SAS gives you more flexibility to write a SAS code and create new datasets with keeping or dropping specific variables (columns) from a base dataset. We have two SAS options DROP= and KEEP= which we can use to have more controls on column level while reading and creating sas datasets. Things will be more clear … Read more
In this post you’ll learn how to delete datasets in SAS using 3 simple ways. It also explains how you can drop the entire SAS dataset and/or entire data from a specific library. Short Summary: Delete table v/s Drop table The DELETE statement deletes only the rows (data) in a table. The DROP TABLE statement … Read more
In this article you will learn how you can delete data in SAS. There are two common operations most people do on SAS datasets: DELETE the entire data set DELETE specific rows from a data set You can remove data using two SAS procedures such as proc sql and proc datasets. You can also use … Read more
You might have encountered the following error when loading, updating to re-creating a sas data set. “File WORK.XXXX.DATA is damaged. I/O processing did not complete” ERROR: File OLRSAS.RESULT.DATA is damaged. I/O processing did not complete. This is a most common situation where you need to repair a damaged data set: A system failure occurs while … Read more
In this article we’ve already described 4 ways to create indexes on SAS dataset with practical examples. I’m assuming you’ve a SAS dataset which already has indexes defined on it. For any reason you want to delete those indexes on the SAS dataset, this is the article where you learn how to remove indexes. How … Read more
An Index is the most important part of a sas dataset but it’s kind of optional. As a beginner you might ignore this but as soon as you learn more about SAS you’ll understand the importance of having Index on a SAS dataset. Why to Create Index on SAS Dataset? Indexes are used to quickly … Read more
SAS Studio is getting more popular than ever since it has launched. This is because of the boom in cloud technology and upcoming web migration. The SAS Studio bundled with the SAS Viya is the perfect solution delivered by SAS and they are making improvements with each patch or a new version. You may have … Read more
In SAS you can easily extract characters from a string using SUBSTR() or SUBSTRN() functions. But it only works with the character variable. To extract last 4 digits or any number of digits from a numeric variable, you need to convert the input from numeric variable to character variable in order to use substr function. … Read more
Data analytics has already got momentum and going forward it will be the core of countless new technology solutions. It is being increasingly leveraged by startups, small businesses, and large enterprises to improve customer experience, reduce cost and make existing processes faster. Data is the new fuel and AI is the accelerator! Though even if … Read more
You can use the SUBSTR() function in SAS to read a part of a string. It can also be used to replace very specific given characters from a string. You pass the input string to be processed, it can be a char variable as well, then specify starting position to read and size – that’s how … Read more