I have this users table with: id : int (255) name: char (100) last_comment_target: int(100) last_comment_date: datetime
Imagine this scenario: I have three tables in my database: Products, Users and Likes, the latter representing a relation between a Product and a User. Now I have a query, which joins Products with th
I am running an application that is using t开发者_如何学编程ablessimilar to the below tables. There are one tables for articles and there is another table for tags. I want to get the latest 30 article
SQL Tuning Advisor of Oracle SQL Developer v3 suggests the following for my query: Consider running the Access Advisor to improve the physical schema
I hava a table items and a table item_attributes. For simplicity let\'s say my table item has a column id and a column name.
The following query works, but becomes slower as the size of the sendlog table increases over time. The goal is to select a list of all subscribers from the newsletter_subscribers table which do not h
Is there an alternate way to pass node elements dynamically than the one shown below - ? select XMLTable.XMLCOL.query(\'//*[local-name()=sql:variable("@node")\')
I came across this little issue when trying to solve a more complex problem and have gotten to the end of my rope with trying to figure the optimizer out. So, let\'s say I have a table called `MyTable
It's difficult to tell what is being asked here. This question is ambiguous, vague, incomplete, overly broad, or rhetorical andcannot be reasonably answered in its current form. For help clari
I run the following query on my database : SELECT e.id_dernier_fichier FROM Enfants e JOIN FichiersEnfants f
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