Tag: SQL
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Gathering database performance with WP-CLI
Recently at work, my team was asked to help gather data about database server performance before and after an upgrade. To help with this, we collected a number of heavy database pages on some WordPress sites, dumped every query running to generate the page, and grabbed them to profile. I whipped up this quick and…
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Quick Tip: Get Size of Revisions in WordPress
One thing that you might not think of when watching the size of a large WordPress site grow, is unnecessary data in the database. With the introduction of the block editor years ago, there has been a large increase in the number of revisions a post makes when being edited. This can create a lot…
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Getting WordPress Database Size via WP-CLI
One WP-CLI command that I’ve found handy is this db-size command. It allows you to output a site’s registered database tables along with the data and index size in any format that WP-CLI natively supports, with multiple sort options: Here’s some example output from one of my test sites: Enjoy!
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Quick Tip: Export WordPress SQL output via WP-CLI
If for some reason you can’t run wp db query, but need to export SQL output to a CSV or other file, then have a look at this small WP-CLI command I whipped up that should allow this: I’d add an example here, but I don’t have any right now that I can share 😐…
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Converting CSV to SQL
I was recently working on an issue that required me to dig through gigabytes of CSV files to look for patterns and data points. I had no intention of bringing all of this data in to Excel, because there’s not enough RAM on earth for that to work. Instead I thought it would be easier…
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Finding Duplicate WordPress Post Meta
Have you ever accidentally saved the same post meta to a post in WordPress, and ended up with a duplicate? Of course, you could go through each post and check the meta, check for duplicates, and delete any of them but… I think I’ve figured out a beast of an SQL query that will give…