Package org.apache.arrow.adbc.driver.jdbc.adapter

Class JdbcFieldInfoExtra

java.lang.Object

org.apache.arrow.adbc.driver.jdbc.adapter.JdbcFieldInfoExtra

public final class JdbcFieldInfoExtra
extends Object

Information about a column from JDBC for inferring column type.

Extension of the upstream JdbcFieldInfo which lacks necessary fields for certain databases.

Constructor Summary

Constructors

Constructor	Description
JdbcFieldInfoExtra(ResultSet rs)	Create a JdbcFieldInfoExtra from the result of a DatabaseMetaData.getColumns(String, String, String, String).

Method Summary

Modifier and Type	Method	Description
int	getCharOctetLength()
int	getColumn()	The column index for query column.
@Nullable String	getColumnDef()
JdbcFieldInfo	getFieldInfo()	Get the base Arrow version.
int	getJdbcType()	The Types type.
int	getNumPrecRadix()
int	getOrdinalPosition()
int	getPrecision()	The numeric precision, for Types.NUMERIC and Types.DECIMAL types.
@Nullable String	getRemarks()
int	getScale()	The numeric scale, for Types.NUMERIC and Types.DECIMAL types.
int	getSqlDataType()
int	getSqlDatetimeSub()
String	getTypeName()
int	isNullable()	The nullability.
String	toString()

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Details

JdbcFieldInfoExtra

public JdbcFieldInfoExtra(ResultSet rs)
                   throws SQLException

Create a JdbcFieldInfoExtra from the result of a DatabaseMetaData.getColumns(String, String, String, String).

Parameters:

rs - The result set.

Throws:

SQLException

Method Details

getFieldInfo

public JdbcFieldInfo getFieldInfo()

Get the base Arrow version.

getJdbcType

public int getJdbcType()

The Types type.

getTypeName

public String getTypeName()

getNumPrecRadix

public int getNumPrecRadix()

getRemarks

public @Nullable String getRemarks()

getColumnDef

public @Nullable String getColumnDef()

getSqlDataType

public int getSqlDataType()

getSqlDatetimeSub

public int getSqlDatetimeSub()

getCharOctetLength

public int getCharOctetLength()

getOrdinalPosition

public int getOrdinalPosition()

isNullable

public int isNullable()

The nullability.

getPrecision

public int getPrecision()

The numeric precision, for Types.NUMERIC and Types.DECIMAL types.

getScale

public int getScale()

The numeric scale, for Types.NUMERIC and Types.DECIMAL types.

getColumn

public int getColumn()

The column index for query column.

toString

public String toString()

Overrides:

toString in class Object