How to calculate percentage with a SQL statement
Due to precedence of SQL statements it will be the same. however, due to data types if using 100 you can still get the result rounded to 0 decimals you desire for the % where as if you put it …
sql - Find all tables containing column with specified name - Stack ...
@Revious INFORMATION_SCHEMA views included in SQL Server comply with the ISO standard definition for the INFORMATION_SCHEMA., sys.columns, sys.tables is Microsoft Sql Server …
How to select unique records by SQL - Stack Overflow
How to select unique records by SQL Asked 16 years, 1 month ago Modified 1 year, 11 months ago Viewed 748k times
sql - Exclude a column using SELECT * [except columnA] FROM …
We all know that to select all columns from a table, we can use SELECT * FROM tableA Is there a way to exclude column(s) from a table without specifying all the columns? SELECT * [except …
Truncate (not round) decimal places in SQL Server
I'm trying to determine the best way to truncate or drop extra decimal places in SQL without rounding. For example: declare @value decimal(18,2) set @value = 123.456 This will …
sql - Must declare the scalar variable - Stack Overflow
@MyVariable and @myvariable are the same variables in SQL Server Man. Studio and will work. However, these variables will result in a "Must declare the scalar variable "@MyVariable" in …
sql - Copy data into another table - Stack Overflow
How to copy/append data from one table into another table with same schema in SQL Server? Edit: let's say there is a query select * into table1 from table2 where 1=1 which creates table1 …
sql - NOT IN vs NOT EXISTS - Stack Overflow
Which of these queries is the faster? NOT EXISTS: SELECT ProductID, ProductName FROM Northwind..Products p WHERE NOT EXISTS ( SELECT 1 FROM Northwind..[Order Details] …
SQL WHERE.. IN clause multiple columns - Stack Overflow
SELECT * FROM table1 WHERE (CM_PLAN_ID, Individual_ID) IN ( SELECT CM_PLAN_ID, Individual_ID FROM CRM_VCM_CURRENT_LEAD_STATUS WHERE Lead_Key = …
sql - Efficiently convert rows to columns - Stack Overflow
I'm looking for an efficient way to convert rows to columns in SQL Server, I heard that PIVOT is not very fast, and I need to deal with lot of records. This is my example: Id Value ColumnName …