| <!DOCTYPE html><html><head><title>R: (Deprecated) Create an external table</title> |
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| <table style="width: 100%;"><tr><td>createExternalTable {SparkR}</td><td style="text-align: right;">R Documentation</td></tr></table> |
| |
| <h2>(Deprecated) Create an external table</h2> |
| |
| <h3>Description</h3> |
| |
| <p>Creates an external table based on the dataset in a data source, |
| Returns a SparkDataFrame associated with the external table. |
| </p> |
| |
| |
| <h3>Usage</h3> |
| |
| <pre><code class='language-R'>createExternalTable(tableName, path = NULL, source = NULL, schema = NULL, ...) |
| </code></pre> |
| |
| |
| <h3>Arguments</h3> |
| |
| <table> |
| <tr style="vertical-align: top;"><td><code>tableName</code></td> |
| <td> |
| <p>a name of the table.</p> |
| </td></tr> |
| <tr style="vertical-align: top;"><td><code>path</code></td> |
| <td> |
| <p>the path of files to load.</p> |
| </td></tr> |
| <tr style="vertical-align: top;"><td><code>source</code></td> |
| <td> |
| <p>the name of external data source.</p> |
| </td></tr> |
| <tr style="vertical-align: top;"><td><code>schema</code></td> |
| <td> |
| <p>the schema of the data required for some data sources.</p> |
| </td></tr> |
| <tr style="vertical-align: top;"><td><code>...</code></td> |
| <td> |
| <p>additional argument(s) passed to the method.</p> |
| </td></tr> |
| </table> |
| |
| |
| <h3>Details</h3> |
| |
| <p>The data source is specified by the <code>source</code> and a set of options(...). |
| If <code>source</code> is not specified, the default data source configured by |
| "spark.sql.sources.default" will be used. |
| </p> |
| |
| |
| <h3>Value</h3> |
| |
| <p>A SparkDataFrame. |
| </p> |
| |
| |
| <h3>Note</h3> |
| |
| <p>createExternalTable since 1.4.0 |
| </p> |
| |
| |
| <h3>See Also</h3> |
| |
| <p><a href="../../SparkR/help/createTable.html">createTable</a> |
| </p> |
| |
| |
| <h3>Examples</h3> |
| |
| <pre><code class="r">## Not run: |
| ##D sparkR.session() |
| ##D df <- createExternalTable("myjson", path="path/to/json", source="json", schema) |
| ## End(Not run) |
| </code></pre> |
| |
| |
| <hr /><div style="text-align: center;">[Package <em>SparkR</em> version 3.2.2 <a href="00Index.html">Index</a>]</div> |
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