History of database

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Essay Database > Science & Technology > Computers and Cybernetics
Founding the Future Like a lot of technologies in the computer industry, the foundations of relational databases can be tracked back to IBM in the 1960's and 70's, and their research into automating office functions. It was during this period in history that firms discovered that it was becoming far too expensive to hire the number of people required do certain jobs, such as storing and indexing files, and that it was worth the investment …

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…provides quiz questions to help solidify your understanding of the material covered, as well as exercises to provide you with experience in using what you have learned. Quiz 1. What makes SQL a nonprocedural language? 2. How can you tell whether a database is truly relational? 3. What can you do with SQL? 4. Name the process that separates data into distinct, unique sets. Exercise Determine whether the database you use at work or at home is truly relational.