Lines Matching refs:db_
24 db_.set_page_size(4096);
26 if (!db_.OpenInMemory()) {
32 ignore_result(db_.Execute("PRAGMA auto_vacuum=1"));
35 ignore_result(db_.Execute("PRAGMA temp_store=MEMORY"));
40 db_.Close();
47 db_.Close();
82 if (!db_.Execute(
90 UMA_HISTOGRAM_COUNTS("History.InMemoryDBItemCount", db_.GetLastChangeCount());
95 sql::Statement visit_count(db_.GetUniqueStatement(
105 if (!db_.Execute(
117 db_.GetLastChangeCount());
121 if (!db_.Execute(
131 db_.GetLastChangeCount());
134 if (!db_.Execute("DETACH history")) {
148 return db_;
