NAME

Neo4j::Bolt::Txn - Container for a Neo4j Bolt explicit transaction

SYNOPSIS

 use Neo4j::Bolt;
 $cxn = Neo4j::Bolt->connect("bolt://localhost:7687");
 unless ($cxn->connected) {
   print STDERR "Problem connecting: ".$cxn->errmsg;
 }
 $txn = Neo4j::Bolt::Txn->new($cxn);
 $stream = $txn->run_query(
   "CREATE (a:booga {this:'that'}) RETURN a;"
 );
 if ($stream->failure) {
   print STDERR "Problem with query run: ".
                 ($stream->client_errmsg || $stream->server_errmsg);
   $txn->rollback;
 }
 else {
   $txn->commit;
 }

DESCRIPTION

Neo4j::Bolt::Txn is a container for a Bolt explicit transaction, a feature available in Bolt versions 3.0 and greater.

METHODS

new()

Create (begin) a new transaction. Execute within the transaction with run_query(), send_query(), do_query().

commit()

Commit the changes staged by execution in the transaction.

rollback()

Rollback all changes.

run_query(), send_query(), do_query()

Completely analogous to same functions in Neo4j::Bolt::Cxn.

AUTHOR

 Mark A. Jensen
 CPAN: MAJENSEN
 majensen -at- cpan -dot- org

LICENSE

This software is Copyright (c) 2019-2021 by Mark A. Jensen.

This is free software, licensed under:

  The Apache License, Version 2.0, January 2004