添加项目文件。

Logger/Nlog.config

@@ -0,0 +1,37 @@
+<?xml version="1.0" encoding="utf-8"?>
+<nlog xmlns="http://www.nlog-project.org/schemas/NLog.xsd"
+      xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
+
+	<!-- 定义目标 -->
+	<targets>
+		<!-- SQL 日志 -->
+		<target name="sqlLog" xsi:type="File"
+				fileName="Logs/${shortdate}_sql.txt"
+				layout="${longdate} [${level}] [ThreadId:${threadid}] ${message} ${exception}"
+				encoding="utf-8" />
+
+		<!-- Info 日志 -->
+		<target name="infoLog" xsi:type="File"
+				fileName="Logs/${shortdate}_info.txt"
+				layout="${longdate} [${level}] [ThreadId:${threadid}] ${message} ${exception}"
+				encoding="utf-8" />
+
+		<!-- Warn 日志 -->
+		<target name="warnLog" xsi:type="File"
+				fileName="Logs/${shortdate}_warn.txt"
+				layout="${longdate} [${level}] [ThreadId:${threadid}] ${message} ${exception}"
+				encoding="utf-8" />
+	</targets>
+
+	<!-- 定义日志规则 -->
+	<rules>
+		<!-- SQL 日志规则 -->
+		<logger name="SqlLogger" minlevel="Info" writeTo="sqlLog" />
+
+		<!-- Info 日志规则 -->
+		<logger name="InfoLogger" minlevel="Info" maxlevel="Info" writeTo="infoLog" />
+
+		<!-- Warn 日志规则 -->
+		<logger name="*" minlevel="Warn" writeTo="warnLog" />
+	</rules>
+</nlog>