NHibernate拦截SQL语句和参数
这个问题几乎与 拦截包含生成的参数值的 SQL 语句相同由 NHibernate 提供,但到目前为止还没有答案。
Public Class SqlStatementInterceptor
Inherits EmptyInterceptor
Implements IInterceptor
Public Overrides Function OnPrepareStatement(sql As SqlString) As SqlString
Debug.WriteLine(String.Format("{0} - {1}", DateTime.Now, sql.ToString()))
Return sql
End Function
End Class
我可以捕获SQL语句,但似乎无法获取参数。有人尝试过实现它吗?
This question is almost the same as Intercept SQL statements containing parameter values generated by NHibernate but with no answer so far yet.
Public Class SqlStatementInterceptor
Inherits EmptyInterceptor
Implements IInterceptor
Public Overrides Function OnPrepareStatement(sql As SqlString) As SqlString
Debug.WriteLine(String.Format("{0} - {1}", DateTime.Now, sql.ToString()))
Return sql
End Function
End Class
I can capture SQL statementm, but does not seem to be able to get parameters. Anybody ever tried to achieve it?
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您需要编写 log4net 附加程序。这就是 NProf 获取信息的方式。 Codeplex 上还有一个名为 NHibernate 3.0 SQL Logger 的项目,它使用了该技术。
You need to write log4net appender. This is how NHProf gets the information. There is also project on codeplex called NHibernate 3.0 SQL Logger which uses that technique.
您可以将
log4net
与TraceAppender
结合使用,还可以在配置中使用format_sql=true
属性来提高可读性。要使用的记录器是NHibernate.SQL。You can use
log4net
with aTraceAppender
, and also theformat_sql=true
property in configuration that help in readability. The logger to use isNHibernate.SQL
.