From aff14bc899bdf9788b4748481595c6518595df46 Mon Sep 17 00:00:00 2001
From: Alexey Zatelepin <ztlpn@yandex-team.ru>
Date: Wed, 6 Mar 2019 16:48:59 +0300
Subject: [PATCH] clarify comment

---
 dbms/src/DataStreams/IBlockInputStream.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/dbms/src/DataStreams/IBlockInputStream.h b/dbms/src/DataStreams/IBlockInputStream.h
index 759f3df3e51..8a2b1e9b148 100644
--- a/dbms/src/DataStreams/IBlockInputStream.h
+++ b/dbms/src/DataStreams/IBlockInputStream.h
@@ -116,7 +116,7 @@ public:
       */
     size_t checkDepth(size_t max_depth) const { return checkDepthImpl(max_depth, max_depth); }
 
-    /// Do not allow to change the table while the blocks stream is alive.
+    /// Do not allow to change the table while the blocks stream and its children are alive.
     void addTableLock(const TableStructureReadLockPtr & lock) { table_locks.push_back(lock); }
 
     /// Get information about execution speed.