SQLITE_LOCK_SHARED  833 third_party/sqlite/src/ext/async/sqlite3async.c     else if( eRequired<pLock->eLock && eRequired<=SQLITE_LOCK_SHARED ){
SQLITE_LOCK_SHARED  874 third_party/sqlite/src/ext/async/sqlite3async.c           (eLock==SQLITE_LOCK_EXCLUSIVE && pIter->eLock>=SQLITE_LOCK_SHARED) ||
SQLITE_LOCK_SHARED  877 third_party/sqlite/src/ext/async/sqlite3async.c           (eLock==SQLITE_LOCK_SHARED && pIter->eLock>=SQLITE_LOCK_PENDING)