add option

drift_dev/lib/src/analysis/options.dart

@@ -61,6 +61,10 @@ class DriftOptions {
   @JsonKey(name: 'generate_connect_constructor', defaultValue: false)
   final bool generateConnectConstructor;
 
+  /// Generate managers to assist with common database operations.
+  @JsonKey(name: 'generate_manager', defaultValue: true)
+  final bool generateManager;
+
   @JsonKey(name: 'sqlite_modules', defaultValue: [])
   @Deprecated('Use effectiveModules instead')
   final List<SqlModule> modules;
@@ -128,6 +132,7 @@ class DriftOptions {
     this.useColumnNameAsJsonKeyWhenDefinedInMoorFile = true,
     this.useSqlColumnNameAsJsonKey = false,
     this.generateConnectConstructor = false,
+    this.generateManager = true,
     this.dataClassToCompanions = true,
     this.generateMutableClasses = false,
     this.rawResultSetData = false,
@@ -156,6 +161,7 @@ class DriftOptions {
     required this.useColumnNameAsJsonKeyWhenDefinedInMoorFile,
     required this.useSqlColumnNameAsJsonKey,
     required this.generateConnectConstructor,
+    required this.generateManager,
     required this.dataClassToCompanions,
     required this.generateMutableClasses,
     required this.rawResultSetData,

drift_dev/lib/src/generated/analysis/options.g.dart

@@ -20,6 +20,7 @@ DriftOptions _$DriftOptionsFromJson(Map json) => $checkedCreate(
             'use_column_name_as_json_key_when_defined_in_moor_file',
             'use_sql_column_name_as_json_key',
             'generate_connect_constructor',
+            'generate_manager',
             'sqlite_modules',
             'sqlite',
             'sql',
@@ -57,6 +58,8 @@ DriftOptions _$DriftOptionsFromJson(Map json) => $checkedCreate(
               'use_sql_column_name_as_json_key', (v) => v as bool? ?? false),
           generateConnectConstructor: $checkedConvert(
               'generate_connect_constructor', (v) => v as bool? ?? false),
+          generateManager:
+              $checkedConvert('generate_manager', (v) => v as bool? ?? true),
           dataClassToCompanions: $checkedConvert(
               'data_class_to_companions', (v) => v as bool? ?? true),
           generateMutableClasses:
@@ -116,6 +119,7 @@ DriftOptions _$DriftOptionsFromJson(Map json) => $checkedCreate(
             'use_column_name_as_json_key_when_defined_in_moor_file',
         'useSqlColumnNameAsJsonKey': 'use_sql_column_name_as_json_key',
         'generateConnectConstructor': 'generate_connect_constructor',
+        'generateManager': 'generate_manager',
         'dataClassToCompanions': 'data_class_to_companions',
         'generateMutableClasses': 'mutable_classes',
         'rawResultSetData': 'raw_result_set_data',
@@ -149,6 +153,7 @@ Map<String, dynamic> _$DriftOptionsToJson(DriftOptions instance) =>
           instance.useColumnNameAsJsonKeyWhenDefinedInMoorFile,
       'use_sql_column_name_as_json_key': instance.useSqlColumnNameAsJsonKey,
       'generate_connect_constructor': instance.generateConnectConstructor,
+      'generate_manager': instance.generateManager,
       'sqlite_modules':
           instance.modules.map((e) => _$SqlModuleEnumMap[e]!).toList(),
       'sqlite': instance.sqliteAnalysisOptions?.toJson(),

drift_dev/lib/src/writer/database_writer.dart

@@ -148,13 +148,16 @@ class DatabaseWriter {
       }
     }
 
-    final managerWriter = ManagerWriter(scope.child(), dbScope, dbClassName);
-    for (var table in elements.whereType<DriftTable>()) {
-      managerWriter.addTable(table);
+    // Write the main database manager & all the managers for tables
+    if (scope.options.generateManager) {
+      final managerWriter = ManagerWriter(scope.child(), dbScope, dbClassName);
+      for (var table in elements.whereType<DriftTable>()) {
+        managerWriter.addTable(table);
+      }
+      managerWriter.write();
+      // Add getter for the manager to the database class
+      firstLeaf.writeln(managerWriter.managerGetter);
     }
-    managerWriter.write();
-
-    firstLeaf.writeln(managerWriter.managerGetter);
 
     // Write implementation for query methods
     for (final query in input.availableRegularQueries) {