Omesh questions

Omesh answers

• How do I use group by on one column which is having many entries?
• Date field not sorting correctly in sql
• regular expression in mysql query
• ORDER BY % which is calculated inside original while loop
• How to use WHERE for custom field (alias)?
• MYSQL order by time am/pm
• Select values from a column based on priority
• MySQL sorting by 3 columns or UNION them
• GROUP BY vs INSERT IGNORE
• How do I create a partition for every month of the current year