Check all the fields are captured

1 files changed, 5 insertions, 1 deletions

diff --git a/src/duckdb/Result.zig b/src/duckdb/Result.zig
index 53ed351..8e06b67 100644
--- a/src/duckdb/Result.zig
+++ b/src/duckdb/Result.zig
@@ -35,8 +35,12 @@ pub fn Result(comptime T: type) type{
             if ( state == c.DuckDBError){
                 return error.DuckDBError;
             }
-
             self.fetchDataChunk();
+            if( column_count != 0 and
+                column_count != self.getColumnCount() ){
+                return error.QueryColumnCountCapture;
+            }
+
             return self;
         }
         pub fn deinit(self: *Self) void {