Sure, it just means that the processing is done in a batch job at the end of the... | Hacker News

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		bouncycastle on June 13, 2020 \| parent \| context \| favorite \| on: HSBC moves from 65 relational databases into one g... Sure, it just means that the processing is done in a batch job at the end of the day. However, it doesn't mean that the batch jobs don't use a database. There's probably something like db2 on the mainframe, possibly even COBOL or RPG

sohamsankaran on June 13, 2020 [–]

Yep, it's pretty clear they use IBM db2 on z/OS internally for some applications. Here's an example job posting: https://webcache.googleusercontent.com/search?q=cache:Aqb9oU...

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