diff --git a/clients/bigquery/dialect/dialect.go b/clients/bigquery/dialect/dialect.go
index e8d050e57..641819c97 100644
--- a/clients/bigquery/dialect/dialect.go
+++ b/clients/bigquery/dialect/dialect.go
@@ -14,8 +14,6 @@ import (
 )
 
 const (
-	BQStreamingTimeFormat = "15:04:05"
-
 	bqLayout = "2006-01-02 15:04:05 MST"
 )
 
diff --git a/lib/typing/ext/variables.go b/lib/typing/ext/variables.go
index 2f44d353f..56b8d81ab 100644
--- a/lib/typing/ext/variables.go
+++ b/lib/typing/ext/variables.go
@@ -3,7 +3,6 @@ package ext
 import "time"
 
 const (
-	BigQueryDateTimeFormat = "2006-01-02 15:04:05.999999"
 	ISO8601                = "2006-01-02T15:04:05.999-07:00"
 	PostgresDateFormat     = "2006-01-02"
 	PostgresTimeFormat     = "15:04:05.999999-07" // microsecond precision