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Use transactions for SQL updates

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This commit is contained in:
Grégory Soutadé
2015-10-11 09:42:32 +02:00
parent 9dac732efe
commit fe5e9208a3
5 changed files with 23 additions and 15 deletions
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27
src/model/Database.hpp
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@@ -49,6 +49,7 @@
#define EXECUTE_SQL_UPDATE_WITH_CODE(req, return_value, code_if_fail, code_if_syntax_fail) \
do { \
_db.transaction(); \
QSqlQuery query; \
if (!query.exec(req)) \
{ \
@@ -56,22 +57,26 @@
std::cerr << __FUNCTION__ << " " << __FILE__ << " " << __LINE__ << "\n" ; \
std::cerr << req.toStdString() << "\n" ; \
std::cerr << query.lastError().text().toStdString() << "\n" ; \
_db.rollback(); \
code_if_fail; \
return return_value; \
} \
_db.commit(); \
} while(0);
#define EXECUTE_SQL_QUERY_WITH_CODE(req, return_value, code_if_fail, code_if_syntax_fail) \
do { \
if (!query.exec(req)) \
{ \
QMessageBox::critical(0, _("Error"), _("Query failed !\n") + req); \
std::cerr << __FUNCTION__ << "\n" ; \
std::cerr << req.toStdString() << "\n" ; \
std::cerr << query.lastError().text().toStdString() << "\n" ; \
code_if_fail; \
return return_value; \
} \
} while(0);
#define EXECUTE_SQL_QUERY_WITH_CODE(req, return_value, code_if_fail, code_if_syntax_fail) \
if (!query.exec(req)) \
{ \
QMessageBox::critical(0, _("Error"), _("Query failed !\n") + req); \
std::cerr << __FUNCTION__ << "\n" ; \
std::cerr << req.toStdString() << "\n" ; \
std::cerr << query.lastError().text().toStdString() << "\n" ; \
code_if_fail; \
return return_value; \
} \
#define EXECUTE_SQL_QUERY(req, return_value) EXECUTE_SQL_QUERY_WITH_CODE(req, return_value, {}, {})
#define EXECUTE_SQL_UPDATE(req, return_value) EXECUTE_SQL_UPDATE_WITH_CODE(req, return_value, {}, {})