Meherzad questions

Meherzad answers

• How to select rows where a combination of 2 columns is the same
• Query rows as columns ( MySQL)
• mysql : how to group multiple row into one row
• Why does 'on update CURRENT_TIMESTAMP' doesn't update when same data is updated?
• How to auto increment by 2 for a particular table in mysql
• database table not being created
• Find longest matching ngrams in MySQL
• Get the metadata for prepared statement in java with MySql DB
• Insert multiple rows, most of them constant
• Find intersections between rows and timestamps in a mysql db