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| <h1 title="Package" class="title">Package org.apache.calcite.adapter.csv</h1> |
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| <div class="block">Calcite query provider that reads from CSV (comma-separated value) files. |
| |
| <p>A Calcite schema maps onto a directory, and each CSV file in that |
| directory appears as a table. Full SQL operations are available on |
| those tables.</p></div> |
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| <table class="typeSummary"> |
| <caption><span>Class Summary</span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colFirst" scope="col">Class</th> |
| <th class="colLast" scope="col">Description</th> |
| </tr> |
| <tbody> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><a href="CsvEnumerator.html" title="class in org.apache.calcite.adapter.csv">CsvEnumerator</a><E></th> |
| <td class="colLast"> |
| <div class="block">Enumerator that reads from a CSV file.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <th class="colFirst" scope="row"><a href="CsvEnumerator.ArrayRowConverter.html" title="class in org.apache.calcite.adapter.csv">CsvEnumerator.ArrayRowConverter</a></th> |
| <td class="colLast"> |
| <div class="block">Array row converter.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><a href="CsvEnumerator.RowConverter.html" title="class in org.apache.calcite.adapter.csv">CsvEnumerator.RowConverter</a><E></th> |
| <td class="colLast"> |
| <div class="block">Row converter.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <th class="colFirst" scope="row"><a href="CsvEnumerator.SingleColumnRowConverter.html" title="class in org.apache.calcite.adapter.csv">CsvEnumerator.SingleColumnRowConverter</a></th> |
| <td class="colLast"> |
| <div class="block">Single column row converter.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><a href="CsvFilterableTable.html" title="class in org.apache.calcite.adapter.csv">CsvFilterableTable</a></th> |
| <td class="colLast"> |
| <div class="block">Table based on a CSV file that can implement simple filtering.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <th class="colFirst" scope="row"><a href="CsvProjectTableScanRule.html" title="class in org.apache.calcite.adapter.csv">CsvProjectTableScanRule</a></th> |
| <td class="colLast"> |
| <div class="block">Planner rule that projects from a <a href="CsvTableScan.html" title="class in org.apache.calcite.adapter.csv"><code>CsvTableScan</code></a> scan just the columns |
| needed to satisfy a projection.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><a href="CsvScannableTable.html" title="class in org.apache.calcite.adapter.csv">CsvScannableTable</a></th> |
| <td class="colLast"> |
| <div class="block">Table based on a CSV file.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <th class="colFirst" scope="row"><a href="CsvSchema.html" title="class in org.apache.calcite.adapter.csv">CsvSchema</a></th> |
| <td class="colLast"> |
| <div class="block">Schema mapped onto a directory of CSV files.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><a href="CsvSchemaFactory.html" title="class in org.apache.calcite.adapter.csv">CsvSchemaFactory</a></th> |
| <td class="colLast"> |
| <div class="block">Factory that creates a <a href="CsvSchema.html" title="class in org.apache.calcite.adapter.csv"><code>CsvSchema</code></a>.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <th class="colFirst" scope="row"><a href="CsvStreamReader.html" title="class in org.apache.calcite.adapter.csv">CsvStreamReader</a></th> |
| <td class="colLast"> |
| <div class="block">Extension to <code>CSVReader</code> that can read newly appended file content.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><a href="CsvStreamReader.CsvContentListener.html" title="class in org.apache.calcite.adapter.csv">CsvStreamReader.CsvContentListener</a></th> |
| <td class="colLast"> |
| <div class="block">Watches for content being appended to a CSV file.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <th class="colFirst" scope="row"><a href="CsvStreamScannableTable.html" title="class in org.apache.calcite.adapter.csv">CsvStreamScannableTable</a></th> |
| <td class="colLast"> |
| <div class="block">Table based on a CSV file.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><a href="CsvStreamTableFactory.html" title="class in org.apache.calcite.adapter.csv">CsvStreamTableFactory</a></th> |
| <td class="colLast"> |
| <div class="block">Factory that creates a <a href="CsvTranslatableTable.html" title="class in org.apache.calcite.adapter.csv"><code>CsvTranslatableTable</code></a>.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <th class="colFirst" scope="row"><a href="CsvTable.html" title="class in org.apache.calcite.adapter.csv">CsvTable</a></th> |
| <td class="colLast"> |
| <div class="block">Base class for table that reads CSV files.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><a href="CsvTableFactory.html" title="class in org.apache.calcite.adapter.csv">CsvTableFactory</a></th> |
| <td class="colLast"> |
| <div class="block">Factory that creates a <a href="CsvTranslatableTable.html" title="class in org.apache.calcite.adapter.csv"><code>CsvTranslatableTable</code></a>.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <th class="colFirst" scope="row"><a href="CsvTableScan.html" title="class in org.apache.calcite.adapter.csv">CsvTableScan</a></th> |
| <td class="colLast"> |
| <div class="block">Relational expression representing a scan of a CSV file.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><a href="CsvTranslatableTable.html" title="class in org.apache.calcite.adapter.csv">CsvTranslatableTable</a></th> |
| <td class="colLast"> |
| <div class="block">Table based on a CSV file.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <th class="colFirst" scope="row"><a href="JsonEnumerator.html" title="class in org.apache.calcite.adapter.csv">JsonEnumerator</a></th> |
| <td class="colLast"> |
| <div class="block">Enumerator that reads from a JSON file.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><a href="JsonTable.html" title="class in org.apache.calcite.adapter.csv">JsonTable</a></th> |
| <td class="colLast"> |
| <div class="block">Table based on a JSON file.</div> |
| </td> |
| </tr> |
| </tbody> |
| </table> |
| </li> |
| <li class="blockList"> |
| <table class="typeSummary"> |
| <caption><span>Enum Summary</span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colFirst" scope="col">Enum</th> |
| <th class="colLast" scope="col">Description</th> |
| </tr> |
| <tbody> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><a href="CsvFieldType.html" title="enum in org.apache.calcite.adapter.csv">CsvFieldType</a></th> |
| <td class="colLast"> |
| <div class="block">Type of a field in a CSV file.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <th class="colFirst" scope="row"><a href="CsvTable.Flavor.html" title="enum in org.apache.calcite.adapter.csv">CsvTable.Flavor</a></th> |
| <td class="colLast"> |
| <div class="block">Various degrees of table "intelligence".</div> |
| </td> |
| </tr> |
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