SystemColumn.h

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/*
 * SWC-DB© Copyright since 2019 Alex Kashirin <kashirin.alex@gmail.com>
 * License details at <https://github.com/kashirin-alex/swc-db/#license>
 */
 
#ifndef swcdb_db_types_SystemColumn_h
#define swcdb_db_types_SystemColumn_h
 
#include "swcdb/db/Types/Identifiers.h"
#include "swcdb/db/Types/KeySeq.h"
#include "swcdb/db/Types/Range.h"
 
 
namespace SWC { namespace DB { namespace Types { namespace SystemColumn {
 
 
const cid_t CID_MASTER_BEGIN     = 1;
const cid_t CID_MASTER_END       = 4;
const cid_t CID_META_BEGIN       = 5;
const cid_t CID_META_END         = 8;
 
const cid_t SYS_RGR_DATA         = 9;
 
const cid_t SYS_CID_STATS        = 10;
const cid_t SYS_CID_DEFINE_LEXIC = 11;
 
const cid_t SYS_CID_END = SYS_CID_DEFINE_LEXIC;
 
 
constexpr SWC_CAN_INLINE
bool is_master(cid_t cid) noexcept {
  return cid <= CID_MASTER_END;
}
 
constexpr SWC_CAN_INLINE
bool is_meta(cid_t cid) noexcept {
  return cid >= CID_META_BEGIN && cid <= CID_META_END;
}
 
constexpr SWC_CAN_INLINE
bool is_rgr_data_on_fs(cid_t cid) noexcept {
  return cid <= SYS_RGR_DATA;
}
 
constexpr SWC_CAN_INLINE
bool is_data(cid_t cid) noexcept {
  return cid > CID_META_END;
}
 
constexpr SWC_CAN_INLINE
Range get_range_type(cid_t cid) noexcept {
  if(cid <= CID_MASTER_END)
    return Range::MASTER;
  if(cid <= CID_META_END)
    return Range::META;
  return Range::DATA;
}
 
 
KeySeq SWC_CONST_FUNC get_seq_type(cid_t cid) noexcept;
 
 
cid_t SWC_CONST_FUNC get_master_cid(KeySeq col_seq) noexcept;
 
cid_t SWC_CONST_FUNC get_meta_cid(KeySeq col_seq) noexcept;
 
const char* SWC_CONST_FUNC get_meta_cid_str(KeySeq col_seq) noexcept;
 
uint8_t SWC_CONST_FUNC get_sys_cid(KeySeq col_seq, Range col_type) noexcept;
 
 
}}}}
 
 
#ifdef SWC_IMPL_SOURCE
#include "swcdb/db/Types/SystemColumn.cc"
#endif
 
#endif // swcdb_db_types_SystemColumn_h