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| <div class="subTitle"><span class="packageLabelInType">Package</span> <a href="package-summary.html">org.apache.iceberg.hive</a></div> |
| <h2 title="Class HiveSchemaUtil" class="title">Class HiveSchemaUtil</h2> |
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| <ul class="inheritance"> |
| <li>java.lang.Object</li> |
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| <li>org.apache.iceberg.hive.HiveSchemaUtil</li> |
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| <pre>public final class <span class="typeNameLabel">HiveSchemaUtil</span> |
| extends java.lang.Object</pre> |
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| <th class="colFirst" scope="col">Modifier and Type</th> |
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| <th class="colLast" scope="col">Description</th> |
| </tr> |
| <tr id="i0" class="altColor"> |
| <td class="colFirst"><code>static <a href="../Schema.html" title="class in org.apache.iceberg">Schema</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#convert(java.util.List,java.util.List,java.util.List)">convert</a></span>​(java.util.List<java.lang.String> names, |
| java.util.List<org.apache.hadoop.hive.serde2.typeinfo.TypeInfo> types, |
| java.util.List<java.lang.String> comments)</code></th> |
| <td class="colLast"> |
| <div class="block">Converts the Hive list of column names and column types to an Iceberg schema.</div> |
| </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>static <a href="../Schema.html" title="class in org.apache.iceberg">Schema</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#convert(java.util.List,java.util.List,java.util.List,boolean)">convert</a></span>​(java.util.List<java.lang.String> names, |
| java.util.List<org.apache.hadoop.hive.serde2.typeinfo.TypeInfo> types, |
| java.util.List<java.lang.String> comments, |
| boolean autoConvert)</code></th> |
| <td class="colLast"> |
| <div class="block">Converts the Hive list of column names and column types to an Iceberg schema.</div> |
| </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code>static <a href="../Schema.html" title="class in org.apache.iceberg">Schema</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#convert(java.util.List)">convert</a></span>​(java.util.List<org.apache.hadoop.hive.metastore.api.FieldSchema> fieldSchemas)</code></th> |
| <td class="colLast"> |
| <div class="block">Converts a Hive schema (list of FieldSchema objects) to an Iceberg schema.</div> |
| </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code>static <a href="../Schema.html" title="class in org.apache.iceberg">Schema</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#convert(java.util.List,boolean)">convert</a></span>​(java.util.List<org.apache.hadoop.hive.metastore.api.FieldSchema> fieldSchemas, |
| boolean autoConvert)</code></th> |
| <td class="colLast"> |
| <div class="block">Converts a Hive schema (list of FieldSchema objects) to an Iceberg schema.</div> |
| </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code>static <a href="../types/Type.html" title="interface in org.apache.iceberg.types">Type</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#convert(org.apache.hadoop.hive.serde2.typeinfo.TypeInfo)">convert</a></span>​(org.apache.hadoop.hive.serde2.typeinfo.TypeInfo typeInfo)</code></th> |
| <td class="colLast"> |
| <div class="block">Converts a Hive typeInfo object to an Iceberg type.</div> |
| </td> |
| </tr> |
| <tr id="i5" class="rowColor"> |
| <td class="colFirst"><code>static java.util.List<org.apache.hadoop.hive.metastore.api.FieldSchema></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#convert(org.apache.iceberg.Schema)">convert</a></span>​(<a href="../Schema.html" title="class in org.apache.iceberg">Schema</a> schema)</code></th> |
| <td class="colLast"> |
| <div class="block">Converts the Iceberg schema to a Hive schema (list of FieldSchema objects).</div> |
| </td> |
| </tr> |
| <tr id="i6" class="altColor"> |
| <td class="colFirst"><code>static org.apache.hadoop.hive.serde2.typeinfo.TypeInfo</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#convert(org.apache.iceberg.types.Type)">convert</a></span>​(<a href="../types/Type.html" title="interface in org.apache.iceberg.types">Type</a> type)</code></th> |
| <td class="colLast"> |
| <div class="block">Converts an Iceberg type to a Hive TypeInfo object.</div> |
| </td> |
| </tr> |
| <tr id="i7" class="rowColor"> |
| <td class="colFirst"><code>static <a href="../PartitionSpec.html" title="class in org.apache.iceberg">PartitionSpec</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#spec(org.apache.iceberg.Schema,java.util.List)">spec</a></span>​(<a href="../Schema.html" title="class in org.apache.iceberg">Schema</a> schema, |
| java.util.List<org.apache.hadoop.hive.metastore.api.FieldSchema> fieldSchemas)</code></th> |
| <td class="colLast"> |
| <div class="block">Converts the Hive partition columns to Iceberg identity partition specification.</div> |
| </td> |
| </tr> |
| </table> |
| <ul class="blockList"> |
| <li class="blockList"><a id="methods.inherited.from.class.java.lang.Object"> |
| <!-- --> |
| </a> |
| <h3>Methods inherited from class java.lang.Object</h3> |
| <code>clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait</code></li> |
| </ul> |
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| <h3>Method Detail</h3> |
| <a id="convert(org.apache.iceberg.Schema)"> |
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| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>convert</h4> |
| <pre class="methodSignature">public static java.util.List<org.apache.hadoop.hive.metastore.api.FieldSchema> convert​(<a href="../Schema.html" title="class in org.apache.iceberg">Schema</a> schema)</pre> |
| <div class="block">Converts the Iceberg schema to a Hive schema (list of FieldSchema objects).</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>schema</code> - The original Iceberg schema to convert</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>The Hive column list generated from the Iceberg schema</dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="convert(java.util.List)"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>convert</h4> |
| <pre class="methodSignature">public static <a href="../Schema.html" title="class in org.apache.iceberg">Schema</a> convert​(java.util.List<org.apache.hadoop.hive.metastore.api.FieldSchema> fieldSchemas)</pre> |
| <div class="block">Converts a Hive schema (list of FieldSchema objects) to an Iceberg schema. If some of the types are not convertible |
| then exception is thrown.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>fieldSchemas</code> - The list of the columns</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>An equivalent Iceberg Schema</dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="convert(java.util.List,boolean)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>convert</h4> |
| <pre class="methodSignature">public static <a href="../Schema.html" title="class in org.apache.iceberg">Schema</a> convert​(java.util.List<org.apache.hadoop.hive.metastore.api.FieldSchema> fieldSchemas, |
| boolean autoConvert)</pre> |
| <div class="block">Converts a Hive schema (list of FieldSchema objects) to an Iceberg schema.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>fieldSchemas</code> - The list of the columns</dd> |
| <dd><code>autoConvert</code> - If <code>true</code> then TINYINT and SMALLINT is converted to INTEGER and VARCHAR and CHAR is |
| converted to STRING. Otherwise if these types are used in the Hive schema then exception is |
| thrown.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>An equivalent Iceberg Schema</dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="spec(org.apache.iceberg.Schema,java.util.List)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>spec</h4> |
| <pre class="methodSignature">public static <a href="../PartitionSpec.html" title="class in org.apache.iceberg">PartitionSpec</a> spec​(<a href="../Schema.html" title="class in org.apache.iceberg">Schema</a> schema, |
| java.util.List<org.apache.hadoop.hive.metastore.api.FieldSchema> fieldSchemas)</pre> |
| <div class="block">Converts the Hive partition columns to Iceberg identity partition specification.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>schema</code> - The Iceberg schema</dd> |
| <dd><code>fieldSchemas</code> - The partition column specification</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>The Iceberg partition specification</dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="convert(java.util.List,java.util.List,java.util.List)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>convert</h4> |
| <pre class="methodSignature">public static <a href="../Schema.html" title="class in org.apache.iceberg">Schema</a> convert​(java.util.List<java.lang.String> names, |
| java.util.List<org.apache.hadoop.hive.serde2.typeinfo.TypeInfo> types, |
| java.util.List<java.lang.String> comments)</pre> |
| <div class="block">Converts the Hive list of column names and column types to an Iceberg schema. If some of the types are not |
| convertible then exception is thrown.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>names</code> - The list of the Hive column names</dd> |
| <dd><code>types</code> - The list of the Hive column types</dd> |
| <dd><code>comments</code> - The list of the Hive column comments</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>The Iceberg schema</dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="convert(java.util.List,java.util.List,java.util.List,boolean)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>convert</h4> |
| <pre class="methodSignature">public static <a href="../Schema.html" title="class in org.apache.iceberg">Schema</a> convert​(java.util.List<java.lang.String> names, |
| java.util.List<org.apache.hadoop.hive.serde2.typeinfo.TypeInfo> types, |
| java.util.List<java.lang.String> comments, |
| boolean autoConvert)</pre> |
| <div class="block">Converts the Hive list of column names and column types to an Iceberg schema.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>names</code> - The list of the Hive column names</dd> |
| <dd><code>types</code> - The list of the Hive column types</dd> |
| <dd><code>comments</code> - The list of the Hive column comments, can be null</dd> |
| <dd><code>autoConvert</code> - If <code>true</code> then TINYINT and SMALLINT is converted to INTEGER and VARCHAR and CHAR is |
| converted to STRING. Otherwise if these types are used in the Hive schema then exception is |
| thrown.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>The Iceberg schema</dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="convert(org.apache.iceberg.types.Type)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>convert</h4> |
| <pre class="methodSignature">public static org.apache.hadoop.hive.serde2.typeinfo.TypeInfo convert​(<a href="../types/Type.html" title="interface in org.apache.iceberg.types">Type</a> type)</pre> |
| <div class="block">Converts an Iceberg type to a Hive TypeInfo object.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>type</code> - The Iceberg type</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>The Hive type</dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="convert(org.apache.hadoop.hive.serde2.typeinfo.TypeInfo)"> |
| <!-- --> |
| </a> |
| <ul class="blockListLast"> |
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| <h4>convert</h4> |
| <pre class="methodSignature">public static <a href="../types/Type.html" title="interface in org.apache.iceberg.types">Type</a> convert​(org.apache.hadoop.hive.serde2.typeinfo.TypeInfo typeInfo)</pre> |
| <div class="block">Converts a Hive typeInfo object to an Iceberg type.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>typeInfo</code> - The Hive type</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>The Iceberg type</dd> |
| </dl> |
| </li> |
| </ul> |
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