org.apache.ignite.internal.processors.odbc.jdbc

Class JdbcColumnMeta

java.lang.Object

org.apache.ignite.internal.processors.odbc.jdbc.JdbcColumnMeta

All Implemented Interfaces:

JdbcRawBinarylizable

Direct Known Subclasses:

JdbcColumnMetaV2

public class JdbcColumnMeta
extends Object
implements JdbcRawBinarylizable

JDBC column metadata.

Constructor Summary

Constructors

Constructor and Description
JdbcColumnMeta(String schemaName, String tblName, String colName, Class<?> cls)

Method Summary

Modifier and Type	Method and Description
String	columnName()
int	dataType()
String	dataTypeClass()
String	dataTypeName()
String	defaultValue()
boolean	equals(Object o)
int	hashCode()
boolean	isNullable() Return 'nullable' flag in compatibility mode (according with column name and column type).
int	precision()
void	readBinary(BinaryReaderExImpl reader, JdbcProtocolContext protoCtx) Reads fields from provided reader.
int	scale()
String	schemaName()
String	tableName()
String	toString()
void	writeBinary(BinaryWriterExImpl writer, JdbcProtocolContext protoCtx) Writes fields to provided writer.

Methods inherited from class java.lang.Object

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

Constructor Detail

JdbcColumnMeta

public JdbcColumnMeta(String schemaName,
                      String tblName,
                      String colName,
                      Class<?> cls)

Parameters:

schemaName - Schema.

tblName - Table.

colName - Column.

cls - Type.

Method Detail

schemaName

public String schemaName()

Returns:

Schema name.

tableName

public String tableName()

Returns:

Table name.

columnName

public String columnName()

Returns:

Column name.

dataType

public int dataType()

Returns:

Column's data type.

dataTypeName

public String dataTypeName()

Returns:

Column's data type name.

dataTypeClass

public String dataTypeClass()

Returns:

Column's data type class.

defaultValue

public String defaultValue()

Returns:

Column's default value.

precision

public int precision()

Returns:

Column's precision.

scale

public int scale()

Returns:

Column's scale.

isNullable

public boolean isNullable()

Return 'nullable' flag in compatibility mode (according with column name and column type).

Returns:

true in case the column allows null values. Otherwise returns false

writeBinary

public void writeBinary(BinaryWriterExImpl writer,
                        JdbcProtocolContext protoCtx)

Writes fields to provided writer.

Specified by:

writeBinary in interface JdbcRawBinarylizable

Parameters:

writer - Binary object writer.

protoCtx - JDBC protocol context.

readBinary

public void readBinary(BinaryReaderExImpl reader,
                       JdbcProtocolContext protoCtx)

Reads fields from provided reader.

Specified by:

readBinary in interface JdbcRawBinarylizable

Parameters:

reader - Binary object reader.

protoCtx - JDBC protocol context.

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class Object