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Database Concepts
Databases · 5 question types
Exam Frequency Analysis
Past paper frequency (2018 to 2024)
This topic accounts for approximately 4% of your exam marks.
stable
Rare
Stable4%
SQL SELECT queries and database structure (tables, fields, records) appear as 4 to 6 mark questions.
(Structured Language) is the standard language used to ask questions of a and to update its contents.
Almost every real database system understands SQL: MySQL, PostgreSQL, Microsoft SQL Server, SQLite, Oracle and many others. The dialects differ slightly, but the core syntax is shared.
The focus is on just enough SQL to retrieve from a single using the SELECT statement.