The Index You’ve Added is Useless. Why?

Recently, at the office: Bob: I've looked into that slow query you've told me about yesterday, Alice. I've added the indexes you wanted. Everything should be fine now Alice: Thanks Bob. I'll quickly check ... Nope Bob, still slow, it didn't seem to work Bob: You're right Alice! It looks like Oracle isn't picking up … Continue reading The Index You’ve Added is Useless. Why?

Faster SQL Pagination with jOOQ Using the Seek Method

Last week, I have blogged about why it is important to stay in control of your SQL, as writing good SQL helps keeping your operations costs down. This is true in many ways and today, we're going to look into another way to write good, high-performing SQL: Using the "Seek Method". Slow OFFSET In order … Continue reading Faster SQL Pagination with jOOQ Using the Seek Method