{"version":"1.0","type":"rich","provider_name":"Acast","provider_url":"https://acast.com","height":250,"width":700,"html":"<iframe src=\"https://embed.acast.com/$/629a6154b4e1e70012764c00/6900a00baee65e114aa29640?\" frameBorder=\"0\" width=\"700\" height=\"250\"></iframe>","title":"Parachute: Rethinking Query Execution and Bidirectional Information Flow in DuckDB - with Mihail Stoian","thumbnail_width":200,"thumbnail_height":200,"thumbnail_url":"https://open-images.acast.com/shows/629a6154b4e1e70012764c00/1761926893504-b6635f57-ba6d-44d8-8217-6fd76567a9d4.jpeg?height=200","description":"<p>In this episode of the <em>DuckDB in Research </em>series, host <strong>Jack Waudby</strong> sits down with <strong>Mihail Stoian</strong>, PhD student at the <strong>Data Systems Lab, University of Technology Nuremberg</strong>, to unpack the cutting-edge ideas behind <strong>Parachute</strong>, a new approach to robust query processing and bidirectional information passing in modern analytical databases.</p><p><br></p><p>We explore how <strong>Parachute bridges theory and practice</strong>, combining concepts from instance-optimal algorithms and semi-join filtering to boost performance in <strong>DuckDB</strong>, the in-process analytical SQL engine that’s reshaping how research meets real-world data systems.</p><p><br></p><p>Mihail discusses:</p><ul><li>How <em>Parachute</em> extends semi-join filtering for two-way information flow</li><li>The challenges of implementing research ideas inside DuckDB</li><li>Practical performance gains on TPC-H and CEB workloads</li><li>The future of adaptive query processing and research-driven system design</li></ul><p><br></p><p>Whether you're a <strong>database researcher</strong>, <strong>systems engineer</strong>, or <strong>curious practitioner</strong>, this deep-dive reveals how academic innovation continues to shape modern data infrastructure.</p><p><br></p><p>Links:</p><ul><li><a href=\"https://www.arxiv.org/pdf/2506.13670\" rel=\"noopener noreferrer\" target=\"_blank\">Parachute: Single-Pass Bi-Directional Information Passing VLDB 2025 Paper</a></li><li><a href=\"https://stoianmihail.github.io/\" rel=\"noopener noreferrer\" target=\"_blank\">Mihail's homepage</a></li><li><a href=\"https://github.com/utndatasystems/parachute\" rel=\"noopener noreferrer\" target=\"_blank\">Parachute's Github repo</a></li></ul>","author_name":"Jack Waudby"}