PowerShell

External Article

PowerShell Day-to-Day Admin Tasks: Monitoring Performance

  • Article

By reading performance counters from services such as SQL Server or Exchange, you can get a wealth of performance information. By automating the process of gathering and storing appropriate counters, you can routinely check a range of devices quickly using visual tools such as PerfMon. By then creating your own counters, you can add counter-based metrics to anything that can be measured programmatically, such as services, applications, processes such as ETL, or deployments. Nicolas Prigent shows you how.

2015-07-16

3,880 reads

External Article

The Poster of the Plethora of PowerShell Pitfalls

  • Article

One of the downsides of learning a new computer language is that transfer of training doesn't always work to your advantage. In fact, the habits you picked up in the past may now cause confusion. In this poster or wall-chart for long walls, Michael Sorens selects the thirty-six most common causes of confusion for anyone getting to grips with PowerShell.

2015-07-08

4,984 reads

External Article

Powershell day-to-day Admin tasks: WMI, CIM and PSWA

  • Article

WMI (Windows Management Instrumentation) is the basic way of querying and changing basic information about any windows server, including SQL Server or Exchange Server. It provides a logical structure and representation of systems and services that are hosted on the server and is essential for anyone who is keen to automate routine monitoring and administration work via PowerShell, especially where many servers are involved in the task.

2015-06-15

4,326 reads

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Question of the Day

Fun with JSON I

I have some data in a table:

CREATE TABLE #test_data
(
    id INT PRIMARY KEY,
    name VARCHAR(100),
    birth_date DATE
);

-- Step 2: Insert rows  
INSERT INTO #test_data
VALUES
(1, 'Olivia', '2025-01-05'),
(2, 'Emma', '2025-03-02'),
(3, 'Liam', '2025-11-15'),
(4, 'Noah', '2025-12-22');
If I run this query, how many rows are returned?
SELECT *
FROM OPENJSON(
     (
         SELECT t.* FROM #test_data AS t FOR JSON PATH
     )
             ) t;

See possible answers