From feda8a7db8d1d7c5439aa8f8feef7cc0dd2b59a0 Mon Sep 17 00:00:00 2001 From: Unit 193 Date: Fri, 27 Jul 2018 23:51:12 -0400 Subject: New upstream version 3.2.1+dfsg1 --- Plugins/DbSqlite2/queryexecutorsqlite2delete.h | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) create mode 100644 Plugins/DbSqlite2/queryexecutorsqlite2delete.h (limited to 'Plugins/DbSqlite2/queryexecutorsqlite2delete.h') diff --git a/Plugins/DbSqlite2/queryexecutorsqlite2delete.h b/Plugins/DbSqlite2/queryexecutorsqlite2delete.h new file mode 100644 index 0000000..5d3f478 --- /dev/null +++ b/Plugins/DbSqlite2/queryexecutorsqlite2delete.h @@ -0,0 +1,24 @@ +#ifndef QUERYEXECUTORSQLITE2DELETE_H +#define QUERYEXECUTORSQLITE2DELETE_H + +#include "db/queryexecutorsteps/queryexecutorstep.h" + +/** + * @brief The QueryExecutorSqlite2Delete class + * + * From SQLite2 documentation: + * + * Because of this optimization, the change count for "DELETE FROM table" will be zero + * regardless of the number of elements that were originally in the table. + * To get an accurate count of the number of rows deleted, use "DELETE FROM table WHERE 1" instead. + * + * This extra step will add "WHERE 1" if there is no WHERE for DELETE query. + * + */ +class QueryExecutorSqlite2Delete : public QueryExecutorStep +{ + public: + bool exec(); +}; + +#endif // QUERYEXECUTORSQLITE2DELETE_H -- cgit v1.2.3