PSLine2000Documentation/Queries/Query10.md

Query10

Analysis generated on: 4/2/2025 10:08:34 AM

SQL Statement

SELECT [Sorted By Machines 1].prt
FROM [Sorted By Machines 1]
GROUP BY [Sorted By Machines 1].prt;

Dependencies

• Tables/Machines

Parameters

• None

What it does

SQL Query Description

Overview

This SQL query is used to retrieve and group data from a table based on the values of a specific column.

Breakdown

SELECT Statement

The SELECT statement is used to specify the columns that should be retrieved from the database. In this case, only one column ([Sorted By Machines 1].prt) is selected for retrieval.

FROM Clause

The FROM clause specifies the table(s) from which data will be retrieved. In this query, a single table referred to as [Sorted By Machines 1] is specified.

GROUP BY Statement

The GROUP BY statement is used to group the retrieved data based on the values of one or more columns. In this case, only one column ([Sorted By Machines 1].prt) is used for grouping.

Behavior

When executed, this query will:

• Retrieve all rows from the [Sorted By Machines 1] table
• Group each row by the value in the prt column
• Return a list of unique values found in the prt column

Example Output

Assuming the [Sorted By Machines 1] table contains data like this:

prt	name
A	Machine1
B	Machine2
A	Machine3

The query will return:

prt
A
B

Note that the prt values are grouped together, and each group is a separate row in the output.

Note

In Markdown, square brackets are used to denote table names or column names. In the SQL code provided, these are represented as [Sorted By Machines 1]. The actual syntax may vary depending on the database management system being used (e.g., MySQL, PostgreSQL, etc.).