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1. Determine what version of SQL Server you have and double-click the link below to download the zip file of SQL templates. In the zip file, click on the TRACETMPL folder and double-click on the .tdf file for your version and SQL Profiler will auto...
In this guide, I’ll start with a discussion of SQL tuning and the basics of why it’s important; then I’ll set out six best practices for query tuning in Oracle, and how to make SELECT query faster in Oracle. This includes usingSolarWinds®Database Performance Analyzer (DPA)or a s...
The obvious answer is to look at the SQL Server query execution time, but that alone isn’t always enough to determine that there is or isn’t an improvement – or if that new index is helping. If the query was already finishing in a second or 2 that just isn’t enough precision to...
Add Time in SQL HH:MM:SS to another HH:MM:SS Adding a column to a large (100 million rows) table with default constraint adding a extra column in a pivot table created uisng T-SQL Pivot Table query Adding a partition scheme to an existing...
To build your skills from the SQL Query upwards. With this Daily use SQL Query model, learn how to do something and why it is done that way! We try to make learning how to SQL Query easy and entertaining. We hope you enjoy what we have to offer! ***Disclaimer: This app...
Let’s explain the decision behind this query: First, notice that we used COUNT(*) to count the rows for each group, which corresponds to the country. In addition, we also used the SQL alias to rename the column into a more explainable name. This is possible by using the keyword AS...
Learn how to create and query relational databases using SQL in just two hours. See DetailsStart Course Course Intermediate SQL 4 hr 336.1KAccompanied at every step with hands-on practice queries, this course teaches you everything you need to know to analyze data using your own SQL code ...
I need to process the rows individually (row-wise) within the same timestamp. Constraints: I can't add any slight noise in timestamp column, as it will change my time window. It is to be calculate in precision. Is there a way to adjust the SQL to process rows correctly within the ...
In real life, the query optimizer chooses the optimal order to join tables automatically. You can make it follow the predesigned order with theOPTION (FORCE ORDER)query hint, which we’ll explore in the following section. Related project ...