WAL_RECOVER_LOCK 49658 ext/sqlite3/libsqlite/sqlite3.c   }else if( lockIdx==WAL_RECOVER_LOCK ){
WAL_RECOVER_LOCK 51098 ext/sqlite3/libsqlite/sqlite3.c       }else if( SQLITE_OK==(rc = walLockShared(pWal, WAL_RECOVER_LOCK)) ){
WAL_RECOVER_LOCK 51099 ext/sqlite3/libsqlite/sqlite3.c         walUnlockShared(pWal, WAL_RECOVER_LOCK);