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: 16.03.2006
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FAQ: CAST, CONVERT, CASE MS Access, SQL Excel, .

, 15 2016 . 13:15 +
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, , , CAST/CONVERT/CASE, . . :( (), Access, Excel . Access SQL Server ( ) SQL Server Access/Excel . - VBA Excel - SQL Server' (!! Microsoft Query).

1. . Access Cint, CLng, CSng, CDbl, CStr, CBool, CDate . - NULL, .

2. Access AS

3. CASE Access , , : IIf(, __, __). , 1: iif( IS NULL, NULL, CInt()) AS Alias

4. SQL Server Access/Excel ADO, . , Excel, , 8 , , nchar ntext. . , Excel locale, SQL Server - .
.
SELECT field1, field2
FROM OPENROWSET ('Microsoft.ACE.OLEDB.12.0'
	, 'Excel 12.0; Database='+@ExcelFileName+'; HDR=No'
	, 'SELECT	iif(F1 IS NULL, NULL, CSng(F1)) AS field1, F2 AS field2 FROM [Sheet1$B4:C]') As t

:)
4.1. , B4, - C.
4.2. , -: F1, F2
4.3. ADO, locale (@ExcelFileName).
4.4. (SQL Server') , , SQL Server'.

5. Excel SQL Server, 2 : . :)
5.1. : Microsoft Query, ?.
SELECT field1 FROM table AS t WHERE field2 = ? AND field3 = ? AND NOT field4 = ?
.
, , .
, "", , , ( " "). .
: Microsoft Query 1997, , . CASE . iif, .
5.2. : VBA, . , .. SQL Server, , , - xlsm. - ( ), .


, - .


:
Access? Cast Convert Access
Case Access, Excel
Access, Excel SQL Server
SQL parameter Excel

http://www.sql.ru/forum/1218305/faq-ispolzovanie-cast-convert-case-v-ms-access-parametry-sql-v-excel-i-dr


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