Does MySQL have any aliasing capabilities for column/table names without specifying them in the query? For example, Let's pretend I have a very complex application talking to an equally complex schema that's been touched by many hands over the years.…
I have these tables here: and I want to query the store ID with the most purchases in a specific month (any month). I came up with this query: SELECT DISTINCT store_id FROM (SELECT store_id, purchase_date FROM purchase where purchase_date…
Hope this is an easy one... 8^) I was provided a complete WP site and DB by a client, and need to see what's in there, so I'm trying to run it using MAMP. I've worked with MAMP successfully before,…
I'm creating bookshop application. I'm quite freshmen in programing world. Whole application is created in react. My mission is to create modal component from existing "update" component. The main component is books where is an update button, I would like…
I've got a production database with a wp_options table reportedly totalling around 951,679,500,288 (900GB+) in total data length. However, when I export the database and examine it locally it only reports a small number of MB (usually 3-7MB). There are…
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I'm having performance issues with my Wordpress site, due to the number of registered users, the wp_usermeta table has almost 70 million rows. Users do not have access to modify their profile so I have thought about deleting the unnecessary…
I'm trying to connect my postgreSQL database to a node.js application but it keeps returning undefined whenever I try to log some of the data to the console using "node file_name". I have a table called "users" and I want…
I have a table where I want to add auto Incrementing Id which isn't there. The rows aren't sorted. I want to add ID column based on the lexicographical order of another column, As shown below: CURRENT TABLE AFTER ADDING…
I have to split a column in MySQL table on each occurrence of a pattern say ":" and "," into multiple rows. Here is how the column data looks :- Column_1 page1:message1,page2:message2,page3:message3,page4:message4 I want to show data like this :-…