the specified format into a valid date time object. STR_TO_DATE only works when the date mask is valid

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