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Query by Example

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Query by Example is a programming language created in 1969.

#1603on PLDB 55Years Old
Wikipedia

Query by Example (QBE) is a database query language for relational databases. It was devised by Moshé M. Zloof at IBM Research during the mid-1970s, in parallel to the development of SQL. Read more on Wikipedia...


Example from Wikipedia:
SELECT * FROM Contacts WHERE City='Sampleton' AND Zipcode='12345';

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