mirror of
https://github.com/getml/sqlgen.git
synced 2025-12-31 14:39:31 -06:00
38 lines
809 B
C++
38 lines
809 B
C++
#ifndef SQLGEN_POSTGRES_ITERATOR_HPP_
|
|
#define SQLGEN_POSTGRES_ITERATOR_HPP_
|
|
|
|
#include <sqlite3.h>
|
|
|
|
#include <optional>
|
|
#include <string>
|
|
#include <vector>
|
|
|
|
#include "../IteratorBase.hpp"
|
|
#include "../Ref.hpp"
|
|
#include "../Result.hpp"
|
|
#include "Connection.hpp"
|
|
|
|
namespace sqlgen::postgres {
|
|
|
|
class Iterator : public sqlgen::IteratorBase {
|
|
public:
|
|
Iterator(const StmtPtr& _stmt, const ConnPtr& _conn);
|
|
|
|
~Iterator();
|
|
|
|
/// Whether the end of the available data has been reached.
|
|
bool end() const final;
|
|
|
|
/// Returns the next batch of rows.
|
|
/// If _batch_size is greater than the number of rows left, returns all
|
|
/// of the rows left.
|
|
Result<std::vector<std::vector<std::optional<std::string>>>> next(
|
|
const size_t _batch_size) final;
|
|
|
|
private:
|
|
};
|
|
|
|
} // namespace sqlgen::postgres
|
|
|
|
#endif
|