tech.ydb.jdbc.impl

Class YdbResultSetMetaDataImpl

java.lang.Object

tech.ydb.jdbc.impl.YdbResultSetMetaDataImpl

All Implemented Interfaces:

ResultSetMetaData, Wrapper, YdbResultSetMetaData

public class YdbResultSetMetaDataImpl
extends Object
implements YdbResultSetMetaData

Field Summary

Fields inherited from interface java.sql.ResultSetMetaData

columnNoNulls, columnNullable, columnNullableUnknown

Method Summary

Modifier and Type	Method and Description
String	getCatalogName(int column)
String	getColumnClassName(int column)
int	getColumnCount()
int	getColumnDisplaySize(int column)
int	getColumnIndex(String columnName) Returns column index by it's name, could be useful sometimes; basically because in YDB you should always work with names (columns or parameters), indexes are just internal details
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)
tech.ydb.table.values.Type	getYdbType(int column) Returns native YDB type for 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	isWrapperFor(Class<?> iface)
boolean	isWritable(int column)
<T> T	unwrap(Class<T> iface)

Methods inherited from class java.lang.Object

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

Methods inherited from interface tech.ydb.jdbc.YdbResultSetMetaData

getColumnNames

Method Detail

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)
               throws SQLException

Specified by:

isNullable in interface ResultSetMetaData

Throws:

SQLException

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)
                      throws SQLException

Specified by:

getColumnLabel in interface ResultSetMetaData

Throws:

SQLException

getColumnName

public String getColumnName(int column)
                     throws SQLException

Specified by:

getColumnName in interface ResultSetMetaData

Throws:

SQLException

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)
                  throws SQLException

Specified by:

getColumnType in interface ResultSetMetaData

Throws:

SQLException

getColumnTypeName

public String getColumnTypeName(int column)
                         throws SQLException

Specified by:

getColumnTypeName in interface ResultSetMetaData

Throws:

SQLException

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)
                          throws SQLException

Specified by:

getColumnClassName in interface ResultSetMetaData

Throws:

SQLException

getYdbType

public tech.ydb.table.values.Type getYdbType(int column)
                                      throws SQLException

Description copied from interface: YdbResultSetMetaData

Returns native YDB type for column

Specified by:

getYdbType in interface YdbResultSetMetaData

Parameters:

column - column, 1..N

Returns:

YDB type

Throws:

SQLException

getColumnIndex

public int getColumnIndex(String columnName)
                   throws SQLException

Description copied from interface: YdbResultSetMetaData

Returns column index by it's name, could be useful sometimes; basically because in YDB you should always work with names (columns or parameters), indexes are just internal details

Specified by:

getColumnIndex in interface YdbResultSetMetaData

Parameters:

columnName - column name to find

Returns:

column (1..N)

Throws:

SQLException - if column is unknown

unwrap

public <T> T unwrap(Class<T> iface)
             throws SQLException

Specified by:

unwrap in interface Wrapper

Throws:

SQLException

isWrapperFor

public boolean isWrapperFor(Class<?> iface)

Specified by:

isWrapperFor in interface Wrapper