I have a table (ROOMUSAGE) containing the times people check in and out of rooms grouped by PERSONKEY and ROOMKEY. It looks like this:
I have a table that has a date, item, and quantity. I need a sql query to return the totals per day, but the total is the quantity minus the previous day totals.The quantity accumulates as the month
I had an idea that I could writea query to find all the descendent tables of a root table, based on foreign keys.
I have a table which has a list which looks like this References R. NameLineNo.References A1.1(B,24.1) A6.3(A, 1.3), (D, 22.1)
加载中,请稍侯......