SQL Server date and time functions FunctionDescription GETDATE() Returns the current date and time DATEPART() Returns part of the date DATEDIFF() Calculates the difference between two dates SYSUTCDATETIME Returns the system date and time in UTC CONVERT() Converts date and time to different forma...
Now that you understand the various date data types, we can move on to the functions you can use for date conversion in SQL Server. Here are some of the various ways to convert data in SQL. CAST CASTis a built-in SQL conversion function that converts a value from one data type to a...
Introduction If you’ve been developing in SQL Server for any length of time, you’ve no doubt hit this scenario: You have an existing, working query that produces results your customers or business owners say are correct. Now, you’re asked to change something, or perhaps you find out yo...
The third column displays the difference in the SQL statement of the target database object, expressed as SQL statements that will make the object on the target match the object on the source. Generating the synchronization script You can generate an SQL script to synchronize the target database...
After theSELECTclause comes theFROMclause. In any query, theFROMclause is where you define the data set that should be searched in order to return the desired data. The only difference here is that theFROMclause includes two tables separated by theJOINkeyword. A helpful way to think of writ...
SQL SELECTcount(*)FROM[Employee]WHERE[Type]='Admin'AND[State]='UT'-- 343 rows SELECT count(*) FROM [Employee] WHERE [Type] = 'Admin' AND [expiration date] BETWEEN @beginDate AND @endDate -- 314 rows In this case, there’s no distinct difference between the last two columns, so ...
Once you’ve inserted the data, you’re ready to start learning how to useCASTfunctions and concatenation expressions in SQL. Using CAST Functions TheCASTfunctionallows you to convert a literal value or the values held within a column into a specific data type. UsingCASTfun...
Sign in to vote So lets say first list a has 4 rows in a column name boy the second list a has 10 rows in a colum girl But i want to get a difference in t...
I am currently migrating my asp.net project to asp.net core as per my clients requirement and I am stuck with a specific part for which i will need your help of. I am using the following piece of code to retrieve the SQL to the DTO on the BLL. result.data = _dbContext.Databas...
MySQL server follows ANSI SQL, and a comparison with NULL is always NULL. mSQL In mSQL, NULL = NULL is TRUE. You must change =NULL to IS NULL and <>NULL to IS NOT NULL when porting old code from mSQL to MySQL server. String comparisons MySQL server Normally, string comparisons are...