1 files changed, 23 insertions, 0 deletions
diff --git a/src/sql/kernel/qsqldriver.cpp b/src/sql/kernel/qsqldriver.cpp
index ec1628291d..62ec4e7e1f 100644
--- a/src/sql/kernel/qsqldriver.cpp
+++ b/src/sql/kernel/qsqldriver.cpp
@@ -789,4 +789,27 @@ QSql::NumericalPrecisionPolicy QSqlDriver::numericalPrecisionPolicy() const
     return d_func()->precisionPolicy;
 }
 
+/*!
+    \since 5.0
+    \internal
+
+    Tries to cancel the running query, if the underlying driver has the
+    capability to cancel queries. Returns true on success, otherwise false.
+
+    This function can be called from a different thread.
+
+    If you use this function as a slot, you need to use a Qt::DirectConnection
+    from a different thread.
+
+    Reimplement this function to support canceling running queries in
+    your own QSqlDriver subclass. It must be implemented in a thread-safe
+    manner.
+
+    \sa QSqlDriver::hasFeature()
+*/
+bool QSqlDriver::cancelQuery()
+{
+    return false;
+}
+
 QT_END_NAMESPACE