a bit of further work

main.cpp

@@ -11,16 +11,22 @@ int main(int argc, char *argv[]) {
 	Parser parser{};
 	Executor executor{};
 
-	std::string sql_create = "create table a (i integer not null, s varchar(64), f float)";
-//	std::string sql_insert = "insert into a (i, s) values(1, 'one')";
-//	std::string sql_inser2 = "insert into a (i, s) values(2, 'two')";
-//	std::string sql_inser3 = "insert into a (i, s) values(3, 'two')";
-//	std::string sql_update = "update a set s = 'three' where i = 3";
-//	std::string sql_select = "select i, s from a where i > 0";
-//	std::string sql_delete = "delete from a where i = 3";
+    std::vector<std::string> sql_commands {
+            "create table a (i integer not null, s varchar(64), f float null)",
+            "insert into a (i, s) values(1, 'one')",
+            "insert into a (i, s) values(2, 'two')",
+            "insert into a (i, s) values(3, 'two')",
+            "select i, s from a where i > 0"
+//            "update a set s = 'three' where i = 3"
+//            "delete from a where i = 3"
+//            "select i, s from a where i > 0"
+    };
 
-	auto node = parser.parse(sql_create);
 
-	executor.execute(*node.get());
+    for(auto command : sql_commands) {
+        auto node = parser.parse(command);
+        executor.execute(*node.get());
+    }
+
 	return 0;
 }