Filtering Null Values of Type DATS using SAP Open SQL

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In October, I started a new phase in my career of twenty-five years as an IT professional: SAP software engineer. I had worked with SAP in some capacity over the years, but those experiences mostly revolved around connecting APIs to SAP endpoints or querying the SAP database directly using a SQL client like Oracle Developer. … Read more

Finding Column and Table Names in Amazon Redshift using SQL

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Finding metadata regarding table and column names in Redshift can be daunting, especially if you do not know if the tables are internal or external. Redshift has a table called SVV_EXTERNAL_COLUMNS that is useful for looking at external tables, and there are scripts to look at internal tables as well. The SQL code I wrote … Read more

Testing Connectivity to Multiple SQL Server Linked Servers

SQL Server 2022

As we are preparing to migrate some of our older SQL Server databases that are nearing their end of support to SQL Server 2019, one of the necessary tasks is determining what Linked Servers need to be established on the new servers to maintain the existing functionality for all of our users’ applications. Testing the … Read more