--assert(not self.__transaction, "Recursive transactions not allowed");
local args, n_args = {...}, select("#", ...);
local function f() return func(unpack(args, 1, n_args)); end
+ log("debug", "SQL transaction begin [%s]", tostring(func));
self.__transaction = true;
local success, a, b, c = xpcall(f, debug_traceback);
self.__transaction = nil;
Table = Table;
Index = Index;
create_engine = create_engine;
+ db2uri = db2uri;
};