drop snapshots_rules createddate

expensive and unneeded
2026-03-11 09:04:27 +00:00 · 2018-08-27 06:25:48 -05:00 · 2018-08-27 06:25:48 -05:00 · 8f8a53c1ce
commit 8f8a53c1ce
parent 569162ff20
4 changed files with 665 additions and 6 deletions
--- a/src/FilterLists.Api/Migrations/20180827112409_DropSnapshotRuleCreatedDateUtc.Designer.cs
+++ b/src/FilterLists.Api/Migrations/20180827112409_DropSnapshotRuleCreatedDateUtc.Designer.cs
@ -0,0 +1,639 @@
+// <auto-generated />
+
+using System;
+using FilterLists.Data;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Metadata;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+namespace FilterLists.Api.Migrations
+{
+    [DbContext(typeof(FilterListsDbContext))]
+    [Migration("20180827112409_DropSnapshotRuleCreatedDateUtc")]
+    partial class DropSnapshotRuleCreatedDateUtc
+    {
+        protected override void BuildTargetModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "2.1.2-rtm-30932")
+                .HasAnnotation("Relational:MaxIdentifierLength", 64);
+
+            modelBuilder.Entity("FilterLists.Data.Entities.FilterList", b =>
+            {
+                b.Property<ushort>("Id")
+                 .ValueGeneratedOnAdd()
+                 .HasColumnType("SMALLINT UNSIGNED")
+                 .HasAnnotation("MySql:ValueGenerationStrategy", MySqlValueGenerationStrategy.IdentityColumn);
+
+                b.Property<bool>("CantSnapshot");
+
+                b.Property<string>("ChatUrl")
+                 .HasColumnType("TEXT");
+
+                b.Property<DateTime?>("CreatedDateUtc")
+                 .IsRequired()
+                 .ValueGeneratedOnAdd()
+                 .HasColumnType("TIMESTAMP")
+                 .HasDefaultValueSql("current_timestamp()");
+
+                b.Property<string>("Description")
+                 .HasColumnType("TEXT");
+
+                b.Property<string>("DescriptionSourceUrl")
+                 .HasColumnType("TEXT");
+
+                b.Property<DateTime?>("DiscontinuedDate")
+                 .ValueGeneratedOnAdd()
+                 .HasColumnType("DATE")
+                 .HasDefaultValueSql("NULL");
+
+                b.Property<string>("DonateUrl")
+                 .HasColumnType("TEXT");
+
+                b.Property<string>("EmailAddress")
+                 .ValueGeneratedOnAdd()
+                 .HasColumnType("VARCHAR(126)")
+                 .HasDefaultValueSql("NULL");
+
+                b.Property<string>("ForumUrl")
+                 .HasColumnType("TEXT");
+
+                b.Property<string>("HomeUrl")
+                 .HasColumnType("TEXT");
+
+                b.Property<string>("IssuesUrl")
+                 .HasColumnType("TEXT");
+
+                b.Property<byte>("LicenseId")
+                 .ValueGeneratedOnAdd()
+                 .HasDefaultValue((byte)5);
+
+                b.Property<DateTime?>("ModifiedDateUtc")
+                 .IsRequired()
+                 .ValueGeneratedOnAddOrUpdate()
+                 .HasColumnType("TIMESTAMP")
+                 .HasDefaultValueSql("current_timestamp() ON UPDATE current_timestamp()");
+
+                b.Property<string>("Name")
+                 .IsRequired()
+                 .HasColumnType("VARCHAR(126)");
+
+                b.Property<string>("PolicyUrl")
+                 .HasColumnType("TEXT");
+
+                b.Property<DateTime?>("PublishedDate")
+                 .ValueGeneratedOnAdd()
+                 .HasColumnType("DATE")
+                 .HasDefaultValueSql("NULL");
+
+                b.Property<string>("SubmissionUrl")
+                 .HasColumnType("TEXT");
+
+                b.Property<byte?>("SyntaxId");
+
+                b.Property<string>("ViewUrl")
+                 .HasColumnType("TEXT");
+
+                b.HasKey("Id");
+
+                b.HasIndex("LicenseId");
+
+                b.HasIndex("SyntaxId");
+
+                b.ToTable("filterlists");
+            });
+
+            modelBuilder.Entity("FilterLists.Data.Entities.Junctions.FilterListLanguage", b =>
+            {
+                b.Property<ushort>("FilterListId");
+
+                b.Property<ushort>("LanguageId");
+
+                b.Property<DateTime?>("CreatedDateUtc")
+                 .IsRequired()
+                 .ValueGeneratedOnAdd()
+                 .HasColumnType("TIMESTAMP")
+                 .HasDefaultValueSql("current_timestamp()");
+
+                b.HasKey("FilterListId", "LanguageId");
+
+                b.HasIndex("LanguageId");
+
+                b.ToTable("filterlists_languages");
+            });
+
+            modelBuilder.Entity("FilterLists.Data.Entities.Junctions.FilterListMaintainer", b =>
+            {
+                b.Property<ushort>("FilterListId");
+
+                b.Property<ushort>("MaintainerId");
+
+                b.Property<DateTime?>("CreatedDateUtc")
+                 .IsRequired()
+                 .ValueGeneratedOnAdd()
+                 .HasColumnType("TIMESTAMP")
+                 .HasDefaultValueSql("current_timestamp()");
+
+                b.HasKey("FilterListId", "MaintainerId");
+
+                b.HasIndex("MaintainerId");
+
+                b.ToTable("filterlists_maintainers");
+            });
+
+            modelBuilder.Entity("FilterLists.Data.Entities.Junctions.FilterListTag", b =>
+            {
+                b.Property<ushort>("FilterListId");
+
+                b.Property<byte>("TagId");
+
+                b.Property<DateTime?>("CreatedDateUtc")
+                 .IsRequired()
+                 .ValueGeneratedOnAdd()
+                 .HasColumnType("TIMESTAMP")
+                 .HasDefaultValueSql("current_timestamp()");
+
+                b.HasKey("FilterListId", "TagId");
+
+                b.HasIndex("TagId");
+
+                b.ToTable("filterlists_tags");
+            });
+
+            modelBuilder.Entity("FilterLists.Data.Entities.Junctions.Fork", b =>
+            {
+                b.Property<ushort>("ForkFilterListId");
+
+                b.Property<ushort>("UpstreamFilterListId");
+
+                b.Property<DateTime?>("CreatedDateUtc")
+                 .IsRequired()
+                 .ValueGeneratedOnAdd()
+                 .HasColumnType("TIMESTAMP")
+                 .HasDefaultValueSql("current_timestamp()");
+
+                b.HasKey("ForkFilterListId", "UpstreamFilterListId");
+
+                b.HasIndex("UpstreamFilterListId");
+
+                b.ToTable("forks");
+            });
+
+            modelBuilder.Entity("FilterLists.Data.Entities.Junctions.Merge", b =>
+            {
+                b.Property<ushort>("MergeFilterListId");
+
+                b.Property<ushort>("UpstreamFilterListId");
+
+                b.Property<DateTime?>("CreatedDateUtc")
+                 .IsRequired()
+                 .ValueGeneratedOnAdd()
+                 .HasColumnType("TIMESTAMP")
+                 .HasDefaultValueSql("current_timestamp()");
+
+                b.HasKey("MergeFilterListId", "UpstreamFilterListId");
+
+                b.HasIndex("UpstreamFilterListId");
+
+                b.ToTable("merges");
+            });
+
+            modelBuilder.Entity("FilterLists.Data.Entities.Junctions.SnapshotRule", b =>
+            {
+                b.Property<uint>("SnapshotId");
+
+                b.Property<uint>("RuleId");
+
+                b.HasKey("SnapshotId", "RuleId");
+
+                b.HasIndex("RuleId");
+
+                b.ToTable("snapshots_rules");
+            });
+
+            modelBuilder.Entity("FilterLists.Data.Entities.Junctions.SoftwareSyntax", b =>
+            {
+                b.Property<byte>("SyntaxId");
+
+                b.Property<byte>("SoftwareId");
+
+                b.Property<DateTime?>("CreatedDateUtc")
+                 .IsRequired()
+                 .ValueGeneratedOnAdd()
+                 .HasColumnType("TIMESTAMP")
+                 .HasDefaultValueSql("current_timestamp()");
+
+                b.HasKey("SyntaxId", "SoftwareId");
+
+                b.HasIndex("SoftwareId");
+
+                b.ToTable("software_syntaxes");
+            });
+
+            modelBuilder.Entity("FilterLists.Data.Entities.Language", b =>
+            {
+                b.Property<ushort>("Id")
+                 .ValueGeneratedOnAdd()
+                 .HasColumnType("SMALLINT UNSIGNED")
+                 .HasAnnotation("MySql:ValueGenerationStrategy", MySqlValueGenerationStrategy.IdentityColumn);
+
+                b.Property<DateTime?>("CreatedDateUtc")
+                 .IsRequired()
+                 .ValueGeneratedOnAdd()
+                 .HasColumnType("TIMESTAMP")
+                 .HasDefaultValueSql("current_timestamp()");
+
+                b.Property<string>("Iso6391")
+                 .ValueGeneratedOnAdd()
+                 .HasColumnType("VARCHAR(2)")
+                 .HasDefaultValueSql("NULL");
+
+                b.Property<string>("Iso6392")
+                 .ValueGeneratedOnAdd()
+                 .HasColumnType("VARCHAR(3)")
+                 .HasDefaultValueSql("NULL");
+
+                b.Property<string>("Iso6392B")
+                 .ValueGeneratedOnAdd()
+                 .HasColumnType("VARCHAR(3)")
+                 .HasDefaultValueSql("NULL");
+
+                b.Property<string>("Iso6392T")
+                 .ValueGeneratedOnAdd()
+                 .HasColumnType("VARCHAR(3)")
+                 .HasDefaultValueSql("NULL");
+
+                b.Property<string>("Iso6393")
+                 .ValueGeneratedOnAdd()
+                 .HasColumnType("VARCHAR(3)")
+                 .HasDefaultValueSql("NULL");
+
+                b.Property<string>("LocalName")
+                 .ValueGeneratedOnAdd()
+                 .HasColumnType("VARCHAR(126)")
+                 .HasDefaultValueSql("NULL");
+
+                b.Property<DateTime?>("ModifiedDateUtc")
+                 .IsRequired()
+                 .ValueGeneratedOnAddOrUpdate()
+                 .HasColumnType("TIMESTAMP")
+                 .HasDefaultValueSql("current_timestamp() ON UPDATE current_timestamp()");
+
+                b.Property<string>("Name")
+                 .ValueGeneratedOnAdd()
+                 .HasColumnType("VARCHAR(126)")
+                 .HasDefaultValueSql("NULL");
+
+                b.HasKey("Id");
+
+                b.ToTable("languages");
+            });
+
+            modelBuilder.Entity("FilterLists.Data.Entities.License", b =>
+            {
+                b.Property<byte>("Id")
+                 .ValueGeneratedOnAdd()
+                 .HasColumnType("TINYINT UNSIGNED")
+                 .HasAnnotation("MySql:ValueGenerationStrategy", MySqlValueGenerationStrategy.IdentityColumn);
+
+                b.Property<DateTime?>("CreatedDateUtc")
+                 .IsRequired()
+                 .ValueGeneratedOnAdd()
+                 .HasColumnType("TIMESTAMP")
+                 .HasDefaultValueSql("current_timestamp()");
+
+                b.Property<string>("DescriptionUrl")
+                 .HasColumnType("TEXT");
+
+                b.Property<DateTime?>("ModifiedDateUtc")
+                 .IsRequired()
+                 .ValueGeneratedOnAddOrUpdate()
+                 .HasColumnType("TIMESTAMP")
+                 .HasDefaultValueSql("current_timestamp() ON UPDATE current_timestamp()");
+
+                b.Property<string>("Name")
+                 .IsRequired()
+                 .HasColumnType("VARCHAR(126)");
+
+                b.Property<bool>("PermissiveAdaptation");
+
+                b.Property<bool>("PermissiveCommercial");
+
+                b.HasKey("Id");
+
+                b.ToTable("licenses");
+            });
+
+            modelBuilder.Entity("FilterLists.Data.Entities.Maintainer", b =>
+            {
+                b.Property<ushort>("Id")
+                 .ValueGeneratedOnAdd()
+                 .HasColumnType("SMALLINT UNSIGNED")
+                 .HasAnnotation("MySql:ValueGenerationStrategy", MySqlValueGenerationStrategy.IdentityColumn);
+
+                b.Property<DateTime?>("CreatedDateUtc")
+                 .IsRequired()
+                 .ValueGeneratedOnAdd()
+                 .HasColumnType("TIMESTAMP")
+                 .HasDefaultValueSql("current_timestamp()");
+
+                b.Property<string>("EmailAddress")
+                 .ValueGeneratedOnAdd()
+                 .HasColumnType("VARCHAR(126)")
+                 .HasDefaultValueSql("NULL");
+
+                b.Property<string>("HomeUrl")
+                 .HasColumnType("TEXT");
+
+                b.Property<DateTime?>("ModifiedDateUtc")
+                 .IsRequired()
+                 .ValueGeneratedOnAddOrUpdate()
+                 .HasColumnType("TIMESTAMP")
+                 .HasDefaultValueSql("current_timestamp() ON UPDATE current_timestamp()");
+
+                b.Property<string>("Name")
+                 .IsRequired()
+                 .HasColumnType("VARCHAR(126)");
+
+                b.Property<string>("TwitterHandle")
+                 .ValueGeneratedOnAdd()
+                 .HasColumnType("VARCHAR(126)")
+                 .HasDefaultValueSql("NULL");
+
+                b.HasKey("Id");
+
+                b.ToTable("maintainers");
+            });
+
+            modelBuilder.Entity("FilterLists.Data.Entities.Rule", b =>
+            {
+                b.Property<uint>("Id")
+                 .ValueGeneratedOnAdd()
+                 .HasColumnType("INT UNSIGNED")
+                 .HasAnnotation("MySql:ValueGenerationStrategy", MySqlValueGenerationStrategy.IdentityColumn);
+
+                b.Property<DateTime?>("CreatedDateUtc")
+                 .IsRequired()
+                 .ValueGeneratedOnAdd()
+                 .HasColumnType("TIMESTAMP")
+                 .HasDefaultValueSql("current_timestamp()");
+
+                b.Property<string>("Raw")
+                 .IsRequired()
+                 .HasColumnType("LONGTEXT");
+
+                b.HasKey("Id");
+
+                b.ToTable("rules");
+            });
+
+            modelBuilder.Entity("FilterLists.Data.Entities.Snapshot", b =>
+            {
+                b.Property<uint>("Id")
+                 .ValueGeneratedOnAdd()
+                 .HasColumnType("MEDIUMINT UNSIGNED")
+                 .HasAnnotation("MySql:ValueGenerationStrategy", MySqlValueGenerationStrategy.IdentityColumn);
+
+                b.Property<DateTime?>("CreatedDateUtc")
+                 .IsRequired()
+                 .ValueGeneratedOnAdd()
+                 .HasColumnType("TIMESTAMP")
+                 .HasDefaultValueSql("current_timestamp()");
+
+                b.Property<ushort>("FilterListId");
+
+                b.Property<short?>("HttpStatusCode")
+                 .ValueGeneratedOnAdd()
+                 .HasColumnType("SMALLINT")
+                 .HasDefaultValueSql("NULL");
+
+                b.Property<DateTime?>("ModifiedDateUtc")
+                 .IsRequired()
+                 .ValueGeneratedOnAddOrUpdate()
+                 .HasColumnType("TIMESTAMP")
+                 .HasDefaultValueSql("current_timestamp() ON UPDATE current_timestamp()");
+
+                b.Property<bool>("WasSuccessful");
+
+                b.Property<DateTime?>("WaybackTimestamp")
+                 .HasColumnType("TIMESTAMP");
+
+                b.HasKey("Id");
+
+                b.HasIndex("FilterListId");
+
+                b.ToTable("snapshots");
+            });
+
+            modelBuilder.Entity("FilterLists.Data.Entities.Software", b =>
+            {
+                b.Property<byte>("Id")
+                 .ValueGeneratedOnAdd()
+                 .HasColumnType("TINYINT UNSIGNED")
+                 .HasAnnotation("MySql:ValueGenerationStrategy", MySqlValueGenerationStrategy.IdentityColumn);
+
+                b.Property<DateTime?>("CreatedDateUtc")
+                 .IsRequired()
+                 .ValueGeneratedOnAdd()
+                 .HasColumnType("TIMESTAMP")
+                 .HasDefaultValueSql("current_timestamp()");
+
+                b.Property<string>("DownloadUrl")
+                 .HasColumnType("TEXT");
+
+                b.Property<string>("HomeUrl")
+                 .HasColumnType("TEXT");
+
+                b.Property<DateTime?>("ModifiedDateUtc")
+                 .IsRequired()
+                 .ValueGeneratedOnAddOrUpdate()
+                 .HasColumnType("TIMESTAMP")
+                 .HasDefaultValueSql("current_timestamp() ON UPDATE current_timestamp()");
+
+                b.Property<string>("Name")
+                 .IsRequired()
+                 .HasColumnType("VARCHAR(126)");
+
+                b.HasKey("Id");
+
+                b.ToTable("software");
+            });
+
+            modelBuilder.Entity("FilterLists.Data.Entities.Syntax", b =>
+            {
+                b.Property<byte>("Id")
+                 .ValueGeneratedOnAdd()
+                 .HasColumnType("TINYINT UNSIGNED")
+                 .HasAnnotation("MySql:ValueGenerationStrategy", MySqlValueGenerationStrategy.IdentityColumn);
+
+                b.Property<DateTime?>("CreatedDateUtc")
+                 .IsRequired()
+                 .ValueGeneratedOnAdd()
+                 .HasColumnType("TIMESTAMP")
+                 .HasDefaultValueSql("current_timestamp()");
+
+                b.Property<string>("DefinitionUrl")
+                 .HasColumnType("TEXT");
+
+                b.Property<DateTime?>("ModifiedDateUtc")
+                 .IsRequired()
+                 .ValueGeneratedOnAddOrUpdate()
+                 .HasColumnType("TIMESTAMP")
+                 .HasDefaultValueSql("current_timestamp() ON UPDATE current_timestamp()");
+
+                b.Property<string>("Name")
+                 .IsRequired()
+                 .HasColumnType("VARCHAR(126)");
+
+                b.HasKey("Id");
+
+                b.ToTable("syntaxes");
+            });
+
+            modelBuilder.Entity("FilterLists.Data.Entities.Tag", b =>
+            {
+                b.Property<byte>("Id")
+                 .ValueGeneratedOnAdd()
+                 .HasColumnType("TINYINT UNSIGNED")
+                 .HasAnnotation("MySql:ValueGenerationStrategy", MySqlValueGenerationStrategy.IdentityColumn);
+
+                b.Property<DateTime?>("CreatedDateUtc")
+                 .IsRequired()
+                 .ValueGeneratedOnAdd()
+                 .HasColumnType("TIMESTAMP")
+                 .HasDefaultValueSql("current_timestamp()");
+
+                b.Property<string>("Description")
+                 .HasColumnType("TEXT");
+
+                b.Property<DateTime?>("ModifiedDateUtc")
+                 .IsRequired()
+                 .ValueGeneratedOnAddOrUpdate()
+                 .HasColumnType("TIMESTAMP")
+                 .HasDefaultValueSql("current_timestamp() ON UPDATE current_timestamp()");
+
+                b.Property<string>("Name")
+                 .IsRequired()
+                 .HasColumnType("VARCHAR(126)");
+
+                b.HasKey("Id");
+
+                b.ToTable("tags");
+            });
+
+            modelBuilder.Entity("FilterLists.Data.Entities.FilterList", b =>
+            {
+                b.HasOne("FilterLists.Data.Entities.License", "License")
+                 .WithMany("FilterLists")
+                 .HasForeignKey("LicenseId")
+                 .OnDelete(DeleteBehavior.Cascade);
+
+                b.HasOne("FilterLists.Data.Entities.Syntax", "Syntax")
+                 .WithMany("FilterLists")
+                 .HasForeignKey("SyntaxId");
+            });
+
+            modelBuilder.Entity("FilterLists.Data.Entities.Junctions.FilterListLanguage", b =>
+            {
+                b.HasOne("FilterLists.Data.Entities.FilterList", "FilterList")
+                 .WithMany("FilterListLanguages")
+                 .HasForeignKey("FilterListId")
+                 .OnDelete(DeleteBehavior.Cascade);
+
+                b.HasOne("FilterLists.Data.Entities.Language", "Language")
+                 .WithMany("FilterListLanguages")
+                 .HasForeignKey("LanguageId")
+                 .OnDelete(DeleteBehavior.Cascade);
+            });
+
+            modelBuilder.Entity("FilterLists.Data.Entities.Junctions.FilterListMaintainer", b =>
+            {
+                b.HasOne("FilterLists.Data.Entities.FilterList", "FilterList")
+                 .WithMany("FilterListMaintainers")
+                 .HasForeignKey("FilterListId")
+                 .OnDelete(DeleteBehavior.Cascade);
+
+                b.HasOne("FilterLists.Data.Entities.Maintainer", "Maintainer")
+                 .WithMany("FilterListMaintainers")
+                 .HasForeignKey("MaintainerId")
+                 .OnDelete(DeleteBehavior.Cascade);
+            });
+
+            modelBuilder.Entity("FilterLists.Data.Entities.Junctions.FilterListTag", b =>
+            {
+                b.HasOne("FilterLists.Data.Entities.FilterList", "FilterList")
+                 .WithMany("FilterListTags")
+                 .HasForeignKey("FilterListId")
+                 .OnDelete(DeleteBehavior.Cascade);
+
+                b.HasOne("FilterLists.Data.Entities.Tag", "Tag")
+                 .WithMany("FilterListTags")
+                 .HasForeignKey("TagId")
+                 .OnDelete(DeleteBehavior.Cascade);
+            });
+
+            modelBuilder.Entity("FilterLists.Data.Entities.Junctions.Fork", b =>
+            {
+                b.HasOne("FilterLists.Data.Entities.FilterList", "ForkFilterList")
+                 .WithMany("ForkFilterLists")
+                 .HasForeignKey("ForkFilterListId")
+                 .OnDelete(DeleteBehavior.Cascade);
+
+                b.HasOne("FilterLists.Data.Entities.FilterList", "UpstreamFilterList")
+                 .WithMany("UpstreamForkFilterLists")
+                 .HasForeignKey("UpstreamFilterListId")
+                 .OnDelete(DeleteBehavior.Cascade);
+            });
+
+            modelBuilder.Entity("FilterLists.Data.Entities.Junctions.Merge", b =>
+            {
+                b.HasOne("FilterLists.Data.Entities.FilterList", "MergeFilterList")
+                 .WithMany("MergeFilterLists")
+                 .HasForeignKey("MergeFilterListId")
+                 .OnDelete(DeleteBehavior.Cascade);
+
+                b.HasOne("FilterLists.Data.Entities.FilterList", "UpstreamFilterList")
+                 .WithMany("UpstreamMergeFilterLists")
+                 .HasForeignKey("UpstreamFilterListId")
+                 .OnDelete(DeleteBehavior.Cascade);
+            });
+
+            modelBuilder.Entity("FilterLists.Data.Entities.Junctions.SnapshotRule", b =>
+            {
+                b.HasOne("FilterLists.Data.Entities.Rule", "Rule")
+                 .WithMany("SnapshotRules")
+                 .HasForeignKey("RuleId")
+                 .OnDelete(DeleteBehavior.Cascade);
+
+                b.HasOne("FilterLists.Data.Entities.Snapshot", "Snapshot")
+                 .WithMany("SnapshotRules")
+                 .HasForeignKey("SnapshotId")
+                 .OnDelete(DeleteBehavior.Cascade);
+            });
+
+            modelBuilder.Entity("FilterLists.Data.Entities.Junctions.SoftwareSyntax", b =>
+            {
+                b.HasOne("FilterLists.Data.Entities.Software", "Software")
+                 .WithMany("SoftwareSyntaxes")
+                 .HasForeignKey("SoftwareId")
+                 .OnDelete(DeleteBehavior.Cascade);
+
+                b.HasOne("FilterLists.Data.Entities.Syntax", "Syntax")
+                 .WithMany("SoftwareSyntaxes")
+                 .HasForeignKey("SyntaxId")
+                 .OnDelete(DeleteBehavior.Cascade);
+            });
+
+            modelBuilder.Entity("FilterLists.Data.Entities.Snapshot", b =>
+            {
+                b.HasOne("FilterLists.Data.Entities.FilterList", "FilterList")
+                 .WithMany("Snapshots")
+                 .HasForeignKey("FilterListId")
+                 .OnDelete(DeleteBehavior.Cascade);
+            });
+#pragma warning restore 612, 618
+        }
+    }
+}
--- a/src/FilterLists.Api/Migrations/20180827112409_DropSnapshotRuleCreatedDateUtc.cs
+++ b/src/FilterLists.Api/Migrations/20180827112409_DropSnapshotRuleCreatedDateUtc.cs
@ -0,0 +1,25 @@
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+namespace FilterLists.Api.Migrations
+{
+    public partial class DropSnapshotRuleCreatedDateUtc : Migration
+    {
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropColumn(
+                "CreatedDateUtc",
+                "snapshots_rules");
+        }
+
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AddColumn<DateTime>(
+                "CreatedDateUtc",
+                "snapshots_rules",
+                "TIMESTAMP",
+                nullable: false,
+                defaultValueSql: "current_timestamp()");
+        }
+    }
+}
--- a/src/FilterLists.Api/Migrations/FilterListsDbContextModelSnapshot.cs
+++ b/src/FilterLists.Api/Migrations/FilterListsDbContextModelSnapshot.cs
@ -204,12 +204,6 @@ protected override void BuildModel(ModelBuilder modelBuilder)

                b.Property<uint>("RuleId");

-                b.Property<DateTime?>("CreatedDateUtc")
-                 .IsRequired()
-                 .ValueGeneratedOnAdd()
-                 .HasColumnType("TIMESTAMP")
-                 .HasDefaultValueSql("current_timestamp()");
-
                b.HasKey("SnapshotId", "RuleId");

                b.HasIndex("RuleId");
--- a/src/FilterLists.Data/EntityTypeConfigurations/Junctions/SnapshotRuleTypeConfiguration.cs
+++ b/src/FilterLists.Data/EntityTypeConfigurations/Junctions/SnapshotRuleTypeConfiguration.cs
@ -11,6 +11,7 @@ public override void Configure(EntityTypeBuilder<SnapshotRule> entityTypeBuilder
            base.Configure(entityTypeBuilder);
            entityTypeBuilder.ToTable("snapshots_rules");
            entityTypeBuilder.HasKey(x => new {x.SnapshotId, x.RuleId});
+            entityTypeBuilder.Ignore(x => x.CreatedDateUtc);
            entityTypeBuilder.HasOne(x => x.Snapshot)
                             .WithMany(x => x.SnapshotRules)
                             .HasForeignKey(x => x.SnapshotId);