Provide charset and collate options only for dialects supporting them

src/storage/sequelize.ts

@@ -27,8 +27,13 @@ export type SequelizeType = {
 	isDefined(modelName: string): boolean;
 	model(modelName: string): any;
 	define(modelName: string, columns: {}, options: {}): {};
+	dialect?: {
+		name?: string;
+	};
 };
 
+const DIALECTS_WITH_CHARSET_AND_COLLATE = ['mysql', 'mariadb', 'snowflake']
+
 type ModelClassType = ModelClass & (new (values?: object, options?: any) => ModelTempInterface);
 
 type _SequelizeStorageConstructorOptions = {
@@ -142,8 +147,8 @@ export class SequelizeStorage implements UmzugStorage {
 				tableName: this.tableName,
 				schema: this.schema,
 				timestamps: this.timestamps,
-				charset: 'utf8',
-				collate: 'utf8_unicode_ci',
+				charset: DIALECTS_WITH_CHARSET_AND_COLLATE.includes(this.sequelize.dialect!.name!) ? 'utf8' : null,
+				collate: DIALECTS_WITH_CHARSET_AND_COLLATE.includes(this.sequelize.dialect!.name!) ? 'utf8_unicode_ci' : null,
 			}
 		) as ModelClassType;
 	}