bigquery: Value::Tuple as used in OPTIONS (#37)

Author: lustefaniak

src/parser/mod.rs

@@ -5266,6 +5266,7 @@ impl<'a> Parser<'a> {
             }
             Token::LParen => {
                 let values = self.parse_comma_separated(Parser::parse_value)?;
+                self.expect_token(&Token::RParen)?;
                 if values.len() == 1 {
                     Ok(values.into_iter().next().unwrap())
                 } else {

tests/sqlparser_bigquery.rs

@@ -1314,3 +1314,9 @@ fn test_alter_table_alter_column_set_options() {
     bigquery()
         .verified_stmt("ALTER TABLE mydataset.mytable ALTER COLUMN price SET OPTIONS(description = 'Price per unit')");
 }
+
+#[test]
+fn test_alter_set_options_labels_tuple() {
+    bigquery()
+        .verified_stmt("ALTER SCHEMA mydataset SET OPTIONS (labels = [('sensitivity', 'high')])");
+}