Package org.apache.shardingsphere.sqlfederation.advanced.resultset

Class SQLFederationResultSetMetaData

java.lang.Object

org.apache.shardingsphere.sqlfederation.advanced.resultset.WrapperAdapter

org.apache.shardingsphere.sqlfederation.advanced.resultset.SQLFederationResultSetMetaData

All Implemented Interfaces:

ResultSetMetaData, Wrapper

public final class SQLFederationResultSetMetaData
extends WrapperAdapter
implements ResultSetMetaData

SQL federation result set meta data.

Field Summary

Fields inherited from interface java.sql.ResultSetMetaData

columnNoNulls, columnNullable, columnNullableUnknown

Constructor Summary

Constructors

Constructor	Description
SQLFederationResultSetMetaData(org.apache.shardingsphere.infra.metadata.database.schema.model.ShardingSphereSchema schema, org.apache.calcite.schema.impl.AbstractSchema filterableSchema, org.apache.shardingsphere.infra.binder.statement.dml.SelectStatementContext selectStatementContext, org.apache.calcite.rel.type.RelDataType validatedNodeType, Map<Integer,String> indexAndColumnLabels)

Method Summary

Modifier and Type	Method	Description
String	getCatalogName(int column)
String	getColumnClassName(int column)
int	getColumnCount()
int	getColumnDisplaySize(int column)
String	getColumnLabel(int column)
String	getColumnName(int column)
int	getColumnType(int column)
String	getColumnTypeName(int column)
int	getPrecision(int column)
int	getScale(int column)
String	getSchemaName(int column)
String	getTableName(int column)
boolean	isAutoIncrement(int column)
boolean	isCaseSensitive(int column)
boolean	isCurrency(int column)
boolean	isDefinitelyWritable(int column)
int	isNullable(int column)
boolean	isReadOnly(int column)
boolean	isSearchable(int column)
boolean	isSigned(int column)
boolean	isWritable(int column)

Methods inherited from class org.apache.shardingsphere.sqlfederation.advanced.resultset.WrapperAdapter

isWrapperFor, unwrap

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.sql.Wrapper

isWrapperFor, unwrap

Constructor Details

SQLFederationResultSetMetaData

public SQLFederationResultSetMetaData(org.apache.shardingsphere.infra.metadata.database.schema.model.ShardingSphereSchema schema,
 org.apache.calcite.schema.impl.AbstractSchema filterableSchema,
 org.apache.shardingsphere.infra.binder.statement.dml.SelectStatementContext selectStatementContext,
 org.apache.calcite.rel.type.RelDataType validatedNodeType,
 Map<Integer,String> indexAndColumnLabels)

Method Details

getColumnCount

public int getColumnCount()

Specified by:

getColumnCount in interface ResultSetMetaData

isAutoIncrement

public boolean isAutoIncrement(int column)

Specified by:

isAutoIncrement in interface ResultSetMetaData

isCaseSensitive

public boolean isCaseSensitive(int column)

Specified by:

isCaseSensitive in interface ResultSetMetaData

isSearchable

public boolean isSearchable(int column)

Specified by:

isSearchable in interface ResultSetMetaData

isCurrency

public boolean isCurrency(int column)

Specified by:

isCurrency in interface ResultSetMetaData

isNullable

public int isNullable(int column)

Specified by:

isNullable in interface ResultSetMetaData

isSigned

public boolean isSigned(int column)

Specified by:

isSigned in interface ResultSetMetaData

getColumnDisplaySize

public int getColumnDisplaySize(int column)

Specified by:

getColumnDisplaySize in interface ResultSetMetaData

getColumnLabel

public String getColumnLabel(int column)

Specified by:

getColumnLabel in interface ResultSetMetaData

getColumnName

public String getColumnName(int column)

Specified by:

getColumnName in interface ResultSetMetaData

getSchemaName

public String getSchemaName(int column)

Specified by:

getSchemaName in interface ResultSetMetaData

getPrecision

public int getPrecision(int column)

Specified by:

getPrecision in interface ResultSetMetaData

getScale

public int getScale(int column)

Specified by:

getScale in interface ResultSetMetaData

getTableName

public String getTableName(int column)

Specified by:

getTableName in interface ResultSetMetaData

getCatalogName

public String getCatalogName(int column)

Specified by:

getCatalogName in interface ResultSetMetaData

getColumnType

public int getColumnType(int column)

Specified by:

getColumnType in interface ResultSetMetaData

getColumnTypeName

public String getColumnTypeName(int column)

Specified by:

getColumnTypeName in interface ResultSetMetaData

isReadOnly

public boolean isReadOnly(int column)

Specified by:

isReadOnly in interface ResultSetMetaData

isWritable

public boolean isWritable(int column)

Specified by:

isWritable in interface ResultSetMetaData

isDefinitelyWritable

public boolean isDefinitelyWritable(int column)

Specified by:

isDefinitelyWritable in interface ResultSetMetaData

getColumnClassName

public String getColumnClassName(int column)

Specified by:

getColumnClassName in interface ResultSetMetaData