OLE DB Driver 18.4 for SQL Server is released today, bringing support for Transparent Network IP Resolution and UTF-8 client-side support to the driver along with a number of fixes. The driver can be downloaded directly from Microsoft.
Changes:
Fixed:
| Issue | Details |
| Fixed various issues in the ISequentialStream interface | A few issues affecting multibyte code pages resulted in the interface prematurely reporting the end of the stream during the read operation. |
| Fixed a memory leak in the IOpenRowset::OpenRowset interface | Fixed a memory leak in the IOpenRowset::OpenRowset interface when the SSPROP_IRowsetFastLoad property was enabled. |
| Fixed an issue in scenarios involving a sql_variant data type and non-ASCII strings. | Executing certain scenarios involving a sql_variant data type and non-ASCII strings may result in data corruption. For details, see: Known issues. |
| Fixed issues with the Test Connection button in the UDL configuration dialog | The Test Connection button in the UDL configuration dialog now honors initialization properties set in the All tab. |
| Fixed the SSPROP_INIT_PACKETSIZE property default value handling | Fixed an unexpected error when the SSPROP_INIT_PACKETSIZE property was set to its default value of 0. For details about this property, see Initialization and Authorization Properties. |
| Fixed buffer overflow issues in IBCPSession | Fixed buffer overflow issues when using malformed data files. |
| Fixed accessibility issues | Fixed accessibility issues in the installer UI and the SQL Server Login dialog (reading content, tab stops). |
