walAppend method
Implementation
Future<int> walAppend(
WalOp op,
String table,
Map<String, dynamic> payload, {
int? txnId,
}) async {
final lsn = await wal.append(op, table, payload, txnId: txnId);
pager.setWalFlushedLsn(lsn);
await _maybeAutoCheckpoint();
return lsn;
}