1. Use a statement to get the maximum number of days in a certain date? Select Day (DD, -1, DateAdd (mm, 1, dateadd (DD, 1-Day ('2004-8-31'), '2004-8-31')))) AS 'Day Number' 2 . Less record becomes multiple record problems have table TBL date income spending 2004-02-11 00:00:00 60 452004-03-01 00:00:00 60 452004-03-02 00:00:00 40 502004- 03-05 00:00:00 50 40 / * Test Data: Create Table TBL ([Date] SmallDateTime, [Revenue] Int, [Expenditure] INT) INSERT INTO TBLSELECT '2004-02-11', 60, 45UNION SELECT ' 2004-03-01 ', 60, 45UNION SELECT' 2004-03-02 ', 40, 50UNION SELECT' 2004-03-05 ', 50, 40 * / To get the result:
Date income spending balance -------------------------------------------------------------------------------------------------------- -------- ------------------------------- 2004-02-01 00:00: 00 NULL NULL NULL2004-02-02 00:00:00 Null Null Null2004-02-03 00:00:00 Null Null Null2004-02-04 00:00:00 Null null null2004-02-05 00:00:00 NULL Null null2004-02-06 00:00 Null null null2004-02-08 00:00 NULL NULL NULL2004-02-09 00:00:00 Null null null2004 -02-10 00:00:00 NULL Null null2004-02-11 00:00:00 60 45 152004-02-12 00:00:00 Null Null 152004-02-13 00:00:00 Null Null 152004-02-14 00:00:00 Null Null 152004 -02-15 00:00:00 Null Null 152004-02-16 00:00:00 Null Null 152004-02-17 00:00:00 Null Null 152004-02-18 00:00:00 Null null 152004-02 -19 00:00:
00 NULL 152004-02-20 00:00:00 Null Null 152004-02-21 00:00:00 Null Null 152004-02-22 00:00:00 Null Null 152004-02-23 00:00:00 NULL Null 152004-02-25 00:00:00 Null Null 152004-02-26 00:00:00 Null Null 152004-02-27 00:00:00 Null Null 152004 -02-28 00:00:00 null null 152004-02-29 00:00:00 Null null 152004-03-01 00:00:00 60 45 302004-03-02 00:00:00 40 50 202004-03-03 00:00:00 Null Null 202004-03-04 00:00:00 Null null 202004-03-05 00:00:00 50 40 302004-03-06 00:00:00 Null Null 302004-03-07 00:00:00 Null Null 302004-03-08 00:00:00 Null Null 302004-03-09 00:00:00 Null Null 302004-03-10 00:00:00 Null NULL 302004- 03-11 00:00:
00 NULL NULL 302004-03-12 00:00:00 Null Null 302004-03-13 00:00:00 Null Null 302004-03-14 00:00:00 Null Null 302004-03-15 00:00:00 NULL Null 302004-03-17 00:00:00 Null Null 302004-03-18 00:00:00 Null Null 302004-03-19 00:00:00 Null NULL 302004 -03-20 00:00:00 null null 302004-03-21 00:00:00 Null null 302004-03-22 00:00:00 Null null 302004-03-23 00:00:00 Null Null 302004-03-24 00:00:00 Null Null 302004-03-25 00:00:00 Null Null 302004-03-26 00:00:00 Null Null 302004-03-27 00:00:00 Null null 302004-03-28 00:00:00 Null Null 302004-03-29 00:00:00 Null Null 302004-03-30 00:00:00 Null Null 302004-03-31 00:00:00 Null Null 30 answers :
Select Y [Date], TBL. [Revenue], TBL. [Expendit], (SELECT SUM (ISNULL (TBL. [Revenue], 0) -iNULL (TBL. [Expenditure], 0)) from TBL WHERE [Date ] <= Y. [Date]) AS [balance] from TBL Right Join (SELECT DATEADD (DD, Ni, Dateadd (DD, 1-Day (M.Minday), M.Minday) AS [Date] from (SELECT 0 As I Union All Select 1 Union All Select 2 Union All Select 5 Union All Select 6 Union All Select 7 Union All SELECT 10 Union All Select 11 Union All SELECT 12 Union All Select 13 Union All Select 16 Union All Select 17 Union All SELECT 18 Union All SELECT 19 Union All SELECT 20 UNION ANON ALECT 20 Union ALL SELECT 21 UNION ALL SELECT 22 UNION ALL SELECT 23 UNION ALL SELECT 24 UNION ALL SELECT 25 UNION ALL SELECT 26 UNION ALL SELECT 27 UNION ALL SELECT 28 UNION ALL SELECT 29 UNION ALL SELECT 30 UNION ALL SELECT 31) N, (SELECT MIN ( Date) AS MINDAY from TBL Group by dateDiff (Month, 0, Date)) m where datediff (mm, dateadd (DD, Ni, DateAdd (DD, 1-day (m.Minday), M.Minday), M. MINDAY) = 0) as y on tbl. [Date] = y. Date Border = "0" Name = "BOOK" marginwidth = "0"
