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PASS (formerly known as the Professional Association for SQL Server) was a global community for data professionals who use the Microsoft data platform. An independent, non-profit, user-run association, PASS was founded in 1999 with funds from Microsoft and Computer Associates. PASS was governed by a board of directors, elected by PASS members ...
Presto (including PrestoDB, and PrestoSQL which was re-branded to Trino) is a distributed query engine for big data using the SQL query language. Its architecture allows users to query data sources such as Hadoop, Cassandra, Kafka, AWS S3, Alluxio, MySQL, MongoDB and Teradata, [1] and allows use of multiple data sources within a query.
The result of a query is generated by processing the rows in a database in a way that yields the requested information. Since database structures are complex, in most cases, and especially for not-very-simple queries, the needed data for a query can be collected from a database by accessing it in different ways, through different data ...
Since SQL is declarative, there are typically many alternative ways to execute a given query, with widely varying performance. When a query is submitted to the database, the query optimizer evaluates some of the different, correct possible plans for executing the query and returns what it considers the best option. Because query optimizers are ...
IBM's System R was the precursor of the SQL relational databases that have become a standard throughout the world. For Microsoft, he worked on TerraServer-USA and Skyserver. His best-known achievements include: ACID, an acronym describing the requirements for reliable transaction processing and its software implementation; Granular database ...
In addition, MongoDB's architecture unifies source data, metadata, operational data, and vector data in an all-in-one platform, updating the need for multiple database systems and complex back-end ...
SQL Server Pro (ISSN 1522-2187) was a monthly trade digital publication [1] and website owned by Penton serving the information needs of IT Professionals in various fields including data processing, database administration, database development, computer-related consulting, and many other areas.
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