0
votes
0answers
177 views

SQLite UPDATE two tables from VIEW or TEMPORARY TABLE

Here is the query that doesn't compile just to show how it should look like. But since I can't do Multiple table UPDATE's. This fake query should be able to run the inner UPDATE's for both tables if ...
-4
votes
1answer
114 views

Update date Column values? any please help? [closed]

I Want to copy and data in same Table and Update date Column values? any please help?
1
vote
0answers
79 views

Why is this query creating 300+ temporary tables in Mysql?

SHOW global STATUS LIKE '%tmp%'; set @UID = 132; set @param2 = 'cde'; set @param3 = 20130331; set @param4 = 'C'; select p.id, p.column44, p.column42, ue.column35, u.id, p.column43, p.column45, ...
4
votes
1answer
5k views

temporary table inside procedure oracle

I'm in a situation right now. I'm migrating several procedures from Mysql 5.0 to Oracle 11g. Mysql procedures allow me to: 1. Create temporary tables 2. Insert data into temporary tables / Query these ...
-6
votes
2answers
3k views

Display month in columns and the sum of sales below the columns in sql [closed]

My result is this: Sitecode Month Amount -------- ----- ------ XX Jan 1000 XX Jan 3000 XX Apr 3000 XX Apr 1000 Result will show like ...
188
votes
4answers
32k views

What's the difference between a temp table and table variable in SQL Server?

This seems to be an area with quite a few myths and conflicting views. So what is the difference between a table variable and a local temporary table in SQL Server?
18
votes
1answer
3k views

Why is using a table variable more than twice as fast as a #temp table in this specific case?

I was looking at the article here Temporary Tables vs. Table Variables and Their Effect on SQL Server Performance and on SQL Server 2008 was able to reproduce similar results to those shown there for ...
5
votes
1answer
424 views

Dealing with temp tables when I have not control over db variables

I have no control over things like tmp_table_size and max_heap_table_size, and so as our tables grow the time taken by queries requiring temp tables is growing geometrically. I am wondering if there ...