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mySQL does not support ADO???: msg#00161

db.mysql.windows

Subject: mySQL does not support ADO???

From: <kelvinq415@xxxxxxxxx>
To: win32@xxxxxxxxxxxxxxx
Subject: [mySQL VS6 C++ ADO myODBC Multiple Updates
fail]

Description:
1) change a field in an ADO recordset
27Feb03
2) do a recordset->Update()
3) repeat 1 & 2 get this error:

Code = 80040e38 Hex WCode = 3128 Decimal Meaning =
IDispatch error #3128 Source = Microsoft Cursor
Engine Description = Row cannot be located for
updating. Some values may have been changed since it
was last read.
[p MDAC 2.7 cursor client]

nb If I put multiple recordset->Update()
statements immediately after the 1st
there is no error.
So the problem is because some data (non key)
is changed ( double, not varchar data)

How-To-Repeat:
repeat steps 1 & 2 above
sometimes I can do 2 or 3 change+Update before error
see
http://www.devshed.com/Server_Side/MySQL/ODBC/comments/990105999/1000313305/1000314956/349238212
for people having various Update problems in VB last
year

Fix:
some forums with similar VB problems suggest:
"abandon ADO and use SQL commands"
This is not a "fix" for ADO.

Synopsis: ADO update fails on some iteration
Submitter-Id: <submitter ID >
Originator: C Skinner
Organization: RewardTech
MySQL support: none
Severity: critical
Priority: high
Category: [mysqld, mysql client, C
Class: [ sw-bug | doc-bug | change-request | support
]
Release: mysql-3.23.38

Exectutable: [mysqld, mysqld-opt]
Environment: Pent3
System: <Win98>
Compiler: VC++ 6.0
Architecture: i



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