Method clear

src/storage/shadow_file.cpp:165–176

}

void ShadowFile::clear(BufferManager& bm) {
    DASSERT(shadowingFH);
    // TODO(Guodong): We should remove shadow file here. This requires changes:
    // 1. We need to make shadow file not going through BM.
    // 2. We need to remove fileHandles held in BM, so that BM only keeps FH for the data file.
    bm.removeFilePagesFromFrames(*shadowingFH);
    shadowingFH->resetToZeroPagesAndPageCapacity();
    shadowPagesMap.clear();
    shadowPageRecords.clear();
    // Reserve header page.
    shadowingFH->addNewPage();
}

void ShadowFile::reset() {
    shadowingFH->resetFileInfo();