From fb88592915c07663690145bc6afe3ad883241fa1 Mon Sep 17 00:00:00 2001
From: sunkaixuan <610262374@qq.com>
Date: Tue, 23 Apr 2024 10:59:51 +0800
Subject: [PATCH] Synchronization code

---
 Src/Asp.Net/SqlSugar/Utilities/UtilMethods.cs | 21 ++++++++++++++++++-
 .../SqlSugar/SqlSugarForCore.nuspec           |  2 +-
 2 files changed, 21 insertions(+), 2 deletions(-)

diff --git a/Src/Asp.Net/SqlSugar/Utilities/UtilMethods.cs b/Src/Asp.Net/SqlSugar/Utilities/UtilMethods.cs
index 7db3b97d6..5267b724a 100644
--- a/Src/Asp.Net/SqlSugar/Utilities/UtilMethods.cs
+++ b/Src/Asp.Net/SqlSugar/Utilities/UtilMethods.cs
@@ -1559,7 +1559,7 @@ namespace SqlSugar
                     }
                     else if (item.Value is byte[]&&connectionConfig.DbType==DbType.PostgreSQL)
                     {
-                        result = result.Replace(item.ParameterName, "E'0x" + BitConverter.ToString((byte[])item.Value).Replace("-", "")+"'" );
+                        result = result.Replace(item.ParameterName, ByteArrayToPostgreByteaLiteral(item.Value as byte[]));
                     }
                     else if (item.Value is byte[])
                     {
@@ -1595,7 +1595,26 @@ namespace SqlSugar
 
             return result;
         }
+        public static string ByteArrayToPostgreByteaLiteral(byte[] data)
+        {
+            var sb = new StringBuilder("E'");
 
+            foreach (var b in data)
+            {
+                if (b >= 32 && b < 127 && !char.IsControl((char)b)) // 可打印的ASCII字符  
+                {
+                    sb.Append((char)b);
+                }
+                else // 非打印字符或控制字符  
+                {
+                    sb.Append("\\\\");
+                    sb.Append(Convert.ToString(b, 8).PadLeft(3, '0'));
+                }
+            }
+
+            sb.Append("'::bytea");
+            return sb.ToString();
+        }
         public static void CheckArray<T>(T[] insertObjs) where T : class, new()
         {
 
diff --git a/Src/Asp.NetCore2/SqlSugar/SqlSugarForCore.nuspec b/Src/Asp.NetCore2/SqlSugar/SqlSugarForCore.nuspec
index 2a0ed4667..a1610a4e0 100644
--- a/Src/Asp.NetCore2/SqlSugar/SqlSugarForCore.nuspec
+++ b/Src/Asp.NetCore2/SqlSugar/SqlSugarForCore.nuspec
@@ -2,7 +2,7 @@
 <package >
   <metadata>
     <id>SqlSugarCore</id>
-    <version>5.1.4.153-preview25</version>
+    <version>5.1.4.153-preview26</version>
     <authors>sunkaixuan</authors>
     <owners>果糖大数据科技</owners>
     <licenseUrl>http://www.apache.org/licenses/LICENSE-2.0.html</licenseUrl>