From c52488441229cda5acd17b911e922e25e7469604 Mon Sep 17 00:00:00 2001
From: slawekrewaj <slawek@rewsoft.pl>
Date: Tue, 17 Sep 2019 15:55:38 +0200
Subject: [PATCH] Supporting schema arrays definig type of the item as list,
 instead of a simple value, for example "type": ["null", "integer"] This
 format is supported in normal fields and objects. We just miss it in arrays

---
 target_bigquery.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/target_bigquery.py b/target_bigquery.py
index 111d11f..112f36c 100644
--- a/target_bigquery.py
+++ b/target_bigquery.py
@@ -78,6 +78,8 @@ def define_schema(field, name):
         schema_fields = tuple(build_schema(field))
     if schema_type == "array":
         schema_type = field.get('items').get('type')
+        if isinstance(schema_type, list):
+            schema_type = schema_type[-1]
         schema_mode = "REPEATED"
         if schema_type == "object":
           schema_type = "RECORD"