[GitHub] [iceberg] samredai commented on a diff in pull request #5161: Docs: Update Hive doc page with the 4.0.0-alpha-1 features

[GitBox <gi...@apache.org>]

samredai commented on code in PR #5161:
URL: https://github.com/apache/iceberg/pull/5161#discussion_r913804754


##########
docs/hive.md:
##########
@@ -24,20 +24,63 @@ menu: main
 # Hive
 
 Iceberg supports reading and writing Iceberg tables through [Hive](https://hive.apache.org) by using
-a [StorageHandler](https://cwiki.apache.org/confluence/display/Hive/StorageHandlers). Here is the current compatibility
-matrix for Iceberg Hive support:
+a [StorageHandler](https://cwiki.apache.org/confluence/display/Hive/StorageHandlers).
 
-| Feature                  | Hive 2.x               | Hive 3.1.2             |
-| ------------------------ | ---------------------- | ---------------------- |
-| CREATE EXTERNAL TABLE    | ✔️                     | ✔️                     |
-| CREATE TABLE             | ✔️                     | ✔️                     |
-| DROP TABLE               | ✔️                     | ✔️                     |
-| SELECT                   | ✔️ (MapReduce and Tez) | ✔️ (MapReduce and Tez) |
-| INSERT INTO              | ✔️ (MapReduce only)️    | ✔️ (MapReduce only)    |
+## Feature support
+Iceberg compatibility with Hive 2.x and Hive 3.1.2/3 supports the following features:
+
+* Creating a table
+* Dropping a table
+* Reading a table
+* Inserting into a table (INSERT INTO)
+
+{{< hint warning >}}
+DML operations work only with MapReduce execution engine.
+{{< /hint >}}
+
+With Hive version 4.0.0-alpha-1 and above,
+the Iceberg integration when using HiveCatalog supports the following additional features:
+
+* Creating an Iceberg identity-partitioned table
+* Creating an Iceberg table with any partition spec, including the various transforms supported by Iceberg
+* Creating a table from an existing table (CTAS table)
+* Altering a table while keeping Iceberg and Hive schemas in sync
+* Altering the partition schema (updating columns)
+* Altering the partition schema by specifying partition transforms
+* Truncating a table
+* Migrating tables in Avro, Parquet, or ORC (Non-ACID) format to Iceberg
+* Reading the schema of a table
+* Querying Iceberg metadata tables
+* Time travel applications
+* Inserting into a table (INSERT INTO)
+* Inserting data overwriting existing data (INSERT OVERWRITE)
+
+{{< hint warning >}}
+DML operations work only with Tez execution engine.
+{{< /hint >}}
 
 ## Enabling Iceberg support in Hive
 
-### Loading runtime jar
+### Hive 4.0.0-alpha-1
+
+Hive 4.0.0-alpha-1 comes with the Iceberg 0.13.1 included. No additional downloads or jars are needed.
+
+### Hive 2.3.x, Hive 3.1.x
+
+You need to do the following steps:
+* Loading runtime jar
+* Enabling support
+Collaborator
+@samredai samredai 26 days ago
+This could just be one line right?

Review Comment:
   Ah thanks for catching this, let me open a PR



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