Add Ecng_ prefix to all test DB table names and wire Entity attribute in SchemaRegistry

- SchemaRegistry.CreateFromReflection now reads [Entity] attribute for TableName and NoCache
- All integration test tables renamed with Ecng_ prefix for consistent naming

Author: mikasoukhov

Data.ORM/SchemaRegistry.cs

@@ -35,6 +35,7 @@ public static Schema Get(Type entityType)
 
 	private static Schema CreateFromReflection(Type entityType)
 	{
+		var entityAttr = entityType.GetCustomAttribute<EntityAttribute>();
 		var columns = new List<SchemaColumn>();
 		SchemaColumn identity = null;
 		var loadProps = new List<(PropertyInfo prop, bool isClass)>();
@@ -80,7 +81,8 @@ private static Schema CreateFromReflection(Type entityType)
 
 		return new()
 		{
-			TableName = entityType.Name,
+			TableName = entityAttr?.Name.IsEmpty() == false ? entityAttr.Name : entityType.Name,
+			NoCache = entityAttr?.NoCache ?? false,
 			EntityType = entityType,
 			Identity = identity,
 			Columns = columns,

Tests/Data/AdoIntegrationTests.cs

@@ -19,7 +19,7 @@ public abstract class AdoIntegrationTestsBase : BaseTestClass
 	protected abstract DbProviderFactory Factory { get; }
 	protected abstract string GetConnectionString();
 
-	private const string TableName = "AdoTestItems";
+	private const string TableName = "Ecng_AdoTestItems";
 
 	private static readonly Dictionary<string, Type> _columns = new()
 	{

Tests/Data/ComparisonOperatorIntegrationTests.cs

@@ -16,7 +16,7 @@ namespace Ecng.Tests.Data;
 public class ComparisonOperatorIntegrationTests : BaseTestClass
 {
 	private const string ProviderName = DatabaseProviderRegistry.SQLite;
-	private const string TableName = "comp_op_test";
+	private const string TableName = "Ecng_CompOpTest";
 
 	private static SqliteConnection _keepAlive;
 	private static IDatabaseConnection _connection;
@@ -28,13 +28,13 @@ public static void ClassInit(TestContext context)
 		SQLiteDialect.Register(SqliteFactory.Instance);
 
 		// Keep-alive connection to prevent in-memory DB from being destroyed
-		_keepAlive = new SqliteConnection("Data Source=comp_op_test;Mode=Memory;Cache=Shared");
+		_keepAlive = new SqliteConnection("Data Source=Ecng_CompOpTest;Mode=Memory;Cache=Shared");
 		_keepAlive.Open();
 
 		var pair = new DatabaseConnectionPair
 		{
 			Provider = ProviderName,
-			ConnectionString = "Data Source=comp_op_test;Mode=Memory;Cache=Shared",
+			ConnectionString = "Data Source=Ecng_CompOpTest;Mode=Memory;Cache=Shared",
 		};
 
 		_connection = AdoDatabaseProvider.Instance.CreateConnection(pair);

Tests/Data/DatabaseTableIntegrationTests.cs

@@ -17,7 +17,7 @@ namespace Ecng.Tests.Data;
 [DoNotParallelize]
 public class DatabaseTableIntegrationTests : BaseTestClass
 {
-	private const string _testTableName = "ecng_table_test";
+	private const string _testTableName = "Ecng_TableTest";
 	private static string _sqliteDbPath;
 
 	[ClassInitialize]
@@ -576,7 +576,7 @@ public async Task Table_Upsert_InsertAndUpdate_Success(string providerName)
 	{
 		SkipIfSqlServerOnNet6(providerName);
 
-		var upsertTableName = "upsert_test";
+		var upsertTableName = "Ecng_UpsertTest";
 		var provider = AdoDatabaseProvider.Instance;
 		using var connection = provider.CreateConnection(GetConnectionPair(providerName));
 		var table = provider.GetTable(connection, upsertTableName);

Tests/Data/EntityGeneratorTests.cs

@@ -12,7 +12,7 @@ public void EntityAttribute_Name()
 	{
 		var schema = SchemaRegistry.Get(typeof(GenTestOrderEntity));
 
-		schema.TableName.AssertEqual("Orders");
+		schema.TableName.AssertEqual("Ecng_Orders");
 	}
 
 	[TestMethod]

Tests/Data/GeneratorTestEntities.cs

@@ -19,14 +19,14 @@ public virtual void Save(SettingsStorage storage) { }
 	public virtual void InitLists(IStorage db) { }
 }
 
-[Entity(Name = "Orders", NoCache = true)]
+[Entity(Name = "Ecng_Orders", NoCache = true)]
 public partial class GenTestOrderEntity : GenTestBaseEntity
 {
 	public string Symbol { get; set; }
 	public decimal Price { get; set; }
 }
 
-[Entity(Name = "Products")]
+[Entity(Name = "Ecng_Products")]
 public partial class GenTestProductEntity : GenTestBaseEntity
 {
 	public string Title { get; set; }

Tests/Data/InnerSchemaTests.cs

@@ -190,7 +190,7 @@ public static void ClassInit(TestContext context)
 
 		SchemaRegistry.Register(new Schema
 		{
-			TableName = "TestOrderWithAddress",
+			TableName = "Ecng_OrderWithAddress",
 			EntityType = typeof(TestOrderWithAddress),
 			Identity = new SchemaColumn { Name = "Id", ClrType = typeof(long) },
 			Columns =
@@ -206,7 +206,7 @@ public static void ClassInit(TestContext context)
 		conn.Open();
 		using var cmd = conn.CreateCommand();
 		cmd.CommandText = """
-			CREATE TABLE "TestOrderWithAddress" (
+			CREATE TABLE "Ecng_OrderWithAddress" (
 				"Id" INTEGER PRIMARY KEY,
 				"OrderName" TEXT,
 				"ShippingAddressStreet" TEXT,
@@ -361,7 +361,7 @@ public static void ClassInit(TestContext context)
 		// Register TestCountry — standalone entity
 		SchemaRegistry.Register(new Schema
 		{
-			TableName = "TestCountry",
+			TableName = "Ecng_Country",
 			EntityType = typeof(TestCountry),
 			Identity = new SchemaColumn { Name = "Id", ClrType = typeof(long) },
 			Columns =
@@ -374,7 +374,7 @@ public static void ClassInit(TestContext context)
 		// Register TestOrderWithAddressEx — entity with multi-level inner schema + RelationSingle
 		SchemaRegistry.Register(new Schema
 		{
-			TableName = "TestOrderWithAddressEx",
+			TableName = "Ecng_OrderWithAddressEx",
 			EntityType = typeof(TestOrderWithAddressEx),
 			Identity = new SchemaColumn { Name = "Id", ClrType = typeof(long) },
 			Columns =
@@ -393,11 +393,11 @@ public static void ClassInit(TestContext context)
 		conn.Open();
 		using var cmd = conn.CreateCommand();
 		cmd.CommandText = """
-			CREATE TABLE "TestCountry" (
+			CREATE TABLE "Ecng_Country" (
 				"Id" INTEGER PRIMARY KEY,
 				"Name" TEXT
 			);
-			CREATE TABLE "TestOrderWithAddressEx" (
+			CREATE TABLE "Ecng_OrderWithAddressEx" (
 				"Id" INTEGER PRIMARY KEY,
 				"OrderName" TEXT,
 				"ShippingAddressStreet" TEXT,

Tests/Data/OrmIntegrationTests.cs

@@ -78,13 +78,13 @@ public void TestInit()
 		using var conn = new SqlConnection(_connectionString);
 		conn.Open();
 
-		Execute(conn, "DELETE FROM [TestItemCategory]");
-		Execute(conn, "DELETE FROM [TestItem]");
-		Execute(conn, "DELETE FROM [TestCategory]");
-		Execute(conn, "DELETE FROM [TestTask]");
-		Execute(conn, "DELETE FROM [TestPerson]");
-		Execute(conn, "DELETE FROM [TestNodeChild]");
-		Execute(conn, "DELETE FROM [TestNode]");
+		Execute(conn, "DELETE FROM [Ecng_TestItemCategory]");
+		Execute(conn, "DELETE FROM [Ecng_TestItem]");
+		Execute(conn, "DELETE FROM [Ecng_TestCategory]");
+		Execute(conn, "DELETE FROM [Ecng_TestTask]");
+		Execute(conn, "DELETE FROM [Ecng_TestPerson]");
+		Execute(conn, "DELETE FROM [Ecng_TestNodeChild]");
+		Execute(conn, "DELETE FROM [Ecng_TestNode]");
 
 		Storage.ClearCacheAsync(CancellationToken).AsTask().Wait();
 	}
@@ -1800,9 +1800,9 @@ public async Task RelationSingle_FkWithZeroId()
 		using (var conn = new SqlConnection(_connectionString))
 		{
 			conn.Open();
-			Execute(conn, "SET IDENTITY_INSERT [TestPerson] ON");
-			Execute(conn, "INSERT INTO [TestPerson] (Id, Name) VALUES (0, 'ZeroRoot')");
-			Execute(conn, "SET IDENTITY_INSERT [TestPerson] OFF");
+			Execute(conn, "SET IDENTITY_INSERT [Ecng_TestPerson] ON");
+			Execute(conn, "INSERT INTO [Ecng_TestPerson] (Id, Name) VALUES (0, 'ZeroRoot')");
+			Execute(conn, "SET IDENTITY_INSERT [Ecng_TestPerson] OFF");
 		}
 
 		// Insert a task referencing Person Id=0

Tests/Data/OrmTestEntities.cs

@@ -5,6 +5,7 @@ namespace Ecng.Tests.Data;
 using Ecng.Data.Sql;
 using Ecng.Serialization;
 
+[Entity(Name = "Ecng_TestItem")]
 public class TestItem : IDbPersistable
 {
 	public long Id { get; set; }
@@ -41,6 +42,7 @@ public ValueTask LoadAsync(SettingsStorage storage, IStorage db, CancellationTok
 	}
 }
 
+[Entity(Name = "Ecng_TestCategory")]
 public class TestCategory : IDbPersistable
 {
 	public long Id { get; set; }
@@ -65,6 +67,7 @@ public ValueTask LoadAsync(SettingsStorage storage, IStorage db, CancellationTok
 	}
 }
 
+[Entity(Name = "Ecng_TestItemCategory")]
 public class TestItemCategory : IDbPersistable
 {
 	public long Id { get; set; }
@@ -92,6 +95,7 @@ public async ValueTask LoadAsync(SettingsStorage storage, IStorage db, Cancellat
 	}
 }
 
+[Entity(Name = "Ecng_TestPerson")]
 public class TestPerson : IDbPersistable
 {
 	public long Id { get; set; }
@@ -123,6 +127,7 @@ public void InitLists(IStorage db)
 	}
 }
 
+[Entity(Name = "Ecng_TestTask")]
 public class TestTask : IDbPersistable
 {
 	public long Id { get; set; }
@@ -239,6 +244,7 @@ public void Save(SettingsStorage storage) { }
 /// Self-referencing tree node for testing multi-level RelationMany nesting.
 /// Mirrors the Client → ClientGroup → Client pattern in the web app.
 /// </summary>
+[Entity(Name = "Ecng_TestNode")]
 public class TestNode : IDbPersistable
 {
 	public long Id { get; set; }
@@ -271,6 +277,7 @@ public void InitLists(IStorage db)
 /// Junction entity linking a parent TestNode to a child TestNode.
 /// Mirrors ClientGroup (Client FK + Group FK).
 /// </summary>
+[Entity(Name = "Ecng_TestNodeChild")]
 public class TestNodeChild : IDbPersistable
 {
 	public long Id { get; set; }