Tagged Questions

1
vote
2answers
114 views

What are the alternatives for prefixed indexes in Oracle?

You can create an index and define prefix length, so the index will store only first starting symbols from each of column value. It looks like this in MySQL: CREATE INDEX table_idx ON ...
3
votes
2answers
102 views

How can I mimic functionality of SQL Server `TYPE` in Oracle?

I apologize if question title is vague, but I was not able to formulate it better. What I'd like to have is an alternative to TSQL CREATE TYPE, so I can use it in column definition. For instance, I ...
8
votes
3answers
2k views

Where can I find example databases for MySQL, SQL Server and Oracle?

I want to experiment with the 3 large database management systems. For this purpose it would be cool to have the same database (the same tables, etc.) for each of those. Where can I find sql scripts ...
4
votes
2answers
338 views

Learning Oracle, does it matter if I install 10g or 11g?

I'm taking a class in Databases, they're using Oracle 10g in class, but I'm having some trouble installing the database here in Windows 8 (auth problems), so I thought I'd attempt 11g. Is 11g ...
11
votes
5answers
1k views

What features of Oracle make it an attractive choice for small projects?

Given Oracle's licensing handling[a] (and, to a lesser extent, cost) I have always been wondering what the deciding factors would be for choosing Oracle over PostgreSQL or MySQL. My company is nearly ...
6
votes
2answers
287 views

In Oracle, can we restore a database onto the same instance with a different name?

In SQL server I can restore a database onto the same instance with a different name. Eg: If there is a database DB_prod, I can take a full backup and restore it on the same instance with a different ...
3
votes
1answer
126 views

Oracle setup required for heavy-ish load

I am trying to make a comparison between a system setup using Hadoop and HBase and achieving the same using Oracle DB as back end. I lack knowledge on the Oracle side of things so come to a fair ...
7
votes
4answers
5k views

Feature comparison: Oracle Database and Microsoft SQL Server

Many companies have a heavy influence on market and technologies around them, and you often compare the products before you choose, e. g. I liked Oracle APEX, its flexibility and features, and we're ...