rm protobuf create table syntax

Author: kay-kim

doc/user/content/sql/create-table.md

@@ -140,79 +140,6 @@ FORMAT AVRO USING CONFLUENT SCHEMA REGISTRY CONNECTION <conn_name>
 %}}
 {{</ tab >}}
 
-{{< tab "FORMAT PROTOBUF MESSAGE">}}
-
-Creates a read-only table from a [Kafka source](/sql/create-source/), ingesting
-messages encoded in PROTOBUF format, specifying the hex encoded schema.
-
-By default, the table contains the columns specified in the schema. You can
-include additional columns using the `INCLUDE` options.
-
-{{< tip >}}
-
-- Ensure your messages are raw Protobuf-encoded messages; i.e., ensure they
-  don't include prefixes, such as Confluent Schema Registry framing prefix.
-
-- If you want to specify an `UPSERT ENVELOPE`, use `KEY FORMAT ... VALUE
-  FORMAT ...` instead.
-
-{{</ tip >}}
-
-
-```mzsql
-CREATE TABLE <table_name> FROM SOURCE <source_name> [(REFERENCE <ref_object>)]
-FORMAT PROTOBUF MESSAGE <msg_name> USING SCHEMA <hex_encoded_schema>
-[INCLUDE
-    PARTITION [AS <name>] | OFFSET [AS <name>]
-  | TIMESTAMP [AS <name>] | HEADERS [AS <name>] | HEADER <key_name> AS <name> [BYTES]
-  [, ...]
-]
-[ENVELOPE NONE]  --  Default.  Uses the append-only envelope.
-[WITH (PARTITION BY (<column_name> [, ...]))]
-;
-```
-
-{{% yaml-table data="syntax_options/create_table/create_table_options_source_populated_kafka_protobuf_msg"
-%}}
-
-{{</ tab >}}
-
-{{< tab "FORMAT PROTOBUF using CSR" >}}
-
-Creates a read-only table from a [Kafka source](/sql/create-source/), ingesting
-messages encoded in PROTOBUF format using the schema information from Confluent
-Schema Registry. By default, the table contains the columns specified in the
-schema. You can include additional columns using the `INCLUDE` options.
-
-{{< tip >}}
-
-- If your `.proto` file includes a package declaration, you must specify the
-fully qualified message name using `FORMAT PROTOBUF MESSAGE` instead of `FORMAT
-PROTOBUF using CONFLUENT SCHEMA REGISTRY CONNECTION`.
-
-- If you want to specify an `UPSERT ENVELOPE`, use `KEY FORMAT ... VALUE
-  FORMAT ...` instead.
-
-{{</ tip >}}
-
-```mzsql
-CREATE TABLE <table_name> FROM SOURCE <source_name> [(REFERENCE <ref_object>)]
-FORMAT PROTOBUF USING CONFLUENT SCHEMA REGISTRY CONNECTION <conn_name>
-[INCLUDE
-    PARTITION [AS <name>] | OFFSET [AS <name>]
-  | TIMESTAMP [AS <name>] | HEADERS [AS <name>] | HEADER <key_name> AS <name> [BYTES]
-  [, ...]
-]
-[ENVELOPE NONE]  --  Default.  Uses the append-only envelope.
-[WITH (PARTITION BY (<column_name> [, ...]))]
-;
-```
-
-{{% yaml-table data="syntax_options/create_table/create_table_options_source_populated_kafka_protobuf_csr"
-%}}
-
-{{</ tab >}}
-
 {{< tab "FORMAT JSON" >}}
 
 Creates a read-only table from a [Kafka source](/sql/create-source/), where the
@@ -310,8 +237,6 @@ KEY FORMAT <format1> VALUE FORMAT <format2>
    --       INLINE <schema> | ID <schema_registry_id> | LATEST ]
    --     [VALUE STRATEGY
    --       INLINE <schema> | ID <schema_registry_id> | LATEST ]
-  -- | PROTOBUF USING CONFLUENT SCHEMA REGISTRY CONNECTION <conn_name>
-  -- | PROTOBUF MESSAGE <msg_name> USING SCHEMA <encoded_schema>
   -- | CSV WITH <num> COLUMNS DELIMITED BY <char>
   -- | JSON | TEXT | BYTES
 [INCLUDE

doc/user/data/syntax_options/create_table/create_table_options_source_populated_kafka.yml

@@ -51,8 +51,6 @@ rows:
       | Format | Description |
       |--------|-------------|
       | `AVRO USING CONFLUENT SCHEMA REGISTRY CONNECTION <csr_connection> [KEY STRATEGY <strategy> VALUE STRATEGY <strategy>]` | Decode the data as Avro, specifying the [Confluent Schema Registry connection](/sql/create-connection/#confluent-schema-registry) to use. You can also specify the `KEY STRATEGY` and `VALUE STRATEGY` to use: <table> <thead> <tr> <th>Strategy</th> <th>Description</th> </tr> </thead> <tbody> <tr> <td><code>LATEST</code></td> <td>(Default) Use the latest writer schema from the schema registry as the reader schema.</td> </tr> <tr> <td><code>ID</code></td> <td>Use a specific schema from the registry.</td> </tr> <tr> <td><code>INLINE</code></td> <td>Use the inline schema.</td> </tr> </tbody> </table>|
-      | `PROTOBUF USING CONFLUENT SCHEMA REGISTRY CONNECTION <csr_connection>` | Decode the data as Protocol Buffers, specifying the [Confluent Schema Registry connection](/sql/create-connection/#confluent-schema-registry) to use. |
-      | `PROTOBUF MESSAGE <msg_name> USING SCHEMA <encoded_schema>` | Decode the data as Protocol Buffers, specifying the `<msg_name>` and the inline `<encoded_schema>` descriptor to use. |
       | `JSON` | Decode the data as JSON. |
       | `TEXT` | Decode the data as TEXT. |
       | `BYTES` | Decode the data as BYTES. |

doc/user/data/syntax_options/create_table/create_table_options_source_populated_kafka_protobuf_csr.yml

@@ -3,6 +3,5 @@ The following table specifies the format and envelope compatibility:
 | Format | Append-only envelope | Upsert envelope | Debezium envelope |
 |--------|:--------------------:|:---------------:|:-----------------:|
 | Avro              | ✓         | ✓               | ✓                 |
-| Protobuf          | ✓         | ✓
 | JSON/Text/Bytes   | ✓         | ✓
 | CSV               | ✓         |                 |