IndexDesc.h

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#ifndef CATALOG_INDEXDESC_H
#define CATALOG_INDEXDESC_H
 
#include "tdb.h"
 
#include "catalog/Schema.h"
#include "catalog/systables.h"
 
namespace taco {
 
class IndexDesc {
public:
    static IndexDesc *Create(std::shared_ptr<const SysTable_Index> index,
            std::vector<std::shared_ptr<SysTable_IndexColumn>> index_columns,
            std::unique_ptr<Schema> key_schema);
 
    constexpr const SysTable_Index *
    GetIndexEntry() const {
        return m_index.get();
    }
 
    constexpr const SysTable_IndexColumn *
    GetIndexColumnEntry(FieldId keyid) const {
        return m_index_columns[keyid].get();
    }
 
    constexpr const Schema*
    GetKeySchema() const {
        return m_key_schema.get();
    }
 
 
private:
    IndexDesc(std::shared_ptr<const SysTable_Index> index,
        std::vector<std::shared_ptr<SysTable_IndexColumn>> index_columns,
        std::unique_ptr<Schema> key_schema):
        m_index(std::move(index)),
        m_index_columns(std::move(index_columns)),
        m_key_schema(std::move(key_schema)) {}
 
    std::shared_ptr<const SysTable_Index> m_index;
    std::vector<std::shared_ptr<SysTable_IndexColumn>> m_index_columns;
    std::unique_ptr<Schema> m_key_schema;
};
 
 
}   // namespace taco
 
#endif  // CATALOG_INDEXDESC_H