Another attempt.

Author: SebastianStehle

backend/src/Squidex.Data.EntityFramework/ServiceExtensions.cs

@@ -63,8 +63,15 @@ public static void AddSquidexEntityFramework(this IServiceCollection services, I
             {
                 services.AddDbContextFactory<MySqlDbContext>(builder =>
                 {
+                    var versionString = config.GetOptionalValue<string>("store:sql:version");
+
+                    var version =
+                        !string.IsNullOrWhiteSpace(versionString) ?
+                        ServerVersion.Parse(versionString) :
+                        ServerVersion.AutoDetect(connectionString);
+
                     builder.ConfigureWarnings(w => w.Ignore(CoreEventId.CollectionWithoutComparer));
-                    builder.UseMySql(connectionString, ServerVersion.AutoDetect(connectionString), mysql =>
+                    builder.UseMySql(connectionString, version, mysql =>
                     {
                         mysql.UseMicrosoftJson(MySqlCommonJsonChangeTrackingOptions.FullHierarchyOptimizedSemantically);
                     });

backend/src/Squidex/appsettings.json

@@ -568,6 +568,9 @@
             // The connection string to your database.
             "connectionString": "",
 
+            // The version of the MySQL server.
+            "version": "9.2.0-mysql",
+
             // The database provider.
             // 
             // SUPPORTED: MySql, Postgres, SqlServer, 

tools/TestSuite/docker-compose.yml

@@ -138,6 +138,7 @@ services:
       - STORE__TYPE=Sql
       - STORE__SQL__CONNECTIONSTRING=Server=db_mysql;Port=3306;Database=squidex;User=admin;Password=secret;
       - STORE__SQL__PROVIDER=MySql
+      - STORE__SQL__VERSION=9.2.0-mysql
       - MESSAGING__TYPE=Sql
       - URLS__BASEURL=http://localhost:8084
     depends_on: