Added a warning message on pdo::exec() failure in the event of an empty query

1 files changed, 1 insertions, 0 deletions

diff --git a/ext/pdo/pdo_dbh.c b/ext/pdo/pdo_dbh.c
index 20b7f22bb6..5ed7c98451 100755
--- a/ext/pdo/pdo_dbh.c
+++ b/ext/pdo/pdo_dbh.c
@@ -922,6 +922,7 @@ static PHP_METHOD(PDO, exec)
 	}
 
 	if (!statement_len) {
+		pdo_raise_impl_error(dbh, NULL, "HY000",  "trying to execute and empty query" TSRMLS_CC);
 		RETURN_FALSE;
 	}
 	PDO_DBH_CLEAR_ERR();