Merge branch 'main' of github.com:dotnetcore/sharding-core

samples/Sample.MySql/Program.cs

@@ -13,6 +13,7 @@ namespace Sample.MySql
     {
         public static void Main(string[] args)
         {
+            var list = Enumerable.Range(1,3).Select(o=>(o%100).ToString().PadLeft(2,'0')).ToList();
             CreateHostBuilder(args).Build().Run();
         }
 

samples/Sample.MySql/Startup.cs

@@ -67,7 +67,7 @@ namespace Sample.MySql
             //     });
             services.AddMultiShardingDbContext<OtherDbContext>()
                 .UseRouteConfig(op => { op.AddShardingTableRoute<MyUserRoute>(); })
-                .UseConfig(o =>
+                .UseConfig((sp,o) =>
                 {
                     o.ThrowIfQueryRouteNotMatch = false;
                     o.UseShardingQuery((conStr, builder) =>

samples/Sample.SqlServer/Domain/Maps/SysTestMap.cs

@@ -9,7 +9,7 @@ namespace Sample.SqlServer.Domain.Maps
         public void Configure(EntityTypeBuilder<SysTest> builder)
         {
             builder.HasKey(o => o.Id);
-            builder.Property(o => o.Id).IsRequired().HasMaxLength(128);
+            builder.Property(o => o.Id).ValueGeneratedOnAdd().IsRequired().HasMaxLength(128);
             builder.Property(o => o.UserId).IsRequired().HasMaxLength(128);
             builder.ToTable(nameof(SysTest));
         }

samples/Sample.SqlServerShardingDataSource/VirtualRoutes/SysUserVirtualDataSourceRoute.cs

@@ -12,6 +12,15 @@ namespace Sample.SqlServerShardingDataSource.VirtualRoutes
 {
     public class SysUserVirtualDataSourceRoute : AbstractShardingOperatorVirtualDataSourceRoute<SysUser, string>
     {
+        // private readonly List<string> _dataSources = new List<string>()
+        // {
+        //     "00", "01", "02","03"
+        // };
+        // //我们设置区域就是数据库
+        // public override string ShardingKeyToDataSourceName(object shardingKey)
+        // {
+        //     return Math.Abs(ShardingCoreHelper.GetStringHashCode(shardingKey?.ToString() ?? string.Empty)%4).ToString().PadLeft(2,'0');
+        // }
         private readonly List<string> _dataSources = new List<string>()
         {
             "00", "01", "02","03"

src/ShardingCore/Core/VirtualRoutes/TableRoutes/RoutingRuleEngine/TableRouteRuleEngine.cs

@@ -107,6 +107,10 @@ namespace ShardingCore.Core.VirtualRoutes.TableRoutes.RoutingRuleEngine
                         }
                     }
                 }
+                else
+                {
+                    routeMaps.Add(dataSourceName,new Dictionary<Type, ISet<TableRouteUnit>>());   
+                }
             }
 
            return new ShardingRouteResult(sqlRouteUnits, sqlRouteUnits.Count == 0, dataSourceCount > 1, isCrossTable,