I have a table where each row contains a single day's pricing information. The table has one row per "price date", going back to May of 2002.
Example:
UNIQUE_ID, TICKER, NAME, PRICE_DATE, PRICE
A1234, TICKER1, Company 1, 5/5/2007, 12.5523423
A1235, TICKER2, Company 2, 5/31/2007, 1423.2342
I...