python: fix generated table name in dataframe creation (#1078)

2026-07-15 13:45:37 -04:00 · 2021-10-11 21:50:43 -07:00
parent 668775fdf8
commit 91a677c074
2 changed files with 4 additions and 3 deletions
@@ -83,8 +83,9 @@ impl ExecutionContext {
            errors::wrap(MemTable::try_new(partitions[0][0].schema(), partitions))?;

        // generate a random (unique) name for this table
-        let name = rand::thread_rng()
-            .sample_iter(&Alphanumeric)
+        // table name cannot start with numeric digit
+        let name = std::iter::once('c')
+            .chain(rand::thread_rng().sample_iter(&Alphanumeric))
            .take(10)
            .collect::<String>();