Learn how to plot a financial time series using SQL Server data and Python to reveal the value of exponential moving averages and make decisions about time series values.
2021-09-29
Introduction We can use the delete activity in Azure Data Factory to delete files from both on-premises and cloud storage. In this article, we will discuss the delete activity with the various options available for the file deletion. I will show the following operations with the Delete Activity: Delete files from a folder. Delete contents […]
2021-09-27
15,666 reads
In this article we look at some of the things you should be aware of when building a VM to run SQL Server, such as vCPUs, disks, memory and more.
2021-09-27
The very definition of open-source software means that developers can change the code, which means that exclusive, paid, licensing is not a part of the deal. In short, open-source is free. Free of licensing anyway. So, why might you choose to pay for an open-source software like Flyway? Grant Fritchey explores.
2021-09-27
If your company uses legacy technology systems, you can use the UiPath RPA platform to extend your process automation capabilities to these systems and eliminate repetitive, error-prone tasks of manually updating them. By using UiPath Studio, you can build an RPA program just like drawing a diagram. With the CData ODBC Driver for Oracle, users can embed Oracle data in the workflow. Let’s […]
2021-09-24
1,520 reads
LAG pulls a column from another row without a self-join. In this article, Kathi Kellenberger shows how LAG compares to other techniques
2021-09-24
In the second part of this PostgreSQL date time series, we examine a number of commonly used functions for getting current dates and times and converting strings to dates and times.
2021-09-22
3,502 reads
The wide ecosystem of Python modules enables you get to work fast and effectively integrate your systems. You can use the CData Python Connector for MongoDB and the SQLAlchemy toolkit to build MongoDB-connected Python applications and scripts. This article details how to use SQLAlchemy to connect to MongoDB data to query, update, delete, and insert MongoDB data. Connecting to MongoDB Data Connecting to MongoDB data is similar to connecting to any other relational database. Create a […]
2021-09-22
4,461 reads
In this tip we will look at using a Streaming Dataset in Power BI to visualize real time data using the streaming service Azure Stream Analytics job.
2021-09-22
IDC’s recent Global DataSphere Forecast, 2021-2025 predicts that global data creation and replication will experience a compound annual growth rate of 23% over the forecast period. But what’s causing the growth? Where will all of that extra data be stored? And how should we, as data professionals, prepare for it? Read this blog to explore these important questions.
2021-09-22
By Vinay Thakur
Continuing from Day 4 where we learned Encoder, Decoder, and Attention Mechanism, today we...
By Vinay Thakur
Continuing from Day 3 where we covered LLM models open/closed and their parameters, Today...
By Steve Jones
One of the nice things about Flyway Desktop is that it helps you manage...
I'm fairly certain I know the answer to this from digging into it yesterday,...
Hi Team, I am trying to refresh the Azure Synapse Dedicated pool from production...
hi everyone I am not sure how to write the query that will produce...
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