fix view

Author: xudong963

src/query/sql/src/planner/binder/table.rs

@@ -150,23 +150,26 @@ impl<'a> Binder {
                         let tokens = tokenize_sql(query.as_str())?;
                         let backtrace = Backtrace::new();
                         let (stmt, _) = parse_sql(&tokens, Dialect::PostgreSQL, &backtrace)?;
-
+                        // For view, we need use a new context to bind it.
+                        let new_bind_context =
+                            BindContext::with_parent(Box::new(bind_context.clone()));
                         if let Statement::Query(query) = &stmt {
-                            let (s_expr, mut bind_context) =
-                                self.bind_query(bind_context, query).await?;
+                            let (s_expr, mut new_bind_context) =
+                                self.bind_query(&new_bind_context, query).await?;
                             if let Some(alias) = alias {
                                 // view maybe has alias, e.g. select v1.col1 from v as v1;
-                                bind_context.apply_table_alias(alias, &self.name_resolution_ctx)?;
+                                new_bind_context
+                                    .apply_table_alias(alias, &self.name_resolution_ctx)?;
                             } else {
                                 // e.g. select v0.c0 from v0;
-                                for column in bind_context.columns.iter_mut() {
+                                for column in new_bind_context.columns.iter_mut() {
                                     column.database_name = None;
                                     column.table_name = Some(
                                         normalize_identifier(table, &self.name_resolution_ctx).name,
                                     );
                                 }
                             }
-                            Ok((s_expr, bind_context))
+                            Ok((s_expr, new_bind_context))
                         } else {
                             Err(ErrorCode::Internal(format!(
                                 "Invalid VIEW object: {}",