I\'m making a profile page for a site that I\'m making, and it there\'s a section to display \'Total Ratings\', and the database structure I have is
In my xml i want to get the number of occuran开发者_如何转开发ces of an element how can i do this.
I can\'t seem to find the right way to do this so I was hoping someone could give me some direction? The SQL Database is structured like this (I\'ve removed the irrelevant stuff):
Suppose I have a file similar to the following: 123 123 234 234 123 345 I would like to find how m开发者_如何学编程any times \'123\' was duplicated, how many times \'234\' was duplicated, etc.
I want to count set file upload. Here is my using code. Are there any better method to do this. Thanks.
I can perform the following SQL Server selection of distinct (or non-repeating names) 开发者_如何学运维from a column in one table like so:
SELECT COUNT(a)/COUNT(s)*100 as aratio, COUNT(b)/COUNT(s)*100 as bratio, COUNT(c)/COUNT(s)*100 as cratio,
I have a really bad time with a query on MySQL 5.1. I simplified the 2tables I make a JOIN on : CREATE TABLE`jobs` (
I have the following query: SELECT SUM(count) FROM (SELECT \'artist\' AS table_name, COUNT(*) as count FROM artist
I have a query that gets the number of rows returned within selecting records, my query looks like this:
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