2014-10-09
30,263 reads
Integration Services (SSIS)
Importing Excel Data into SQL Server Via SSIS: Questions You Were Too Shy to Ask
Retrieving data from Excel, and importing it into SQL Server hasn't the same appeal or glamour as, for example, performing heroics with ill-performing queries. This could be why one hesitates before asking questions about how to do it. Rob Sheldon calms your private doubts and fears by answering those embarrassing questions.
2014-09-23
11,784 reads
More Text Analysis with the SSIS Term Lookup Component
As mentioned before, we will use the same use case in this tip as used with the Term Extraction component, which is an archive of all my tweets I've downloaded from Twitter. Using this archive and the Term Extraction transformation I found out which topics I particularly tweeted about in the past years or which persons I mentioned the most.
2014-09-01
7,063 reads
A tour of the Execute Package Task
Introduces modular programming with the Execute Package task, and shows bi-directional parameter passing.
2019-05-07 (first published: 2014-07-24)
1,947 reads
Developing a Custom SSIS Source Component
SSIS was designed to be extensible.Although you can create tasks that will take data from a wide variety of sources, transform the data is a number of ways and write the results a wide choice of destinations, using the components provided, there will always be occasions when you need to customise your own SSIS component.
2014-07-17
13,344 reads
2014-07-09
2,085 reads
Semi-blocking Transformations in SQL Server Integration Services SSIS
In a SSIS data flow, there are multiple types of transformations. On one hand you have synchronous and asynchronous transformations, but on the other hand you have non-blocking, semi-blocking and fully-blocking components. In this tip, Koen Verbeeck takes a closer look on the performance impact of semi-blocking transformations in SSIS.
2014-06-03
2,743 reads
2014-05-28
1,654 reads
Improve SSIS data flow buffer performance
In this tip we have a very simple data flow using a source query with a predictable duration. The data flow takes longer to process all the rows and even larger buffers didn't make the problem go away. What can be the cause of this and how do we solve this? Koen Verbeeck explains.
2014-05-08
4,049 reads
How to create an SSIS conditional data flow task
This article demonstrates how to selectively channel records from a flat-file data source to separate destination tables in an SSIS package using a combination of multicast, data-conversion and conditional-split data flow transformation elements within a data flow task.
2014-04-10
17,760 reads
Blogs
AI: Blog a Day – Day 8: RAG – Retrieval Augmented Generation
By Vinay Thakur
RAG — Retrieval Augmented Generation. we have covered so far — embeddings, vectors, vector...
AI: Blog a Day – Day 7: Vector and Vector Databases
By Vinay Thakur
Continuing from Day 6 we learned Embeddings, Semantic Search and Checks, on Day 7...
AI: Blog a Day – Day 6: Embeddings – How AI Understands
By Vinay Thakur
Continuing from Day 5 where we covered notebooks, HuggingFace and fine tuning AI now...
Forums
Not Just an Upgrade
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Restoring On Top I
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Designing Delta Tables with Liquid Clustering: Real-World Patterns for Data Engineers
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Question of the Day
Restoring On Top I
I am doing development work on a database and want to keep a backup so I can reset my database. I make some changes and want to restore over top of my changes. When I run this code, what happens?
USE Master BACKUP DATABASE DNRTest TO DISK = 'dnrtest.bak' GO USE DNRTest GO CREATE TABLE MyTest(myid INT) GO USE master RESTORE DATABASE DNRTest FROM DISK = 'dnrtest.bak' WITH REPLACESee possible answers