add big query log processor (#34609)

fixes #31153

Co-authored-by: Mayank Agarwal <mayankagarwal44442@gmail.com>

modules/drivers/bigquery-cloud-sdk/src/metabase/driver/bigquery_cloud_sdk/query_processor.clj

@@ -830,6 +830,11 @@
   (->> (sql.qp/current-datetime-honeysql-form driver)
        (->temporal-type :timestamp)))
 
+;; In BigQuery, log syntax is `log(x, base)`
+(defmethod sql.qp/->honeysql [:bigquery-cloud-sdk :log]
+  [driver [_ field]]
+  (hx/call :log (sql.qp/->honeysql driver field) 10))
+
 (defmethod sql.qp/quote-style :bigquery-cloud-sdk
   [_]
   :mysql)

modules/drivers/bigquery-cloud-sdk/test/metabase/driver/bigquery_cloud_sdk/query_processor_test.clj

@@ -1077,3 +1077,8 @@
                1234.1234567890124
                1234.1234567890123456M]]
              (mt/rows (mt/process-query query)))))))
+
+(deftest ^:parallel test-bigquery-log
+  (testing "correct format of log10 for BigQuery"
+    (is (= ["log(150, 10)"]
+           (hsql/format-predicate (sql.qp/->honeysql :bigquery-cloud-sdk [:log 150]))))))