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I was copying data from MSSQL to ClickHouse. My table was 2M rows. Each time I was running the copy I was missing some rows. I was not getting any exception during the copy, everything was running ni…
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Submitted by: Baldur Fürchau (bfuerchau)
If i work with named FbParameter, Upadates/Inserts slow down\.
The reason seams to be, the often is used \_parametes\.IndexOf\(\) or \_Parameter\.Contains\(\…
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Hi there,
We recently switched from using the unmanaged Oracle.DataAccess driver to using the Oracle.ManagedDataAccess driver. It appears that data corruption is occurring when using ManagedDataAcc…
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Similar to https://github.com/linq2db/linq2db/issues/2864
How I can insert multiple parent entities that have child items?
I have a list of parent entities and each have nested list of child item…
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# Nullable properties in BulkInsert
I am trying to bulk insert a basic POCO that contains some `string` properties. These can, and may be `NULL` (`null`). However, when the field accessor is being …
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## Driver version
mssql-jdbc driver version 11.2.0.jre8
## SQL Server version
Provide the output of executing `SELECT @@VERSION` on your target SQL Server.
## Client Operating System
Operatin…
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**Describe the bug**
Since upgrading from v1.7.0 to v1.7.1, the `bulkimport` function no longer supports nullable types. I receive the following error when attempting to import:
```
bulkcopy: mss…
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### Is your feature request related to a problem? Please describe.
Currently, if you pass `null` to the Value in a `SqlParameter` constructor or use the `AddWithValue` method, you receive a rather cr…
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**Is your feature request related to a problem? Please describe.**
When a unique key constraint is triggered for duplicate inserts, BulkCopy is changing primary key with "Replace" option
**Describ…
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### Describe your issue
I have a class used as representation entity for two tables. So each of the tables have the same columns.
Please don't ask me why I do that - historic reasons I can't he…