From ede93f5ba8c1347ff173a3f1ef7c447b7ffda36d Mon Sep 17 00:00:00 2001
From: Peter Lamut <inbox@peterlamut.com>
Date: Fri, 16 Aug 2019 14:12:55 +0200
Subject: [PATCH 1/2] Add enum with legacy SQL type names

---
 bigquery/google/cloud/bigquery/enums.py | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/bigquery/google/cloud/bigquery/enums.py b/bigquery/google/cloud/bigquery/enums.py
index 098a918e474f..1c7d233a3480 100644
--- a/bigquery/google/cloud/bigquery/enums.py
+++ b/bigquery/google/cloud/bigquery/enums.py
@@ -67,3 +67,20 @@ def _make_sql_scalars_enum():
 
 
 StandardSqlDataTypes = _make_sql_scalars_enum()
+
+
+# see also https://cloud.google.com/bigquery/data-types#legacy_sql_data_types
+class LegacySqlDataTypes(str, enum.Enum):
+    """Enum of legacy SQL types names."""
+
+    STRING = "STRING"
+    BYTES = "BYTES"
+    INTEGER = "INTEGER"
+    FLOAT = "FLOAT"
+    NUMERIC = "NUMERIC"
+    BOOLEAN = "BOOLEAN"
+    RECORD = "RECORD"
+    TIMESTAMP = "TIMESTAMP"
+    DATE = "DATE"
+    TIME = "TIME"
+    DATETIME = "DATETIME"

From bb000b93b6082b70d2f47b94fd54e2f810fdca5a Mon Sep 17 00:00:00 2001
From: Peter Lamut <inbox@peterlamut.com>
Date: Mon, 19 Aug 2019 10:25:19 +0200
Subject: [PATCH 2/2] Add standard types to enum, rename enum

---
 bigquery/google/cloud/bigquery/enums.py | 12 +++++++++---
 1 file changed, 9 insertions(+), 3 deletions(-)

diff --git a/bigquery/google/cloud/bigquery/enums.py b/bigquery/google/cloud/bigquery/enums.py
index 1c7d233a3480..29fe543f6505 100644
--- a/bigquery/google/cloud/bigquery/enums.py
+++ b/bigquery/google/cloud/bigquery/enums.py
@@ -69,17 +69,23 @@ def _make_sql_scalars_enum():
 StandardSqlDataTypes = _make_sql_scalars_enum()
 
 
-# see also https://cloud.google.com/bigquery/data-types#legacy_sql_data_types
-class LegacySqlDataTypes(str, enum.Enum):
-    """Enum of legacy SQL types names."""
+# See also: https://cloud.google.com/bigquery/data-types#legacy_sql_data_types
+# and https://cloud.google.com/bigquery/docs/reference/standard-sql/data-types
+class SqlTypeNames(str, enum.Enum):
+    """Enum of allowed SQL type names in schema.SchemaField."""
 
     STRING = "STRING"
     BYTES = "BYTES"
     INTEGER = "INTEGER"
+    INT64 = "INTEGER"
     FLOAT = "FLOAT"
+    FLOAT64 = "FLOAT"
     NUMERIC = "NUMERIC"
     BOOLEAN = "BOOLEAN"
+    BOOL = "BOOLEAN"
+    GEOGRAPHY = "GEOGRAPHY"  # NOTE: not available in legacy types
     RECORD = "RECORD"
+    STRUCT = "RECORD"
     TIMESTAMP = "TIMESTAMP"
     DATE = "DATE"
     TIME = "TIME"