sqlite3WalBeginWriteTransaction 41594 ext/sqlite3/libsqlite/sqlite3.c SQLITE_PRIVATE int sqlite3WalBeginWriteTransaction(Wal *pWal);
sqlite3WalBeginWriteTransaction 47243 ext/sqlite3/libsqlite/sqlite3.c       rc = sqlite3WalBeginWriteTransaction(pPager->pWal);