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-rw-r--r--src/database/sql/sql.go16
1 files changed, 16 insertions, 0 deletions
diff --git a/src/database/sql/sql.go b/src/database/sql/sql.go
index 1ce679d8a6..b0e8894673 100644
--- a/src/database/sql/sql.go
+++ b/src/database/sql/sql.go
@@ -572,6 +572,22 @@ func (db *DB) SetMaxOpenConns(n int) {
}
}
+// DBStats contains database statistics.
+type DBStats struct {
+ // OpenConnections is the number of open connections to the database.
+ OpenConnections int
+}
+
+// Stats returns database statistics.
+func (db *DB) Stats() DBStats {
+ db.mu.Lock()
+ stats := DBStats{
+ OpenConnections: db.numOpen,
+ }
+ db.mu.Unlock()
+ return stats
+}
+
// Assumes db.mu is locked.
// If there are connRequests and the connection limit hasn't been reached,
// then tell the connectionOpener to open new connections.