Danniel Mark

关于对象池模式SimpleObjectPool.hpp中的问题

1

代码如下 std::unique_ptr get() { if (pool_.empty()) { throw std::logic_error("no more object"); } //every time add custom deleter for default unique_ptr std::unique_ptr ptr(pool_.back().release(), [this](T* t) { pool_.push_back(std::unique_ptr(t)); }); pool_.pop_back(); return std::move(ptr);...

Postgres select max(tablename.field) support

1

How to use select max(field) from tablename syntax with postgres db store engine in squirrel?