Community driven content discussing all aspects of software development from DevOps to design patterns. The goal of Hibernate and JPA is to hide the complexity of SQL and relational databases from the ...

Multiple Detail Records - 4 in this case. (linked to the header record) Multiple Inventory Records - again, 4 - (each detail record points to one specific inventory record, but the inventory may be ...

If you are working with Excel spreadsheets or workbooks, juggling multiple tables of data, at some time you might need to combine them into one. Rather than spending hours manually copying and pasting ...

HackerRank isn’t just a random collection of problems; they’ve organized their SQL section pretty well. You can find ...

We have an ancient AS/400 730 system that still houses some old budget/financial data. We'd like to decommission this box, and migrate the data to a SQL server. The data won't be modified or changed ...