diff --git a/src/main.rs b/src/main.rs
index 5858400..2fe40a1 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,37 +1,3 @@
-mod dto;
-
-use dto::namespace_data::NamespaceData;
-use dto::operator_statistics::OperatorStatistics;
-use dto::table_data::TableData;
-
 fn main() {
-    // Create instances of the structs
-    let namespace = NamespaceData {
-        name: "MyNamespace".to_string(),
-        properties: serde_json::json!({"key": "value"}),
-    };
-
-    let table = TableData {
-        name: "MyTable".to_string(),
-        num_columns: 5,
-        read_properties: serde_json::json!({"key": "value"}),
-        write_properties: serde_json::json!({"key": "value"}),
-        file_urls: vec!["url1".to_string(), "url2".to_string()],
-        columns: vec![vec!["column1".to_string(), "column2".to_string()]],
-        aggregates: serde_json::json!({"key": "value"}),
-        value_range: (1, 100),
-        is_strong_key: true,
-        is_weak_key: false,
-        primary_key_col_name: "id".to_string(),
-    };
-
-    let operator_stats = OperatorStatistics {
-        operator_string: "MyOperator".to_string(),
-        cardinality_prev_result: 10,
-    };
-
-    // Use the structs as required
-    println!("Namespace: {:?}", namespace);
-    println!("Table: {:?}", table);
-    println!("Operator Stats: {:?}", operator_stats);
+    println!("hello world!");
 }