Oracle9i includes numerous data structures to improve the speed of Oracle SQL queries. Taking advantage of the low cost of disk storage, Oracle9i includes many new indexing algorithms that ...

The indexes on a the tables of a large database make a huge difference in its performance and utility. Without an index, locating a single record in a large table can take several seconds; with the ...

I want to query a table with a date field and an integer field for the count of records by hour and type. I plan to store each hour's count as one row. There are a fixed number of values to the ...