tmp2

Signed-off-by: junxiang Mu <1948535941@qq.com>

s3select/api/src/query/logical_planner.rs

@@ -1,6 +1,12 @@
+use async_trait::async_trait;
 use datafusion::arrow::datatypes::SchemaRef;
 use datafusion::logical_expr::LogicalPlan as DFPlan;
 
+use crate::QueryResult;
+
+use super::ast::ExtStatement;
+use super::session::SessionCtx;
+
 #[derive(Clone)]
 pub enum Plan {
     // only support query sql
@@ -27,3 +33,8 @@ impl QueryPlan {
         matches!(self.df_plan, DFPlan::Explain(_) | DFPlan::Analyze(_))
     }
 }
+
+#[async_trait]
+pub trait LogicalPlanner {
+    async fn create_logical_plan(&self, statement: ExtStatement, session: &SessionCtx) -> QueryResult<Plan>;
+}