code>GEO</code>
column if querying data by name. More than one partitioning column can
be specified, but this is only helpful for very large datasets with a
high number of dimensions. A <em>parquet</em> dataset that is
partitioned with the subsequent queries in mind is often faster in data
retrieval than an index SQLite database. The <a href="https://arrow.apache.org/docs/r/" class="external-link"><em>arrow</em> package</a> has
more guidance on partitioning and the tradeoffs.</p>
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