1 files changed, 14 insertions, 0 deletions
diff --git a/src/vdbeaux.c b/src/vdbeaux.c
index 7b9b79205..9ea20628f 100644
--- a/src/vdbeaux.c
+++ b/src/vdbeaux.c
@@ -2596,6 +2596,20 @@ void sqlite3VdbeSetNumCols(Vdbe *p, int nResColumn){
 }
 
 /*
+** Transfer the column count and name information from one Vdbe to
+** another.
+*/
+void sqlite3VdbeColumnInfoXfer(Vdbe *pTo, Vdbe *pFrom){
+  sqlite3 *db = pTo->db;
+  assert( db==pFrom->db );
+  sqlite3DbFree(db, pTo->aColName);
+  pTo->aColName = pFrom->aColName;
+  pFrom->aColName = 0;
+  pTo->nResColumn = pFrom->nResColumn;
+  pFrom->nResColumn = 0;
+}
+
+/*
 ** Set the name of the idx'th column to be returned by the SQL statement.
 ** zName must be a pointer to a nul terminated string.
 **