Destination redshift: delete unused spec option (#36365)

Author: edgao

airbyte-integrations/connectors/destination-redshift/metadata.yaml

@@ -5,7 +5,7 @@ data:
   connectorSubtype: database
   connectorType: destination
   definitionId: f7a7d195-377f-cf5b-70a5-be6b819019dc
-  dockerImageTag: 2.4.1
+  dockerImageTag: 2.4.2
   dockerRepository: airbyte/destination-redshift
   documentationUrl: https://docs.airbyte.com/integrations/destinations/redshift
   githubIssueLabel: destination-redshift

airbyte-integrations/connectors/destination-redshift/src/main/java/io/airbyte/integrations/destination/redshift/RedshiftStagingS3Destination.java

@@ -12,7 +12,6 @@
 import static io.airbyte.integrations.destination.redshift.util.RedshiftUtil.findS3Options;
 
 import com.fasterxml.jackson.databind.JsonNode;
-import com.google.common.annotations.VisibleForTesting;
 import io.airbyte.cdk.db.factory.DataSourceFactory;
 import io.airbyte.cdk.db.jdbc.DefaultJdbcDatabase;
 import io.airbyte.cdk.db.jdbc.JdbcDatabase;
@@ -30,7 +29,6 @@
 import io.airbyte.cdk.integrations.destination.jdbc.typing_deduping.JdbcDestinationHandler;
 import io.airbyte.cdk.integrations.destination.jdbc.typing_deduping.JdbcSqlGenerator;
 import io.airbyte.cdk.integrations.destination.jdbc.typing_deduping.JdbcV1V2Migrator;
-import io.airbyte.cdk.integrations.destination.record_buffer.FileBuffer;
 import io.airbyte.cdk.integrations.destination.s3.AesCbcEnvelopeEncryption;
 import io.airbyte.cdk.integrations.destination.s3.AesCbcEnvelopeEncryption.KeyType;
 import io.airbyte.cdk.integrations.destination.s3.EncryptionConfig;
@@ -225,14 +223,6 @@ public SerializedAirbyteMessageConsumer getSerializedMessageConsumer(final JsonN
             : new NoEncryption();
     final JsonNode s3Options = findS3Options(config);
     final S3DestinationConfig s3Config = getS3DestinationConfig(s3Options);
-    final int numberOfFileBuffers = getNumberOfFileBuffers(s3Options);
-    if (numberOfFileBuffers > FileBuffer.SOFT_CAP_CONCURRENT_STREAM_IN_BUFFER) {
-      LOGGER.warn("""
-                  Increasing the number of file buffers past {} can lead to increased performance but
-                  leads to increased memory usage. If the number of file buffers exceeds the number
-                  of streams {} this will create more buffers than necessary, leading to nonexistent gains
-                  """, FileBuffer.SOFT_CAP_CONCURRENT_STREAM_IN_BUFFER, catalog.getStreams().size());
-    }
 
     final String defaultNamespace = config.get("schema").asText();
     for (final ConfiguredAirbyteStream stream : catalog.getStreams()) {
@@ -287,26 +277,6 @@ public SerializedAirbyteMessageConsumer getSerializedMessageConsumer(final JsonN
         .createAsync();
   }
 
-  /**
-   * Retrieves user configured file buffer amount so as long it doesn't exceed the maximum number of
-   * file buffers and sets the minimum number to the default
-   * <p>
-   * NOTE: If Out Of Memory Exceptions (OOME) occur, this can be a likely cause as this hard limit has
-   * not been thoroughly load tested across all instance sizes
-   *
-   * @param config user configurations
-   * @return number of file buffers if configured otherwise default
-   */
-  @VisibleForTesting
-  public int getNumberOfFileBuffers(final JsonNode config) {
-    int numOfFileBuffers = FileBuffer.DEFAULT_MAX_CONCURRENT_STREAM_IN_BUFFER;
-    if (config.has(FileBuffer.FILE_BUFFER_COUNT_KEY)) {
-      numOfFileBuffers = Math.min(config.get(FileBuffer.FILE_BUFFER_COUNT_KEY).asInt(), FileBuffer.MAX_CONCURRENT_STREAM_IN_BUFFER);
-    }
-    // Only allows for values 10 <= numOfFileBuffers <= 50
-    return Math.max(numOfFileBuffers, FileBuffer.DEFAULT_MAX_CONCURRENT_STREAM_IN_BUFFER);
-  }
-
   private boolean isPurgeStagingData(final JsonNode config) {
     return !config.has("purge_staging_data") || config.get("purge_staging_data").asBoolean();
   }

airbyte-integrations/connectors/destination-redshift/src/main/resources/spec.json

@@ -223,15 +223,6 @@
                   }
                 ],
                 "order": 7
-              },
-              "file_buffer_count": {
-                "title": "File Buffer Count",
-                "type": "integer",
-                "minimum": 10,
-                "maximum": 50,
-                "default": 10,
-                "description": "Number of file buffers allocated for writing data. Increasing this number is beneficial for connections using Change Data Capture (CDC) and up to the number of streams within a connection. Increasing the number of file buffers past the maximum number of streams has deteriorating effects",
-                "examples": ["10"]
               }
             }
           },

airbyte-integrations/connectors/destination-redshift/src/test-integration/java/io/airbyte/integrations/destination/redshift/RedshiftFileBufferTest.java

@@ -69,11 +69,6 @@ Optional parameters:
     `bucketPath/namespace/streamName/syncDate_epochMillis_randomUuid.csv` containing three columns
     (`ab_id`, `data`, `emitted_at`). Normally these files are deleted after the `COPY` command
     completes; if you want to keep them for other purposes, set `purge_staging_data` to `false`.
-- **File Buffer Count**
-  - Number of file buffers allocated for writing data. Increasing this number is beneficial for
-    connections using Change Data Capture (CDC) and up to the number of streams within a connection.
-    Increasing the number of file buffers past the maximum number of streams has deteriorating
-    effects.
 
 NOTE: S3 staging does not use the SSH Tunnel option for copying data, if configured. SSH Tunnel
 supports the SQL connection only. S3 is secured through public HTTPS access only. Subsequent typing
@@ -247,6 +242,7 @@ Each stream will be output into its own raw table in Redshift. Each table will c
 
 | Version | Date       | Pull Request                                               | Subject                                                                                                                                                                                                          |
 | :------ | :--------- | :--------------------------------------------------------- | :--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
+| 2.4.2   | 2024-04-05 | [\#36365](https://github.com/airbytehq/airbyte/pull/36365) | Remove unused config option                                                                                                                                                                                      |
 | 2.4.1   | 2024-04-04 | [#36846](https://github.com/airbytehq/airbyte/pull/36846)  | Remove duplicate S3 Region                                                                                                                                                                                       |
 | 2.4.0   | 2024-03-21 | [\#36589](https://github.com/airbytehq/airbyte/pull/36589) | Adapt to Kotlin cdk 0.28.19                                                                                                                                                                                      |
 | 2.3.2   | 2024-03-21 | [\#36374](https://github.com/airbytehq/airbyte/pull/36374) | Supress Jooq DataAccessException error message in logs                                                                                                                                                           |