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  1. 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 …

  2. 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 …

  3. 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 747k times

  4. Should I use != or <> for not equal in T-SQL? - Stack Overflow

    Yes; Microsoft themselves recommend using <> over != specifically for ANSI compliance, e.g. in Microsoft Press training kit for 70-461 exam, "Querying Microsoft SQL Server", they say "As …

  5. 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 …

  6. 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 …

  7. 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 …

  8. 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 …

  9. How do I check if a Sql server string is null or empty

    Select Coalesce(listing.OfferText, company.OfferText, '') As Offer_Text, from tbl_directorylisting listing Inner Join tbl_companymaster company On listing.company_id= company.company_id …

  10. sql - Incorrect syntax near '' - Stack Overflow

    SELECT TOP 1000 * FROM master.sys.procedures as procs left join master.sys.parameters as params on procs.object_id = params.object_id This seems totally correct, but I keep getting …