FLOW-7864 Adapt iceberg tests for SSV2 remove unused code

Author: sfc-gh-lkucharski

src/main/java/com/snowflake/kafka/connector/Constants.java

@@ -29,10 +29,6 @@ public static final class KafkaConnectorConfigParams {
     public static final boolean SNOWFLAKE_STREAMING_METADATA_CONNECTOR_PUSH_TIME_DEFAULT = true;
     public static final String SNOWFLAKE_STREAMING_CLIENT_PROVIDER_OVERRIDE_MAP =
         "snowflake.streaming.client.provider.override.map";
-    // Iceberg
-    public static final String SNOWFLAKE_STREAMING_ICEBERG_ENABLED =
-        "snowflake.streaming.iceberg.enabled";
-    public static final boolean SNOWFLAKE_STREAMING_ICEBERG_ENABLED_DEFAULT = false;
     public static final String SNOWFLAKE_STREAMING_MAX_CLIENT_LAG =
         "snowflake.streaming.max.client.lag";
 

src/main/java/com/snowflake/kafka/connector/Utils.java

@@ -16,8 +16,6 @@
  */
 package com.snowflake.kafka.connector;
 
-import static com.snowflake.kafka.connector.Constants.KafkaConnectorConfigParams.SNOWFLAKE_STREAMING_ICEBERG_ENABLED;
-
 import com.google.common.collect.ImmutableMap;
 import com.snowflake.kafka.connector.Constants.KafkaConnectorConfigParams;
 import com.snowflake.kafka.connector.internal.KCLogger;
@@ -315,14 +313,6 @@ static boolean isValidSnowflakeTableName(String tableName) {
     return tableName.matches("^([_a-zA-Z]{1}[_$a-zA-Z0-9]+\\.){0,2}[_a-zA-Z]{1}[_$a-zA-Z0-9]+$");
   }
 
-  /**
-   * @param config config with applied default values
-   * @return true when Iceberg mode is enabled.
-   */
-  public static boolean isIcebergEnabled(Map<String, String> config) {
-    return Boolean.parseBoolean(config.get(SNOWFLAKE_STREAMING_ICEBERG_ENABLED));
-  }
-
   /**
    * @param config config with applied default values
    * @return role specified in rhe config

src/main/java/com/snowflake/kafka/connector/config/ConnectorConfigDefinition.java

@@ -318,13 +318,6 @@ public static ConfigDef getConfig() {
             LOW,
             "If set to true the Connector will fail its tasks when authorization error from"
                 + " Snowflake occurred")
-        .define(
-            KafkaConnectorConfigParams.SNOWFLAKE_STREAMING_ICEBERG_ENABLED,
-            BOOLEAN,
-            KafkaConnectorConfigParams.SNOWFLAKE_STREAMING_ICEBERG_ENABLED_DEFAULT,
-            HIGH,
-            "When set to true the connector will ingest data into the Iceberg table. Check the"
-                + " official Snowflake documentation for the prerequisites.")
         .define(
             KafkaConnectorConfigParams.CACHE_TABLE_EXISTS,
             BOOLEAN,

src/main/java/com/snowflake/kafka/connector/internal/CachingSnowflakeConnectionService.java

@@ -153,16 +153,6 @@ public void createTableWithOnlyMetadataColumn(String tableName) {
     tableExistsCache.invalidate(tableName);
   }
 
-  @Override
-  public void addMetadataColumnForIcebergIfNotExists(String tableName) {
-    delegate.addMetadataColumnForIcebergIfNotExists(tableName);
-  }
-
-  @Override
-  public void initializeMetadataColumnTypeForIceberg(String tableName) {
-    delegate.initializeMetadataColumnTypeForIceberg(tableName);
-  }
-
   @Override
   public boolean isTableCompatible(String tableName) {
     return delegate.isTableCompatible(tableName);

src/main/java/com/snowflake/kafka/connector/internal/InternalUtils.java

@@ -53,8 +53,6 @@ static void assertNotEmpty(String name, Object value) {
       switch (name.toLowerCase()) {
         case "tablename":
           throw SnowflakeErrors.ERROR_0005.getException();
-        case "stagename":
-          throw SnowflakeErrors.ERROR_0004.getException();
         case "pipename":
           throw SnowflakeErrors.ERROR_0006.getException();
         case "conf":

src/main/java/com/snowflake/kafka/connector/internal/SnowflakeConnectionService.java

@@ -86,21 +86,6 @@ public interface SnowflakeConnectionService {
    */
   void createTableWithOnlyMetadataColumn(String tableName);
 
-  /**
-   * Alter the RECORD_METADATA column to be of the required structured OBJECT type for iceberg
-   * tables.
-   *
-   * @param tableName iceberg table name
-   */
-  void initializeMetadataColumnTypeForIceberg(String tableName);
-
-  /**
-   * Add the RECORD_METADATA column to the iceberg table if it does not exist.
-   *
-   * @param tableName iceberg table name
-   */
-  void addMetadataColumnForIcebergIfNotExists(String tableName);
-
   /**
    * Calls describe table statement and returns all columns and corresponding types.
    *

src/main/java/com/snowflake/kafka/connector/internal/SnowflakeErrors.java

@@ -34,30 +34,13 @@ public enum SnowflakeErrors {
       "0003",
       "Missing required parameter",
       "one or multiple required parameters haven't be provided"),
-  ERROR_0004("0004", "Empty Stage name", "Input Stage name is empty string or null"),
   ERROR_0005("0005", "Empty Table name", "Input Table name is empty string or null"),
   ERROR_0006("0006", "Empty Pipe name", "Input Pipe name is empty String or null"),
   ERROR_0007(
       "0007",
       "Invalid Snowflake URL",
       "Snowflake URL format: 'https://<account_name>.<region_name>"
           + ".snowflakecomputing.com:443', 'https://' and ':443' are optional."),
-  ERROR_0008(
-      "0008",
-      "Invalid staging file name",
-      "File name format: <app_name>/<table_name>/<partition_number"
-          + ">/<start_offset>_<end_offset>_<timestamp>.json.gz"),
-  ERROR_0009(
-      "0009",
-      "Invalid value converter",
-      "Only support Snowflake Converters (e.g. SnowflakeJsonConverter, "
-          + "SnowflakeAvroConverter)"),
-  ERROR_0010("0010", "Invalid input record", "Input record value can't be parsed"),
-  ERROR_0011("0011", "Failed to load schema from Schema Registry", "Schema ID doesn't exist"),
-  ERROR_0012(
-      "0012",
-      "Failed to connect schema registry service",
-      "Schema registry service is not available"),
   ERROR_0013(
       "0013",
       "Missed private key in connector config",
@@ -105,10 +88,6 @@ public enum SnowflakeErrors {
       "0023",
       "Invalid proxy username or password",
       "Both username and password need to be provided if one of them is provided"),
-  ERROR_0024(
-      "0024",
-      "Reader schema invalid",
-      "A reader schema is provided but can not be parsed as an Avro schema"),
   ERROR_0030(
       "0030",
       String.format(
@@ -121,18 +100,6 @@ public enum SnowflakeErrors {
       "0031",
       "Failed to combine JDBC properties",
       "One of snowflake.jdbc.map property overrides other jdbc property"),
-  ERROR_0032(
-      "0032",
-      "Iceberg table does not exist or is in invalid format",
-      "Check Snowflake Kafka Connector docs for details"),
-  ERROR_0033(
-      "0033",
-      "Invalid OAuth URL",
-      "OAuth URL format: '[http://|https://]<oauth_server>[:<port>][/<path>]'. Protocol defaults"
-          + " to 'https://'. Port defaults to 443 for https and 80 for http. Path may contain"
-          + " alphanumeric characters, dots, hyphens, and forward slashes (e.g.,"
-          + " 'login.example.com/oauth2/v2.0/token')."),
-  // Snowflake connection issues 1---
   ERROR_1001(
       "1001",
       "Failed to connect to Snowflake Server",
@@ -141,8 +108,6 @@ public enum SnowflakeErrors {
       "1003",
       "Snowflake connection is closed",
       "Either the current connection is closed or hasn't connect to snowflake" + " server"),
-  ERROR_1004(
-      "1004", "Fetching OAuth token fail", "Fail to get OAuth token from authorization server"),
   ERROR_1005(
       "1005",
       "Task failed due to authorization error",
@@ -158,35 +123,6 @@ public enum SnowflakeErrors {
       "2007",
       "Failed to create table",
       "Failed to create table on Snowflake, please check that you have permission to do so."),
-  ERROR_2010("2010", "Max retry exceeded", "Api retry exceeded the max retry limit"),
-  ERROR_2012(
-      "2012",
-      "Failed to append RECORD_METADATA column",
-      "Failed to append RECORD_METADATA column due to an existing RECORD_METADATA column with"
-          + " non-VARIANT type."),
-  ERROR_2013(
-      "2013",
-      "Failed to append RECORD_METADATA column",
-      "Failed to append RECORD_METADATA column, please check that you have permission to do so."),
-  ERROR_2014(
-      "2014", "Table not exists", "Table not exists. It might have been deleted externally."),
-  ERROR_2015(
-      "2015", "Failed to append columns", "Failed to append columns during schema evolution"),
-  ERROR_2017(
-      "2017",
-      "Failed to check schema evolution permission",
-      "Failed to check schema evolution permission"),
-
-  ERROR_2018(
-      "2018",
-      "Failed to alter RECORD_METADATA column type for iceberg",
-      "Failed to alter RECORD_METADATA column type to required format for iceberg."),
-  ERROR_2019(
-      "2019",
-      "Failed to add RECORD_METADATA column for iceberg",
-      "Failed to add RECORD_METADATA column with required format for iceberg."),
-
-  ERROR_5003("5003", "Incompatible table", "Table doesn't have a compatible schema"),
   ERROR_5007(
       "5007",
       "SnowflakeStreamingSinkConnector timeout",
@@ -197,9 +133,6 @@ public enum SnowflakeErrors {
       "5010",
       "Connection is null or closed",
       "Connection is closed or null when starting sink service"),
-  ERROR_5011(
-      "5011", "Data is not broken", "Tried to access broken data but the record is not broken"),
-  ERROR_5012("5012", "Data is broken", "Failed to access record data because it is broken"),
   ERROR_5013(
       "5013",
       "Failed to initialize SinkTask",
@@ -211,14 +144,6 @@ public enum SnowflakeErrors {
   ERROR_5015(
       "5015", "Invalid SinkRecord received", "Error parsing SinkRecord value or SinkRecord header"),
   ERROR_5020("5020", "Failed to register MBean in MbeanServer", "Object Name is invalid"),
-  ERROR_5022("5022", "Invalid column name", "Failed to find column in the schema"),
-
-  ERROR_5025(
-      "5025", "Unexpected data type", "Unexpected data type encountered during schema evolution."),
-  ERROR_5026(
-      "5026",
-      "Invalid SinkRecord received",
-      "Cannot infer type from null or empty object/list during schema evolution."),
   ERROR_5027(
       "5027",
       "Data verification failed",

src/main/java/com/snowflake/kafka/connector/internal/StandardSnowflakeConnectionService.java

@@ -1,7 +1,6 @@
 package com.snowflake.kafka.connector.internal;
 
 import static com.snowflake.kafka.connector.Utils.TABLE_COLUMN_METADATA;
-import static com.snowflake.kafka.connector.streaming.iceberg.IcebergDDLTypes.ICEBERG_METADATA_OBJECT_SCHEMA;
 
 import com.fasterxml.jackson.databind.ObjectMapper;
 import com.snowflake.kafka.connector.internal.telemetry.SnowflakeTelemetryService;
@@ -101,50 +100,6 @@ public void createTableWithOnlyMetadataColumn(final String tableName) {
     LOGGER.info("Created table {} with only RECORD_METADATA column", tableName);
   }
 
-  @Override
-  public void addMetadataColumnForIcebergIfNotExists(String tableName) {
-    checkConnection();
-    InternalUtils.assertNotEmpty("tableName", tableName);
-    String query =
-        "ALTER ICEBERG TABLE identifier(?) ADD COLUMN IF NOT EXISTS RECORD_METADATA "
-            + ICEBERG_METADATA_OBJECT_SCHEMA;
-    try {
-      PreparedStatement stmt = conn.prepareStatement(query);
-      stmt.setString(1, tableName);
-      stmt.execute();
-      stmt.close();
-    } catch (SQLException e) {
-      LOGGER.error(
-          "Couldn't alter table {} add RECORD_METADATA column to align with iceberg format",
-          tableName);
-      throw SnowflakeErrors.ERROR_2019.getException(e);
-    }
-    LOGGER.info(
-        "alter table {} add RECORD_METADATA column to align with iceberg format", tableName);
-  }
-
-  @Override
-  public void initializeMetadataColumnTypeForIceberg(String tableName) {
-    checkConnection();
-    InternalUtils.assertNotEmpty("tableName", tableName);
-    String query =
-        "ALTER ICEBERG TABLE identifier(?) ALTER COLUMN RECORD_METADATA SET DATA TYPE "
-            + ICEBERG_METADATA_OBJECT_SCHEMA;
-    try {
-      PreparedStatement stmt = conn.prepareStatement(query);
-      stmt.setString(1, tableName);
-      stmt.execute();
-      stmt.close();
-    } catch (SQLException e) {
-      LOGGER.error(
-          "Couldn't alter table {} RECORD_METADATA column type to align with iceberg format",
-          tableName);
-      throw SnowflakeErrors.ERROR_2018.getException(e);
-    }
-    LOGGER.info(
-        "alter table {} RECORD_METADATA column type to align with iceberg format", tableName);
-  }
-
   @Override
   public boolean tableExist(final String tableName) {
     return describeTable(tableName).isPresent();

src/main/java/com/snowflake/kafka/connector/internal/streaming/DefaultStreamingConfigValidator.java

@@ -3,10 +3,8 @@
 import static com.snowflake.kafka.connector.ConnectorConfigTools.BOOLEAN_VALIDATOR;
 import static com.snowflake.kafka.connector.Constants.KafkaConnectorConfigParams.ERRORS_LOG_ENABLE_CONFIG;
 import static com.snowflake.kafka.connector.Constants.KafkaConnectorConfigParams.ERRORS_TOLERANCE_CONFIG;
-import static com.snowflake.kafka.connector.Constants.KafkaConnectorConfigParams.SNOWFLAKE_STREAMING_ICEBERG_ENABLED;
 import static com.snowflake.kafka.connector.Constants.KafkaConnectorConfigParams.SNOWFLAKE_STREAMING_MAX_CLIENT_LAG;
 import static com.snowflake.kafka.connector.Constants.KafkaConnectorConfigParams.VALUE_CONVERTER;
-import static com.snowflake.kafka.connector.Utils.isIcebergEnabled;
 
 import com.google.common.base.Strings;
 import com.google.common.collect.ImmutableMap;
@@ -27,13 +25,6 @@ public class DefaultStreamingConfigValidator implements StreamingConfigValidator
   public ImmutableMap<String, String> validate(Map<String, String> inputConfig) {
     Map<String, String> invalidParams = new HashMap<>();
 
-    // Validate Iceberg config
-    if (isIcebergEnabled(inputConfig)) {
-      invalidParams.put(
-          SNOWFLAKE_STREAMING_ICEBERG_ENABLED,
-          "Ingestion to Iceberg table is currently unsupported.");
-    }
-
     validateRole(inputConfig)
         .ifPresent(errorEntry -> invalidParams.put(errorEntry.getKey(), errorEntry.getValue()));
 

src/main/java/com/snowflake/kafka/connector/internal/telemetry/SnowflakeTelemetryService.java

@@ -253,14 +253,6 @@ private void addKafkaConnectBuiltInParameters(
 
   private void addConnectorSpecificParameters(
       final Map<String, String> userProvidedConfig, final ObjectNode dataObjectNode) {
-    // Iceberg configuration
-    dataObjectNode.put(
-        KafkaConnectorConfigParams.SNOWFLAKE_STREAMING_ICEBERG_ENABLED,
-        userProvidedConfig.getOrDefault(
-            KafkaConnectorConfigParams.SNOWFLAKE_STREAMING_ICEBERG_ENABLED,
-            String.valueOf(
-                KafkaConnectorConfigParams.SNOWFLAKE_STREAMING_ICEBERG_ENABLED_DEFAULT)));
-
     // Streaming configuration
     addConfigIfPresent(
         userProvidedConfig,