
Originally Posted by
June7
By chart do you mean a graph? Or tabular output with months as column headings? You want separate summary values for each table?
First, UNION query:
SELECT ID, drv_dates, "DRV" As Category FROM DRV_F
UNION SELECT ID, GC_dates, "GC" FROM gc;
Second, CROSSTAB query:
TRANSFORM Count([ID]) AS CountOfID
SELECT [Category]
FROM UnionTables
GROUP BY [Category]
PIVOT Format([drv_dates],"mmm");
All-in-one nested:
TRANSFORM Count([ID]) AS CountOfID
SELECT [Category]
FROM (SELECT ID, drv_dates, "DRV" As Category FROM DRV_F
UNION SELECT ID, GC_dates, "GC" FROM gc) As UnionQuery
GROUP BY [Category]
PIVOT Format([drv_dates],"mmm");