initial commit

executor.cpp

@@ -0,0 +1,29 @@
+#include "executor.h"
+#include "exception.h"
+
+
+
+Executor::Executor() {
+    // TODO init database
+}
+
+bool Executor::execute(Node& node) {
+    switch (node.node_type) {
+        case NodeType::create_table:
+            return execute_create_table(static_cast<CreateTableNode &>(node));
+        case NodeType::select_from:
+            return execute_select(node);
+        default:
+            // TODO error message
+            return false;
+    }
+
+}
+
+bool Executor::execute_create_table(CreateTableNode& node) {
+    return false;
+}
+
+bool Executor::execute_select(Node& node) {
+    return false;
+}