Dynamic Sql Error 804
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Dynamic Sql Error Code 104
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Firebird Error Code
takes a minute: Sign up Firebird and Entity Framework Error -804 Unknown data type up vote 1 down vote favorite I'm trying to get specific data from db with this code Bunts = _buntRepository.Bunts .Where(b => !steel.HasValue || b.SteelCode == steel) .OrderBy(b => b.CreationTime) .Skip((page - 1) * _pageSize) .Take(_pageSize) Entity framework generates this SQL statement for it: SELECT FIRST (5)
Sql Error Code
SKIP (0) "B"."BUNTCODE" AS "BUNTCODE", "B"."BUNTNAME" AS "BUNTNAME", "B"."BUNTDIAM" AS "BUNTDIAM", "B"."BUNTSTEEL" AS "BUNTSTEEL", "B"."BUNTCREATETIME" AS "BUNTCREATETIME" FROM ( SELECT "D"."BUNTCODE" AS "BUNTCODE", "D"."BUNTNAME" AS "BUNTNAME", "D"."BUNTDIAM" AS "BUNTDIAM", "D"."BUNTSTEEL" AS "BUNTSTEEL", "D"."BUNTCREATETIME" AS "BUNTCREATETIME" FROM "BUNTS" AS "D" WHERE (("D"."BUNTSTEEL" = @p__linq__1) OR (("D"."BUNTSTEEL" IS NULL) AND (@p__linq__1 IS NULL))) ) AS "B" ORDER BY "B"."BUNTCREATETIME" ASC This code throws exception with text Dynamic SQL Error. SQL error code = -804. Data type unknown. Same does IBExpert. Seems like something wrong with @p__linq__1 parameter. How do I solve this problem? I'm using Firebird 2.1.6.18547 c# exception entity-framework-6 firebird2.1 share|improve this question edited Dec 27 '14 at 10:52 Mark Rotteveel 36.2k84677 asked Dec 27 '14 at 10:40 Pallaris 153 add a comment| 1 Answer 1 active oldest votes up vote 0 down vote accepted The generated uses @p__linq__1 IS NULL (which is actually sent as ? IS NULL to the server), and this was only introduced in Firebird 2.5. To be able to use this you either need to upgrade to Firebird 2.5, or handle the steel.HasValue condition in co
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Firebird ODBC connection error -804 If this is your first visit, be sure to check out the FAQ by clicking the link above. You must register before you can post: click the register link above to proceed. To start viewing messages, select the forum http://www.alphasoftware.com/alphaforum/showthread.php?86964-Firebird-ODBC-connection-error-804 that you want to visit from the selection below. Results 1 to 11 of 11 Thread: Firebird ODBC connection error -804 Thread Tools Show Printable Version 05-31-2010,10:22 AM #1 mvbussel View Profile View Forum Posts Private Message Member Real https://sourceforge.net/p/firebird/mailman/message/8606314/ NameMarcel van Bussel Join Date May 2010 Location Cyprus Posts 14 Firebird ODBC connection error -804 I am using Firebird SQL backend. Connection is made through an ODBC connection that is currently being used for the MS Access application. sql error This application is now being converted to Alpha Five but there seems to be an problem between Alpha Five and Firebird using this ODBC connector. Reading database information is without problems, but writing information into the database returns an error as follows: Record was not updated. Database API specific error Your database has returned the following error code and description to Alpha Five. Consult your database documentation for further information. -804 - '[ODBC Firebird Driver][Firebird]Dynamic SQL Error SQL error dynamic sql error code = -804 Data type unknown SQL State is: HY000' Does anyone have experience with this type of error and how to solve it? Thx. Reply With Quote 06-01-2010,05:41 PM #2 Al Buchholz View Profile View Forum Posts Private Message Visit Homepage Moderator Real NameAlan Buchholz Join Date Oct 2000 Location Delavan, Wisconsin Posts 9,045 Re: Firebird ODBC connection error -804 Is the portable SQL flag on? You should try native SQL or stored procedure. Then Alpha won't try to help with the SQL syntax. Al Buchholz Bookwood Systems, LTD Weekly QReportBuilder Webinars Thursday 1 pm CST Occam's Razor - KISS Normalize till it hurts - De-normalize till it works. Advice offered and questions asked in the spirit of learning how to fish is better than someone giving you a fish. When we triage a problem it is much easier to read sample systems than to read a mind. Reply With Quote 06-01-2010,06:20 PM #3 Steve Workings View Profile View Forum Posts Private Message Moderator Real NameSteve Workings Join Date Apr 2000 Location The Dreaded Chair Posts 5,294 Re: Firebird ODBC connection error -804 Al - Firebird isn't in the AlphaDAO-supported list, so it's done with a separate ODBC driver. Marcel - Can you show us the code you're using to try to write to the database? Make sure you hide/mask/fake the various password and other security info in the connection string. -Steve Repl
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