Package com.amazonaws.athena.connectors.cloudera

Class ImpalaRecordHandler

java.lang.Object

com.amazonaws.athena.connector.lambda.handlers.RecordHandler

com.amazonaws.athena.connectors.jdbc.manager.JdbcRecordHandler

com.amazonaws.athena.connectors.cloudera.ImpalaRecordHandler

All Implemented Interfaces:

FederationRequestHandler, com.amazonaws.services.lambda.runtime.RequestStreamHandler

public class ImpalaRecordHandler
extends JdbcRecordHandler

Field Summary

Fields inherited from class com.amazonaws.athena.connectors.jdbc.manager.JdbcRecordHandler

queryPassthrough

Fields inherited from class com.amazonaws.athena.connector.lambda.handlers.RecordHandler

configOptions

Constructor Summary

Constructors

Constructor	Description
ImpalaRecordHandler(DatabaseConnectionConfig databaseConnectionConfig, JdbcConnectionFactory jdbcConnectionFactory, Map<String,String> configOptions)
ImpalaRecordHandler(DatabaseConnectionConfig databaseConnectionConfig, Map<String,String> configOptions)
ImpalaRecordHandler(Map<String,String> configOptions)

Method Summary

Modifier and Type	Method	Description
PreparedStatement	buildSplitSql(Connection jdbcConnection, String catalogName, TableName tableName, org.apache.arrow.vector.types.pojo.Schema schema, Constraints constraints, Split split)	Builds split SQL string and returns prepared statement.

Methods inherited from class com.amazonaws.athena.connectors.jdbc.manager.JdbcRecordHandler

buildQueryPassthroughSql, disableCaseSensitivelyLookUpSession, enableCaseSensitivelyLookUpSession, getCredentialProvider, getDatabaseConnectionConfig, getJdbcConnectionFactory, makeExtractor, makeFactory, readWithConstraint

Methods inherited from class com.amazonaws.athena.connector.lambda.handlers.RecordHandler

doHandleRequest, doReadRecords, getRequestOverrideConfig, getSecret, getSpillConfig, handleRequest, onPing, resolveSecrets, resolveWithDefaultCredentials

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface com.amazonaws.athena.connector.lambda.handlers.FederationRequestHandler

getAthenaClient, getRequestOverrideConfig, getS3Client, getSessionCredentials

Constructor Detail

ImpalaRecordHandler

public ImpalaRecordHandler(Map<String,String> configOptions)

ImpalaRecordHandler

public ImpalaRecordHandler(DatabaseConnectionConfig databaseConnectionConfig,
                           Map<String,String> configOptions)

ImpalaRecordHandler

public ImpalaRecordHandler(DatabaseConnectionConfig databaseConnectionConfig,
                           JdbcConnectionFactory jdbcConnectionFactory,
                           Map<String,String> configOptions)

Method Detail

buildSplitSql

public PreparedStatement buildSplitSql(Connection jdbcConnection,
                                       String catalogName,
                                       TableName tableName,
                                       org.apache.arrow.vector.types.pojo.Schema schema,
                                       Constraints constraints,
                                       Split split)
                                throws SQLException

Description copied from class: JdbcRecordHandler

Builds split SQL string and returns prepared statement.

Specified by:

buildSplitSql in class JdbcRecordHandler

Parameters:

jdbcConnection - jdbc connection. See Connection

catalogName - Athena provided catalog name.

tableName - database table name.

schema - table schema.

constraints - constraints to push down to the database.

split - table split.

Returns:

prepared statement with sql. See PreparedStatement

Throws:

SQLException - JDBC database exception.