This metric can help if you want to monitor the number of indexes per database that haven't been used for the last month. Indexes that aren't in use should be removed because they can degrade INSERT, UPDATE and DELETE performance, and they use storage space.
As data professional I have played with Analytics and found I'm better suited to development and administration, and that's ok.
Big data is everywhere, and most large IT enterprises have installed one or more big data applications. These applications provide fast access to large stores of data, usually customer or sales data. Your technical staff that supports these applications and the systems that analyze and consume the data didn't exist ten years ago. Who are these new IT professionals, and how should you manage them?
SQL Saturday is holding its first event in Vienna on February 28, 2014. With over 20 sessions on SQL Server, the event is aimed at all those interested in SQL Server - from pros to beginners. Register while space is available.
Tracks and stores changes to database objects by reading from the default SQL server trace file using ::fn_trace_gettable()
Rumour has it that some grand old houses in the British Isles may be haunted. A SQL Server consultant spends a night in such a house musing over the use of T-SQL versus SSIS. The story is entirely fictitious and the article has been written pro bono and dedicated to the SQL Server community. For its interest, amusement and imagination.
This editorial addresses the need to write the most effective and efficient code for our solutions
SQL-based distributed Cloud Relational databases aren't new, but Amazon's Aurora offers an alternative to SQL Azure, and, being MySQL-compatible, provides the obvious route to the cloud for hosted LAMP web applications.
Putting a column name in a COUNT() function may not always give you what you are looking for.
ETL ( Extract, transform, load) doesn't have to be like a spell on hell. To make a success of ETL systems, you need the freedom and ability to make graceful U-turns when you detect a mistake in architecture or configuration: to fix the root problem rather than to merely tackle the symptoms. Feodor lists the eight most common root causes of failure in ETL systems, and how to fix them.
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If you want to learn better, pause more in your learning to intentionally review.
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Comments posted to this topic are about the item Faster Data Engineering with Python...
Comments posted to this topic are about the item Which Result II
I have this code in SQL Server 2022:
CREATE SCHEMA etl;
GO
CREATE TABLE etl.product
(
ProductID INT,
ProductName VARCHAR(100)
);
GO
INSERT etl.product
VALUES
(2, 'Bee AI Wearable');
GO
CREATE TABLE dbo.product
(
ProductID INT,
ProductName VARCHAR(100)
);
GO
INSERT dbo.product
VALUES
(1, 'Spiral College-ruled Notebook');
GO
CREATE OR ALTER PROCEDURE etl.GettheProduct
AS
BEGIN
exec('SELECT ProductName FROM product;')
END;
GO
exec etl.GettheProduct
When I execute this code as a user whose default schema is dbo and has rights to the tables and proc, what is returned? See possible answers