DB-4 (medium): ICU German collation de-x-icu auf deutschen Textspalten Gerbil.Name, Gerbil.NameSearch, Gerbil.OriginBreeder, ColorVariety.Name, Contact.Name. Korrekte ä/ö/ü-Sortierung + locale-aware lower() in Postgres. Nur bei Npgsql (Database.ProviderName check) — SQLite-Testhost kennt keine eigenen Collation-Namen und wuerde EnsureCreated fail lassen. Migration AddGermanCollation (ALTER COLUMN ... TYPE text COLLATE de-x-icu). DB-5 (low): Litter.ExternalRef + filtered unique index + Importer-Anbindung Litter.ExternalRef (string?, nullable) = stable import source id (sl.Id). Filtered unique index WHERE ExternalRef IS NOT NULL (wie DB-1 fuer Gerbil). Migration AddLitterExternalRef. Importer (ImportService.cs): setzt ExternalRef = sl.Id beim Litter-Insert; prueft existingLitterExtRefSet als PRIMAEREN Idempotenz-Key (ExternalRef), Name+Date-Key als Fallback fuer Wuerfe ohne ExternalRef aus frueheren Laeufen. +Test DB5_Litter_ExternalRef_set_and_used_for_idempotency (mutiert den Namen nach erstem Import, prueft dass Re-Import via ExternalRef erkennt). GATE: 140/140 C#, has-pending=No.
134 lines
4.3 KiB
C#
134 lines
4.3 KiB
C#
using Microsoft.EntityFrameworkCore.Migrations;
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#nullable disable
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namespace GerbilManagerWebAPI.Migrations
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{
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/// <inheritdoc />
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public partial class AddGermanCollation : Migration
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{
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/// <inheritdoc />
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protected override void Up(MigrationBuilder migrationBuilder)
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{
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migrationBuilder.AddColumn<string>(
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name: "ExternalRef",
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table: "Litters",
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type: "text",
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nullable: true);
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migrationBuilder.AlterColumn<string>(
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name: "OriginBreeder",
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table: "Gerbils",
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type: "text",
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nullable: true,
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collation: "de-x-icu",
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oldClrType: typeof(string),
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oldType: "text",
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oldNullable: true);
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migrationBuilder.AlterColumn<string>(
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name: "NameSearch",
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table: "Gerbils",
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type: "text",
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nullable: true,
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collation: "de-x-icu",
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oldClrType: typeof(string),
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oldType: "text",
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oldNullable: true);
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migrationBuilder.AlterColumn<string>(
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name: "Name",
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table: "Gerbils",
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type: "text",
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nullable: false,
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collation: "de-x-icu",
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oldClrType: typeof(string),
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oldType: "text");
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migrationBuilder.AlterColumn<string>(
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name: "Name",
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table: "Contacts",
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type: "text",
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nullable: false,
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collation: "de-x-icu",
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oldClrType: typeof(string),
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oldType: "text");
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migrationBuilder.AlterColumn<string>(
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name: "Name",
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table: "ColorVarieties",
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type: "text",
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nullable: false,
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collation: "de-x-icu",
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oldClrType: typeof(string),
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oldType: "text");
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migrationBuilder.CreateIndex(
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name: "IX_Litters_ExternalRef",
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table: "Litters",
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column: "ExternalRef",
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unique: true,
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filter: "\"ExternalRef\" IS NOT NULL");
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}
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/// <inheritdoc />
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protected override void Down(MigrationBuilder migrationBuilder)
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{
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migrationBuilder.DropIndex(
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name: "IX_Litters_ExternalRef",
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table: "Litters");
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migrationBuilder.DropColumn(
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name: "ExternalRef",
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table: "Litters");
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migrationBuilder.AlterColumn<string>(
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name: "OriginBreeder",
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table: "Gerbils",
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type: "text",
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nullable: true,
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oldClrType: typeof(string),
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oldType: "text",
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oldNullable: true,
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oldCollation: "de-x-icu");
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migrationBuilder.AlterColumn<string>(
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name: "NameSearch",
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table: "Gerbils",
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type: "text",
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nullable: true,
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oldClrType: typeof(string),
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oldType: "text",
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oldNullable: true,
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oldCollation: "de-x-icu");
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migrationBuilder.AlterColumn<string>(
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name: "Name",
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table: "Gerbils",
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type: "text",
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nullable: false,
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oldClrType: typeof(string),
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oldType: "text",
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oldCollation: "de-x-icu");
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migrationBuilder.AlterColumn<string>(
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name: "Name",
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table: "Contacts",
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type: "text",
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nullable: false,
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oldClrType: typeof(string),
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oldType: "text",
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oldCollation: "de-x-icu");
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migrationBuilder.AlterColumn<string>(
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name: "Name",
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table: "ColorVarieties",
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type: "text",
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nullable: false,
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oldClrType: typeof(string),
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oldType: "text",
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oldCollation: "de-x-icu");
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}
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}
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}
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