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SQL: Effect of GROUP BY Question. Select one of the following! The PAT_ENC_HSP t

ID: 3908966 • Letter: S

Question

SQL: Effect of GROUP BY Question. Select one of the following!

The PAT_ENC_HSP table has one row per hospital encounter. The ADMISSION PROV_ID column identifies the encounter's admitting provider Consider the following query: SELECT ADMISSION PROVID FROM PAT ENC HSP What is the effect of grouping by ADMISSION_PROV_ID, using the GROUP BY clause? Specifically, what happens to the number of rows? Assume that some hospital encounters share the same admitting provider. TONE OF THE FOLLOWING (1 PT) A. The number of rows decreases B. The number of rows remains the same. C. The number of rows increases.

Explanation / Answer

Option A

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