Spark SQL supports SQL queries as described in SqlBase.g4. Using the file can tell you (almost) exactly what Spark SQL supports at any given time. "Almost" being that although the grammar accepts a ...
Inside a relational database management system, the principal persisted data structure is considered a logical relation. Operations performed against that data within the RDBMS result in a logical ...
Learn how to master the SELECT statement to form truly useful data queries. This article explains functions, clauses, and keywords that will make your life a lot easier. Due to popular demand, we’re ...
Natural language interface to databases is a growing focus within artificial intelligence, particularly because it allows users to interact with structured databases using plain human language. This ...
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