nhibernate - 无法在 nHibernate 多对一映射上添加新记录

Question

String or binary data would be truncated.
The statement has been terminated.

Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code. 

Exception Details: System.Data.SqlClient.SqlException: String or binary data would be truncated.
The statement has been terminated.

Source Error: 
Line 33:             ITransaction tx = session.BeginTransaction();
Line 34:             session.SaveOrUpdate(productX);
Line 35:             tx.Commit();
Line 36:         }
Line 37: 

Source File: ProductService.cs    Line: 35 

Stack Trace: 
[SqlException (0x80131904): String or binary data would be truncated.
The statement has been terminated.]

<?xml version="1.0" encoding="utf-8"?>
<hibernate-mapping xmlns="urn:nhibernate-mapping-2.2" namespace="Aquamate.DataObjects.Core" assembly="Aquamate.DataObjects.Core">
    <class name="Product" table="revProduct">
        <id name="Pid" >
            <generator class="guid.comb" />
        </id>
        <many-to-one name="ProductCategory" class="Category" lazy="proxy">
            <column name="Catid" not-null="true" />
        </many-to-one>
        <property name="NameEng" not-null="true" />
        <property name="NameTch" not-null="true" />
        <property name="Status" not-null="true" />
        <property name="Sort" not-null="true" />
    </class>
</hibernate-mapping>

Answer 1

此错误通常意味着您正在尝试向数据大小大于为该列定义的数据大小的数据库列插入值。

检查数据库中为所有映射属性定义的大小，并将其与您尝试插入的数据进行比较。

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