Package io.kareldb.kafka

Class KafkaTable

java.lang.Object

org.apache.calcite.schema.impl.AbstractTable

org.apache.calcite.adapter.java.AbstractQueryableTable

io.kareldb.schema.Table

io.kareldb.schema.FilterableTable

io.kareldb.kafka.KafkaTable

All Implemented Interfaces:

Closeable, AutoCloseable, org.apache.calcite.schema.FilterableTable, org.apache.calcite.schema.ModifiableTable, org.apache.calcite.schema.QueryableTable, org.apache.calcite.schema.Table, org.apache.calcite.schema.Wrapper

public class KafkaTable
extends FilterableTable

Table that reads Kafka topics.

Nested Class Summary

Nested classes/interfaces inherited from class io.kareldb.schema.Table

Table.ComparableArrayComparator

Field Summary

Fields

Modifier and Type	Field	Description
static org.apache.avro.generic.GenericData	GENERIC

Fields inherited from class io.kareldb.schema.Table

EMPTY_VALUE

Fields inherited from class org.apache.calcite.adapter.java.AbstractQueryableTable

elementType

Constructor Summary

Constructors

Constructor	Description
KafkaTable(Schema schema, String name, RelDef rowType)

Method Summary

Modifier and Type	Method	Description
void	close()
void	configure(Map<String,?> operand)
static org.apache.calcite.util.Pair<org.apache.avro.Schema,org.apache.avro.Schema>	getKeyValueSchemas(org.apache.avro.Schema schema)
VersionedCache	getRows()
void	init()
void	sync()

Methods inherited from class io.kareldb.schema.FilterableTable

scan, toString

Methods inherited from class io.kareldb.schema.Table

asQueryable, getConfigs, getKeyIndices, getModifiableCollection, getName, getRelDef, getRowType, getRowType, getSchema, identityList, setRelDef, size, toArray, toKeyValue, toModificationRel, toRow

Methods inherited from class org.apache.calcite.adapter.java.AbstractQueryableTable

getElementType, getExpression

Methods inherited from class org.apache.calcite.schema.impl.AbstractTable

getJdbcTableType, getStatistic, isRolledUp, rolledUpColumnValidInsideAgg, unwrap

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.calcite.schema.QueryableTable

getElementType, getExpression

Methods inherited from interface org.apache.calcite.schema.Table

getJdbcTableType, getRowType, getStatistic, isRolledUp, rolledUpColumnValidInsideAgg

Methods inherited from interface org.apache.calcite.schema.Wrapper

maybeUnwrap, unwrapOrThrow

Field Detail

GENERIC

public static final org.apache.avro.generic.GenericData GENERIC

Constructor Detail

KafkaTable

public KafkaTable(Schema schema,
                  String name,
                  RelDef rowType)

Method Detail

getRows

public VersionedCache getRows()

Specified by:

getRows in class Table

configure

public void configure(Map<String,?> operand)

Overrides:

configure in class Table

init

public void init()

Specified by:

init in class Table

sync

public void sync()

Specified by:

sync in class Table

close

public void close()
           throws IOException

Throws:

IOException

getKeyValueSchemas

public static org.apache.calcite.util.Pair<org.apache.avro.Schema,org.apache.avro.Schema> getKeyValueSchemas(org.apache.avro.Schema schema)