Delete Orphaned Meta Data in WordPress

Delete Post Meta Data

Sometimes while developing a new plugin you have to do lots of database work including creating posts, editing posts, and deleting posts. All of these actions affect the post meta data table and if you aren’t careful with how to manage the post meta data you’ll have thousands and thousands of rows of data. By deleting orphaned post meta data (meta data belonging to posts which no longer exist) you immediately remove thousands of records that weren’t doing anything.

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PHP MySQL Interview Questions

I’ve been interviewed by many companies for PHP development positions, every company has a slightly different interview process, but there seems to be a lot of commonalities among them. I’ve outlined below the main areas that companies look for knowledge in, and some questions/answers you may get asked. At the end of the day you will not be able to entirely fake your way through a good interview, but I thought this would be a huge help for newer or mid level developers going into an interview. So given below are some PHP MySQL Interview Questions to help you out there.

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