diff --git a/BMA.EHR.Infrastructure/Migrations/ApplicationDB/20240503070505_Init Oracle Project.Designer.cs b/BMA.EHR.Infrastructure/Migrations/ApplicationDB/20240503074712_Init for Oracle.Designer.cs
similarity index 99%
rename from BMA.EHR.Infrastructure/Migrations/ApplicationDB/20240503070505_Init Oracle Project.Designer.cs
rename to BMA.EHR.Infrastructure/Migrations/ApplicationDB/20240503074712_Init for Oracle.Designer.cs
index 198bf353..1946c4f9 100644
--- a/BMA.EHR.Infrastructure/Migrations/ApplicationDB/20240503070505_Init Oracle Project.Designer.cs	
+++ b/BMA.EHR.Infrastructure/Migrations/ApplicationDB/20240503074712_Init for Oracle.Designer.cs	
@@ -12,8 +12,8 @@ using Oracle.EntityFrameworkCore.Metadata;
 namespace BMA.EHR.Infrastructure.Migrations.ApplicationDB
 {
     [DbContext(typeof(ApplicationDBContext))]
-    [Migration("20240503070505_Init Oracle Project")]
-    partial class InitOracleProject
+    [Migration("20240503074712_Init for Oracle")]
+    partial class InitforOracle
     {
         /// <inheritdoc />
         protected override void BuildTargetModel(ModelBuilder modelBuilder)
@@ -10096,7 +10096,10 @@ namespace BMA.EHR.Infrastructure.Migrations.ApplicationDB
 
                     b.HasIndex("PositionEmployeeLevelId");
 
-                    b.ToTable("OrganizationPositionEmployeeLevels");
+                    b.ToTable("OrganizationPositionEmployeeLevels", t =>
+                        {
+                            t.ExcludeFromMigrations();
+                        });
                 });
 
             modelBuilder.Entity("BMA.EHR.Domain.Models.OrganizationEmployee.OrganizationPositionEmployeePositionSide", b =>
@@ -10158,7 +10161,10 @@ namespace BMA.EHR.Infrastructure.Migrations.ApplicationDB
 
                     b.HasIndex("PositionEmployeePositionSideId");
 
-                    b.ToTable("OrganizationPositionEmployeePositionSides");
+                    b.ToTable("OrganizationPositionEmployeePositionSides", t =>
+                        {
+                            t.ExcludeFromMigrations();
+                        });
                 });
 
             modelBuilder.Entity("BMA.EHR.Domain.Models.Organizations.AvailablePositionLevelEntity", b =>
@@ -10763,7 +10769,10 @@ namespace BMA.EHR.Infrastructure.Migrations.ApplicationDB
 
                     b.HasIndex("PositionMasterEntityId");
 
-                    b.ToTable("PositionMasterHistoryEntity");
+                    b.ToTable("PositionMasterHistoryEntity", t =>
+                        {
+                            t.ExcludeFromMigrations();
+                        });
                 });
 
             modelBuilder.Entity("BMA.EHR.Domain.Models.Organizations.PositionNumberEntity", b =>
diff --git a/BMA.EHR.Infrastructure/Migrations/ApplicationDB/20240503070505_Init Oracle Project.cs b/BMA.EHR.Infrastructure/Migrations/ApplicationDB/20240503074712_Init for Oracle.cs
similarity index 96%
rename from BMA.EHR.Infrastructure/Migrations/ApplicationDB/20240503070505_Init Oracle Project.cs
rename to BMA.EHR.Infrastructure/Migrations/ApplicationDB/20240503074712_Init for Oracle.cs
index e0af0d53..20600f3c 100644
--- a/BMA.EHR.Infrastructure/Migrations/ApplicationDB/20240503070505_Init Oracle Project.cs	
+++ b/BMA.EHR.Infrastructure/Migrations/ApplicationDB/20240503074712_Init for Oracle.cs	
@@ -6,7 +6,7 @@ using Microsoft.EntityFrameworkCore.Migrations;
 namespace BMA.EHR.Infrastructure.Migrations.ApplicationDB
 {
     /// <inheritdoc />
-    public partial class InitOracleProject : Migration
+    public partial class InitforOracle : Migration
     {
         /// <inheritdoc />
         protected override void Up(MigrationBuilder migrationBuilder)
@@ -248,64 +248,6 @@ namespace BMA.EHR.Infrastructure.Migrations.ApplicationDB
                     table.PrimaryKey("PK_Notifications", x => x.Id);
                 });
 
-            migrationBuilder.CreateTable(
-                name: "OrganizationPositionEmployeeLevels",
-                columns: table => new
-                {
-                    Id = table.Column<Guid>(type: "RAW(16)", nullable: false, comment: "PrimaryKey"),
-                    CreatedAt = table.Column<DateTime>(type: "TIMESTAMP(7)", nullable: false, comment: "สร้างข้อมูลเมื่อ"),
-                    CreatedUserId = table.Column<string>(type: "NVARCHAR2(40)", maxLength: 40, nullable: false, comment: "User Id ที่สร้างข้อมูล"),
-                    LastUpdatedAt = table.Column<DateTime>(type: "TIMESTAMP(7)", nullable: true, comment: "แก้ไขข้อมูลล่าสุดเมื่อ"),
-                    LastUpdateUserId = table.Column<string>(type: "NVARCHAR2(40)", maxLength: 40, nullable: false, comment: "User Id ที่แก้ไขข้อมูลล่าสุด"),
-                    CreatedFullName = table.Column<string>(type: "NVARCHAR2(200)", maxLength: 200, nullable: false, comment: "ชื่อ User ที่สร้างข้อมูล"),
-                    LastUpdateFullName = table.Column<string>(type: "NVARCHAR2(200)", maxLength: 200, nullable: false, comment: "ชื่อ User ที่แก้ไขข้อมูลล่าสุด"),
-                    OrganizationEmployeeId = table.Column<Guid>(type: "RAW(16)", nullable: true),
-                    PositionEmployeeLevelId = table.Column<Guid>(type: "RAW(16)", nullable: true)
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("PK_OrganizationPositionEmployeeLevels", x => x.Id);
-                    table.ForeignKey(
-                        name: "FK_OrganizationPositionEmployeeLevels_OrganizationEmployees_OrganizationEmployeeId",
-                        column: x => x.OrganizationEmployeeId,
-                        principalTable: "OrganizationEmployees",
-                        principalColumn: "Id");
-                    table.ForeignKey(
-                        name: "FK_OrganizationPositionEmployeeLevels_PositionEmployeeLevels_PositionEmployeeLevelId",
-                        column: x => x.PositionEmployeeLevelId,
-                        principalTable: "PositionEmployeeLevels",
-                        principalColumn: "Id");
-                });
-
-            migrationBuilder.CreateTable(
-                name: "OrganizationPositionEmployeePositionSides",
-                columns: table => new
-                {
-                    Id = table.Column<Guid>(type: "RAW(16)", nullable: false, comment: "PrimaryKey"),
-                    CreatedAt = table.Column<DateTime>(type: "TIMESTAMP(7)", nullable: false, comment: "สร้างข้อมูลเมื่อ"),
-                    CreatedUserId = table.Column<string>(type: "NVARCHAR2(40)", maxLength: 40, nullable: false, comment: "User Id ที่สร้างข้อมูล"),
-                    LastUpdatedAt = table.Column<DateTime>(type: "TIMESTAMP(7)", nullable: true, comment: "แก้ไขข้อมูลล่าสุดเมื่อ"),
-                    LastUpdateUserId = table.Column<string>(type: "NVARCHAR2(40)", maxLength: 40, nullable: false, comment: "User Id ที่แก้ไขข้อมูลล่าสุด"),
-                    CreatedFullName = table.Column<string>(type: "NVARCHAR2(200)", maxLength: 200, nullable: false, comment: "ชื่อ User ที่สร้างข้อมูล"),
-                    LastUpdateFullName = table.Column<string>(type: "NVARCHAR2(200)", maxLength: 200, nullable: false, comment: "ชื่อ User ที่แก้ไขข้อมูลล่าสุด"),
-                    OrganizationEmployeeId = table.Column<Guid>(type: "RAW(16)", nullable: true),
-                    PositionEmployeePositionSideId = table.Column<Guid>(type: "RAW(16)", nullable: true)
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("PK_OrganizationPositionEmployeePositionSides", x => x.Id);
-                    table.ForeignKey(
-                        name: "FK_OrganizationPositionEmployeePositionSides_OrganizationEmployees_OrganizationEmployeeId",
-                        column: x => x.OrganizationEmployeeId,
-                        principalTable: "OrganizationEmployees",
-                        principalColumn: "Id");
-                    table.ForeignKey(
-                        name: "FK_OrganizationPositionEmployeePositionSides_PositionEmployeePositionSides_PositionEmployeePositionSideId",
-                        column: x => x.PositionEmployeePositionSideId,
-                        principalTable: "PositionEmployeePositionSides",
-                        principalColumn: "Id");
-                });
-
             migrationBuilder.CreateTable(
                 name: "PlacementIsProperties",
                 columns: table => new
@@ -695,44 +637,6 @@ namespace BMA.EHR.Infrastructure.Migrations.ApplicationDB
                     table.PrimaryKey("PK_PlacementTypes", x => x.Id);
                 });
 
-            migrationBuilder.CreateTable(
-                name: "PositionMasterHistoryEntity",
-                columns: table => new
-                {
-                    Id = table.Column<Guid>(type: "RAW(16)", nullable: false, comment: "PrimaryKey"),
-                    Position = table.Column<string>(type: "NVARCHAR2(2000)", nullable: true, comment: "Position"),
-                    PositionPath = table.Column<string>(type: "NVARCHAR2(2000)", nullable: true, comment: "PositionPath"),
-                    PositionType = table.Column<string>(type: "NVARCHAR2(2000)", nullable: true, comment: "PositionType"),
-                    PositionExecutive = table.Column<string>(type: "NVARCHAR2(2000)", nullable: true, comment: "PositionExecutive"),
-                    PositionExecutiveSide = table.Column<string>(type: "NVARCHAR2(2000)", nullable: true, comment: "PositionExecutiveSide"),
-                    PositionPathSide = table.Column<string>(type: "NVARCHAR2(2000)", nullable: true, comment: "PositionPathSide"),
-                    PositionLine = table.Column<string>(type: "NVARCHAR2(2000)", nullable: true, comment: "PositionLine"),
-                    PositionStatus = table.Column<string>(type: "NVARCHAR2(2000)", nullable: true, comment: "PositionStatus"),
-                    PositionCondition = table.Column<string>(type: "NVARCHAR2(2000)", nullable: true, comment: "PositionCondition"),
-                    PositionLevel = table.Column<string>(type: "NVARCHAR2(2000)", nullable: true, comment: "PositionLevel"),
-                    PositionMasterUserNote = table.Column<string>(type: "NVARCHAR2(2000)", nullable: true, comment: "PositionMasterUserNote"),
-                    IsDirector = table.Column<bool>(type: "NUMBER(1)", nullable: true, comment: "IsDirector"),
-                    Qualification = table.Column<string>(type: "NVARCHAR2(2000)", nullable: true, comment: "คุณวุฒิ"),
-                    CreatedAt = table.Column<DateTime>(type: "TIMESTAMP(7)", nullable: false, comment: "สร้างข้อมูลเมื่อ"),
-                    CreatedUserId = table.Column<string>(type: "NVARCHAR2(40)", maxLength: 40, nullable: false, comment: "User Id ที่สร้างข้อมูล"),
-                    LastUpdatedAt = table.Column<DateTime>(type: "TIMESTAMP(7)", nullable: true, comment: "แก้ไขข้อมูลล่าสุดเมื่อ"),
-                    LastUpdateUserId = table.Column<string>(type: "NVARCHAR2(40)", maxLength: 40, nullable: false, comment: "User Id ที่แก้ไขข้อมูลล่าสุด"),
-                    CreatedFullName = table.Column<string>(type: "NVARCHAR2(200)", maxLength: 200, nullable: false, comment: "ชื่อ User ที่สร้างข้อมูล"),
-                    LastUpdateFullName = table.Column<string>(type: "NVARCHAR2(200)", maxLength: 200, nullable: false, comment: "ชื่อ User ที่แก้ไขข้อมูลล่าสุด"),
-                    PositionMasterEntityId = table.Column<Guid>(type: "RAW(16)", nullable: true),
-                    PositionPathSideObject = table.Column<string>(type: "NVARCHAR2(2000)", nullable: true),
-                    PositionExecutiveSideObject = table.Column<string>(type: "NVARCHAR2(2000)", nullable: true)
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("PK_PositionMasterHistoryEntity", x => x.Id);
-                    table.ForeignKey(
-                        name: "FK_PositionMasterHistoryEntity_PositionMasters_PositionMasterEntityId",
-                        column: x => x.PositionMasterEntityId,
-                        principalTable: "PositionMasters",
-                        principalColumn: "Id");
-                });
-
             migrationBuilder.CreateTable(
                 name: "RetirementDeceaseds",
                 columns: table => new
@@ -2580,26 +2484,6 @@ namespace BMA.EHR.Infrastructure.Migrations.ApplicationDB
                 table: "InsigniaRequests",
                 column: "PeriodId");
 
-            migrationBuilder.CreateIndex(
-                name: "IX_OrganizationPositionEmployeeLevels_OrganizationEmployeeId",
-                table: "OrganizationPositionEmployeeLevels",
-                column: "OrganizationEmployeeId");
-
-            migrationBuilder.CreateIndex(
-                name: "IX_OrganizationPositionEmployeeLevels_PositionEmployeeLevelId",
-                table: "OrganizationPositionEmployeeLevels",
-                column: "PositionEmployeeLevelId");
-
-            migrationBuilder.CreateIndex(
-                name: "IX_OrganizationPositionEmployeePositionSides_OrganizationEmployeeId",
-                table: "OrganizationPositionEmployeePositionSides",
-                column: "OrganizationEmployeeId");
-
-            migrationBuilder.CreateIndex(
-                name: "IX_OrganizationPositionEmployeePositionSides_PositionEmployeePositionSideId",
-                table: "OrganizationPositionEmployeePositionSides",
-                column: "PositionEmployeePositionSideId");
-
             migrationBuilder.CreateIndex(
                 name: "IX_PlacementAppointmentDocs_DocumentId",
                 table: "PlacementAppointmentDocs",
@@ -2910,11 +2794,6 @@ namespace BMA.EHR.Infrastructure.Migrations.ApplicationDB
                 table: "PlacementTransfers",
                 column: "ProfileId");
 
-            migrationBuilder.CreateIndex(
-                name: "IX_PositionMasterHistoryEntity_PositionMasterEntityId",
-                table: "PositionMasterHistoryEntity",
-                column: "PositionMasterEntityId");
-
             migrationBuilder.CreateIndex(
                 name: "IX_RetirementDeceasedNotis_DocumentId",
                 table: "RetirementDeceasedNotis",
@@ -3047,12 +2926,6 @@ namespace BMA.EHR.Infrastructure.Migrations.ApplicationDB
             migrationBuilder.DropTable(
                 name: "Notifications");
 
-            migrationBuilder.DropTable(
-                name: "OrganizationPositionEmployeeLevels");
-
-            migrationBuilder.DropTable(
-                name: "OrganizationPositionEmployeePositionSides");
-
             migrationBuilder.DropTable(
                 name: "PlacementAppointmentDocs");
 
@@ -3083,9 +2956,6 @@ namespace BMA.EHR.Infrastructure.Migrations.ApplicationDB
             migrationBuilder.DropTable(
                 name: "PlacementTransferDocs");
 
-            migrationBuilder.DropTable(
-                name: "PositionMasterHistoryEntity");
-
             migrationBuilder.DropTable(
                 name: "RetirementDeceasedNotis");
 
diff --git a/BMA.EHR.Infrastructure/Migrations/ApplicationDB/ApplicationDBContextModelSnapshot.cs b/BMA.EHR.Infrastructure/Migrations/ApplicationDB/ApplicationDBContextModelSnapshot.cs
index 3d98f4dc..297a6e05 100644
--- a/BMA.EHR.Infrastructure/Migrations/ApplicationDB/ApplicationDBContextModelSnapshot.cs
+++ b/BMA.EHR.Infrastructure/Migrations/ApplicationDB/ApplicationDBContextModelSnapshot.cs
@@ -10093,7 +10093,10 @@ namespace BMA.EHR.Infrastructure.Migrations.ApplicationDB
 
                     b.HasIndex("PositionEmployeeLevelId");
 
-                    b.ToTable("OrganizationPositionEmployeeLevels");
+                    b.ToTable("OrganizationPositionEmployeeLevels", t =>
+                        {
+                            t.ExcludeFromMigrations();
+                        });
                 });
 
             modelBuilder.Entity("BMA.EHR.Domain.Models.OrganizationEmployee.OrganizationPositionEmployeePositionSide", b =>
@@ -10155,7 +10158,10 @@ namespace BMA.EHR.Infrastructure.Migrations.ApplicationDB
 
                     b.HasIndex("PositionEmployeePositionSideId");
 
-                    b.ToTable("OrganizationPositionEmployeePositionSides");
+                    b.ToTable("OrganizationPositionEmployeePositionSides", t =>
+                        {
+                            t.ExcludeFromMigrations();
+                        });
                 });
 
             modelBuilder.Entity("BMA.EHR.Domain.Models.Organizations.AvailablePositionLevelEntity", b =>
@@ -10760,7 +10766,10 @@ namespace BMA.EHR.Infrastructure.Migrations.ApplicationDB
 
                     b.HasIndex("PositionMasterEntityId");
 
-                    b.ToTable("PositionMasterHistoryEntity");
+                    b.ToTable("PositionMasterHistoryEntity", t =>
+                        {
+                            t.ExcludeFromMigrations();
+                        });
                 });
 
             modelBuilder.Entity("BMA.EHR.Domain.Models.Organizations.PositionNumberEntity", b =>
diff --git a/BMA.EHR.Infrastructure/Persistence/ApplicationDBContext.cs b/BMA.EHR.Infrastructure/Persistence/ApplicationDBContext.cs
index 2ec7dfac..d078329e 100644
--- a/BMA.EHR.Infrastructure/Persistence/ApplicationDBContext.cs
+++ b/BMA.EHR.Infrastructure/Persistence/ApplicationDBContext.cs
@@ -414,6 +414,10 @@ namespace BMA.EHR.Infrastructure.Persistence
             modelBuilder.Entity<PositionMasterEntity>().Metadata.SetIsTableExcludedFromMigrations(true);
             modelBuilder.Entity<PositionNumberEntity>().Metadata.SetIsTableExcludedFromMigrations(true);
             modelBuilder.Entity<ProfilePosition>().Metadata.SetIsTableExcludedFromMigrations(true);
+            modelBuilder.Entity<PositionMasterHistoryEntity>().Metadata.SetIsTableExcludedFromMigrations(true);
+
+            modelBuilder.Entity<OrganizationPositionEmployeeLevel>().Metadata.SetIsTableExcludedFromMigrations(true);
+            modelBuilder.Entity<OrganizationPositionEmployeePositionSide>().Metadata.SetIsTableExcludedFromMigrations(true);
 
             modelBuilder.Entity<Report2>().Metadata.SetIsTableExcludedFromMigrations(true);
             modelBuilder.Entity<Report2History>().Metadata.SetIsTableExcludedFromMigrations(true);