Ensuring that queries are performant or that they fit the context that you’re working in is a whole other thing. That’s why this SQL tutorial will provide you with a small peek at some steps that you can go through to evaluate your query: First off, you’ll start with a short ...
How to write a SQL query with spaces in column names in SQL Server In SQL Server, we can specify the column name with space in square bracket or parenthesis. Let us understand the concept with some examples. Space in the database object name Suppose we want to create a table named Emp...
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 Microsoft SQL Server analysis services (both 2005 and 2008), you can write plug-in data mining algorithms. Unfortunately, every few resources, articles, sample codes to teach you how to do it. Not many people seems to use it and very little discussion on Web.Creating Plug-in Algorithms ...
How to write SQL Query and running in parallel within stored procedure ? how to write string lines to a text file from a T-SQL script? How to: 1) Insert a range of values into a table with a single identity column 2) R...
What is the equivalent of following statement in LINQ:Select emp.ID,emp.First_Name,w.week_num,w.week_start_dt,w.id,w.week_end_dt from Employee emp,week_calender w where not exists (select * from Timesheet where res_id=emp.id and week_cal_id=w.id) and w.week_start_dt <= '08...
SQL - The field contains NULL, 0 or 1 - i want to see anything but 1 - how to write Hi I only want the column to bring back 0 or NULL - ive tried <>1 but that only brings back 0 IN (N' ', N'0') but doesnt like it,...
To learn how to write an SQL query, let's use the following question: Who are the people with red hair in Massachusetts who were born in 2003? Using the SELECT command SELECT chooses the fields that you want displayed in your chart. This is the specific piece of information that you wan...
3.2 pivot() function from MS SQL Server As long as the process can be done with same logic, people will try to write down it as a function. There is function call pivot() in MS SQL Server, it can be used like below: 1 2 select * from Products pivot(sum(price) for store in (...
Write select * except [columns] with Polymorphic Table Functions Added in Oracle Database 18c,PTFs enable you to define the shape of a result set. So you canadd or remove columns from the input tablebased on the parameters you pass. ...