/*
Copyright ( c ) 2015 , Facebook , Inc .
This program is free software ; you can redistribute it and / or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation ; version 2 of the License .
This program is distributed in the hope that it will be useful ,
but WITHOUT ANY WARRANTY ; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE . See the
GNU General Public License for more details .
You should have received a copy of the GNU General Public License
along with this program ; if not , write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111-1301 USA */
/* MyRocks header files */
#include "../ha_rocksdb.h"
#include "../rdb_datadic.h"
void putKeys(myrocks::Rdb_tbl_prop_coll *coll, int num, bool is_delete,
uint64_t expected_deleted) {
std::string str("aaaaaaaaaaaaaa" );
rocksdb::Slice sl(str.data(), str.size());
for (int i = 0 ; i < num; i++) {
coll->AddUserKey(
sl, sl, is_delete ? rocksdb::kEntryDelete : rocksdb::kEntryPut, 0 , 100 );
}
DBUG_ASSERT(coll->GetMaxDeletedRows() == expected_deleted);
}
int main(int argc, char **argv) {
// test the circular buffer for delete flags
myrocks::Rdb_compact_params params;
params.m_file_size = 333 ;
params.m_deletes = 333 ; // irrelevant
params.m_window = 10 ;
myrocks::Rdb_tbl_prop_coll coll(nullptr, params, 0 ,
RDB_DEFAULT_TBL_STATS_SAMPLE_PCT);
putKeys(&coll, 2 , true , 2 ); // [xx]
putKeys(&coll, 3 , false , 2 ); // [xxo]
putKeys(&coll, 1 , true , 3 ); // [xxox]
putKeys(&coll, 6 , false , 3 ); // [xxoxoooooo]
putKeys(&coll, 3 , true , 4 ); // xxo[xooooooxxx]
putKeys(&coll, 1 , false , 4 ); // xxox[ooooooxxxo]
putKeys(&coll, 100 , false , 4 ); // ....[oooooooooo]
putKeys(&coll, 100 , true , 10 ); // ....[xxxxxxxxxx]
putKeys(&coll, 100 , true , 10 ); // ....[oooooooooo]
return 0 ;
}
Messung V0.5 in Prozent C=77 H=89 G=83
¤ Dauer der Verarbeitung: 0.9 Sekunden
(vorverarbeitet am 2026-10-08)
¤
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