org.apache.calcite.jdbc

Class CalcitePrepare.CalciteSignature<T>

java.lang.Object

org.apache.calcite.avatica.Meta.Signature

org.apache.calcite.jdbc.CalcitePrepare.CalciteSignature<T>

Type Parameters:

T - element type

Enclosing interface:

CalcitePrepare

public static class CalcitePrepare.CalciteSignature<T>
extends org.apache.calcite.avatica.Meta.Signature

The result of preparing a query. It gives the Avatica driver framework the information it needs to create a prepared statement, or to execute a statement directly, without an explicit prepare step.

Field Summary

Fields

Modifier and Type	Field and Description
private Bindable<T>	bindable
private List<RelCollation>	collationList
private long	maxRowCount
CalciteSchema	rootSchema
RelDataType	rowType

Fields inherited from class org.apache.calcite.avatica.Meta.Signature

columns, cursorFactory, internalParameters, parameters, sql, statementType

Constructor Summary

Constructors

Constructor and Description
CalciteSignature(String sql, List<org.apache.calcite.avatica.AvaticaParameter> parameterList, Map<String,Object> internalParameters, RelDataType rowType, List<org.apache.calcite.avatica.ColumnMetaData> columns, org.apache.calcite.avatica.Meta.CursorFactory cursorFactory, CalciteSchema rootSchema, List<RelCollation> collationList, long maxRowCount, Bindable<T> bindable) Deprecated.
CalciteSignature(String sql, List<org.apache.calcite.avatica.AvaticaParameter> parameterList, Map<String,Object> internalParameters, RelDataType rowType, List<org.apache.calcite.avatica.ColumnMetaData> columns, org.apache.calcite.avatica.Meta.CursorFactory cursorFactory, CalciteSchema rootSchema, List<RelCollation> collationList, long maxRowCount, Bindable<T> bindable, org.apache.calcite.avatica.Meta.StatementType statementType)

Method Summary

Modifier and Type	Method and Description
Enumerable<T>	enumerable(DataContext dataContext)
List<RelCollation>	getCollationList()

Methods inherited from class org.apache.calcite.avatica.Meta.Signature

create, equals, fromProto, hashCode, sanitize, setCursorFactory, toProto

Methods inherited from class java.lang.Object

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

Field Detail

rowType

public final RelDataType rowType

rootSchema

public final CalciteSchema rootSchema

collationList

private final List<RelCollation> collationList

maxRowCount

private final long maxRowCount

bindable

private final Bindable<T> bindable

Constructor Detail

CalciteSignature

@Deprecated
public CalciteSignature(String sql,
                                    List<org.apache.calcite.avatica.AvaticaParameter> parameterList,
                                    Map<String,Object> internalParameters,
                                    RelDataType rowType,
                                    List<org.apache.calcite.avatica.ColumnMetaData> columns,
                                    org.apache.calcite.avatica.Meta.CursorFactory cursorFactory,
                                    CalciteSchema rootSchema,
                                    List<RelCollation> collationList,
                                    long maxRowCount,
                                    Bindable<T> bindable)

Deprecated.

CalciteSignature

public CalciteSignature(String sql,
                        List<org.apache.calcite.avatica.AvaticaParameter> parameterList,
                        Map<String,Object> internalParameters,
                        RelDataType rowType,
                        List<org.apache.calcite.avatica.ColumnMetaData> columns,
                        org.apache.calcite.avatica.Meta.CursorFactory cursorFactory,
                        CalciteSchema rootSchema,
                        List<RelCollation> collationList,
                        long maxRowCount,
                        Bindable<T> bindable,
                        org.apache.calcite.avatica.Meta.StatementType statementType)

Method Detail

enumerable

public Enumerable<T> enumerable(DataContext dataContext)

getCollationList

public List<RelCollation> getCollationList()