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The rows are really part of a time series - though not in the Oracle timeseries context. The Geometry Class Hierarchy. As I mentioned in one of my comments, I handle effective dating on a regular basis.
Assume I have a table with two columns - DATE (i.e. datetime) and VALUE (say, varchar2()). 2. The rows are really part of a time series - though not in the Oracle timeseries context. Here would be a sample of the data: DATE VALUE 1/1/ Test1 1/15/ Test2 1/26/ Test3 1/27/ Test4. Mar 22, - For items that vary based on time (such as being able to answer things like "what was the price of X on date D" or "which cow was in feedlot Q on date E") I recommend reading the book "Developing Time-Oriented Database Applications in SQL." While this book is out of print, the author has graciously made. The MySQL server can be run with the MAXDB SQL mode enabled. In this case, TIMESTAMP is identical with DATETIME. If this mode is enabled at the time that a table is created, TIMESTAMP columns are created as DATETIME columns. As a result, such columns use DATETIME display format, have the same range of....