Fix(bigquery): treat HASH as a reserved keyword (#1721)

tobymao · Jun 5, 2023 · 95f7ac7 · 95f7ac7
1 parent 4f31a50
commit 95f7ac7
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diff --git a/sqlglot/dialects/bigquery.py b/sqlglot/dialects/bigquery.py
@@ -327,6 +327,8 @@ class Generator(generator.Generator):
             exp.VolatileProperty: exp.Properties.Location.UNSUPPORTED,
         }
 
+        RESERVED_KEYWORDS = {*generator.Generator.RESERVED_KEYWORDS, "hash"}
+
         def array_sql(self, expression: exp.Array) -> str:
             first_arg = seq_get(expression.expressions, 0)
             if isinstance(first_arg, exp.Subqueryable):

diff --git a/tests/dialects/test_bigquery.py b/tests/dialects/test_bigquery.py
@@ -35,6 +35,7 @@ def test_bigquery(self):
             "CREATE TABLE IF NOT EXISTS foo AS SELECT * FROM bla EXCEPT DISTINCT (SELECT * FROM bar) LIMIT 0"
         )
 
+        self.validate_all("SELECT 1 AS hash", write={"bigquery": "SELECT 1 AS `hash`"})
         self.validate_all('x <> ""', write={"bigquery": "x <> ''"})
         self.validate_all('x <> """"""', write={"bigquery": "x <> ''"})
         self.validate_all("x <> ''''''", write={"bigquery": "x <> ''"})