Date dimension is that one dimension or business perspective without which an Excel Data Model cannot ever exist. Here is an Oracle SQL script to generate the data for a Date Dimension. All that you have to do is change the start date and end date values in the in the last line of the... Continue Reading →
Truncating time part from date & time data in Excel
Did you ever come across a situation where you had to compare two dates ignoring their time part to arrive at a status indicator ? Let’s see an example and the trick to address it: Example Scenario: Here you have some order ids and their respective order dates, target dates and delivery dates as in... Continue Reading →
Truncate time part from Datetime column or literal in Oracle SQL
I have shown how to truncate the time part from a datetime column value in SQL Server T-SQL in one of my previous posts here - http://pivotronics.com/2012/12/19/comparing-datetime-column-with-a-date-literal-in-t-sql/ Here is the same (how to truncate the time part from a datetime column value) in Oracle SQL: TRUNC(datetime_column) or TRUNC(datetime_expression) very straight forward...!! isn't it.. ? 🙂
Comparing datetime column with a date literal in T-SQL
Hi Friends.. I have seen that comparing a datetime column in a table in SQL Server database, that has both date and time parts (e.g. 2012-12-05 10:37:36.897) with a date literal that has only date part is a not straight forward. Let me explain with an example: Have created a temporary table with two date... Continue Reading →