Search results
22 wrz 2016 · I would like to count only the rows that have, for example, "Manager" in the Position column. I want to do it in the count statement, not using WHERE; I'm asking about it because I need to count both Managers and Other in the same SELECT (something like Count(Position = Manager), Count(Position = Other)) so WHERE is no use for me in this example.
10 maj 2017 · Here's my code: select yr,count(*) from movie join casting on casting.movieid=movie.id join actor on casting.actorid = actor.id where actor.name = 'John Travolta' group by yr; Here's the question:
It's easy to find duplicates with one field: SELECT email, COUNT(email) FROM users GROUP BY email HAVING COUNT(email) > 1 So if we have a table ID NAME EMAIL 1 John asd@asd.com 2 S...
19 lis 2008 · i think you can not add count() with where. now see why .... where is not same as having, having means you are working or dealing with group and same work of count , it is also dealing with the whole group , now how count it is working as whole group. create a table and enter some id's and then use: select count(*) from table_name
17 paź 2012 · SQL Fiddle DEMO SELECT Name, COUNT(1) as Cnt FROM Table1 GROUP BY Name UNION ALL SELECT 'SUM' Name, COUNT(1) FROM Table1 That said, I would recomend that the total be added by your presentation layer, and not by the database. This is a bit more of a SQL SERVER Version using Summarizing Data Using ROLLUP. SQL Fiddle DEMO
Here's another solution. this one uses very simple syntax. The first example of the accepted solution did not work on older versions of Microsoft SQL (i.e 2000) SELECT age, count(*) FROM Students GROUP by age ORDER BY age
23 wrz 2009 · Select Table_Name, Count(*) As ColumnCount From Information_Schema.Columns Group By Table_Name Order By Table_Name This code show a list of tables with a number of columns present in that table for a database.
29 sie 2015 · Which lines up with the docs for Aggregate Functions in SQL. Docs for COUNT: COUNT(*) - returns the number of items in a group. This includes NULL values and duplicates. COUNT(ALL expression) - evaluates expression for each row in a group, and returns the number of nonnull values.
In SQL Server 2005 I have a table cm_production that lists all the code that's been put into production. The table has a ticket_number, program_type, program_name and push_number along with some ot...
5 kwi 2019 · An sql sum of column_name's unique values and sorted by the frequency: SELECT column_name, COUNT(*) FROM table_name GROUP BY column_name ORDER BY 2 DESC; Share
