Posts by Helder Castro • 19 points

• -2

  votes

  3

  answers

  681

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  A: SQL-Select To calculate seller commission

  Good morning, is missing the GROUP BY clause in the query so it is giving error. Every time you make a Count or Sum grouping you should use a GROUP BY. See how it should look. SELECT…

  sql

  answered 5 years, 5 months ago Helder Castro 19

• 2

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  2

  answers

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  Q: How to return a "not found" feature in Spring?

  I’m running some tests on Spring to return error 404 in case he doesn’t find one id when searching in Repository, but is giving 200 OK. @RequestMapping(value = "/{id}", method = RequestMethod.GET)…

  java spring

  asked 5 years, 7 months ago Helder Castro 19