feat: add serde support

minisql/src/interpreter.rs

@@ -6,13 +6,14 @@ use crate::operation::{ColumnSelection, Condition, Operation};
 use crate::result::DbResult;
 use crate::type_system::{DbType, IndexableValue, Value};
 use bimap::BiMap;
+use serde::{Deserialize, Serialize};
 
 // Use `TablePosition` as index
 pub type Tables = Vec<Table>;
 pub type TablePosition = usize;
 
 // ==============Interpreter================
-#[derive(Debug)]
+#[derive(Debug, Serialize, Deserialize)]
 pub struct State {
     table_name_position_mapping: BiMap<TableName, TablePosition>,
     tables: Tables,