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Rebecca McCready Faculty of Medical Sciences Newcastle University Lecture 3 – Queries and Reports.

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Presentation on theme: "Rebecca McCready Faculty of Medical Sciences Newcastle University Lecture 3 – Queries and Reports."— Presentation transcript:

1 http://fms-itskills.ncl.ac.uk Rebecca McCready Faculty of Medical Sciences Newcastle University Lecture 3 – Queries and Reports

2 http://fms-itskills.ncl.ac.uk Introduction to Databases Querying data Creating reports

3 http://fms-itskills.ncl.ac.uk Queries Questions asked of one or more tables. Queries of queries. From simple: filtering on tables. To complex: calculations, operators. And the super-complex: internal relationships, specified joins. Powerful aspect of the database. Possible because of the relationships and normalised data.

4 http://fms-itskills.ncl.ac.uk Queries Queries are used to: Bring data from multiple tables together in one place. Perform calculations and summarize results. Patient record of operations received. Consultant record of operations performed. Number of specific operations in a particular hospital: yearly trends. Contact details for all patients having a particular operation

5 http://fms-itskills.ncl.ac.uk Reports Presentable data output. Tailored: layout and design. Tailored: groups and sorting. Tailored: conditional formatting to highlight aspects of the data.


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