We have got 221gb table in our SQL Database, mainly duplicate data. Team has created NON-CLUSTERED index on HEAP. Does really this help in terms of performan开发者_如何转开发nce?
Is this the correct way to do this - below is my txt file, would this prevent Google from indexing my admin d开发者_JS百科irectory as well as oldpage.php?
I have a table CREATE TABLE `dataFullText` ( `id` int(11) NOT NULL, `title` char(255) NOT NULL, `description` text NOT NULL,
I am using LINQ to Objects and wonder if it is possible to improve the performance of my queries by making use of an index that I have. This is best explained with an example. Imagine a simple type...
I have a products table on my database, and a table with features of this products. The features table have 3 columns: id, type and value. Id is 开发者_如何学Pythona foreign key from products.
Given a table with columns A,B,D,E,F. I have two queries: one that orders by A then B. one that orders by A, then B, then C
I have this setup, just to find the index() of an element, but it should look at elements of the same level with the same nodename.
I\'m wondering if indexes will speed this query up. It takes 9 seconds last time I checked.The traffic table has about 300k rows, listings and users 5k rows.I\'m open to ridicule/humiliation too, if t
I have a simple table with 1,000,000 rows. this row has a datetime field that I am always quering where statement on it.
I am using Sql Server 2000 and want to know why we can not create index on 开发者_JAVA技巧bit fields?Just a limitation of the product. SQL Server 2005+ does allow this.