1 files changed, 16 insertions, 0 deletions
diff --git a/src/mongo/gotools/common/common.go b/src/mongo/gotools/common/common.go
new file mode 100644
index 00000000000..f2922d806d8
--- /dev/null
+++ b/src/mongo/gotools/common/common.go
@@ -0,0 +1,16 @@
+// Package common contains subpackages that are shared amongst the mongo
+// tools.
+package common
+
+import (
+	"strings"
+)
+
+// SplitNamespace returns the db and column from a single namespace string.
+func SplitNamespace(ns string) (string, string) {
+	i := strings.Index(ns, ".")
+	if i != -1 {
+		return ns[:i], ns[i+1:]
+	}
+	return "", ns
+}