com.oceanbase.jdbc

类 OceanBaseParameterMetaData

java.lang.Object

com.oceanbase.jdbc.OceanBaseParameterMetaData

所有已实现的接口:

ParameterMetaData, Wrapper

public class OceanBaseParameterMetaData
extends Object
implements ParameterMetaData

Very basic info about the parameterized query, only reliable method is getParameterCount().

字段概要

从接口继承的字段 java.sql.ParameterMetaData

parameterModeIn, parameterModeInOut, parameterModeOut, parameterModeUnknown, parameterNoNulls, parameterNullable, parameterNullableUnknown

构造器概要

构造器

构造器和说明
OceanBaseParameterMetaData(ColumnDefinition[] parametersInformation)
OceanBaseParameterMetaData(ColumnDefinition[] parametersInformation, int parameterCount, boolean returnSimpleMetadata)

方法概要

限定符和类型	方法和说明
void	checkBounds(int paramNumber)
String	getParameterClassName(int param)
int	getParameterCount()
int	getParameterMode(int param)
int	getParameterType(int param) Parameter type are not sent by server.
String	getParameterTypeName(int param)
int	getPrecision(int param)
int	getScale(int param)
int	isNullable(int param)
boolean	isSigned(int param)
boolean	isWrapperFor(Class<?> iface)
<T> T	unwrap(Class<T> iface)

从类继承的方法 java.lang.Object

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

构造器详细资料

OceanBaseParameterMetaData

public OceanBaseParameterMetaData(ColumnDefinition[] parametersInformation)

OceanBaseParameterMetaData

public OceanBaseParameterMetaData(ColumnDefinition[] parametersInformation,
                                  int parameterCount,
                                  boolean returnSimpleMetadata)

方法详细资料

getParameterCount

public int getParameterCount()
                      throws SQLException

指定者:

getParameterCount 在接口中 ParameterMetaData

抛出:

SQLException

isNullable

public int isNullable(int param)
               throws SQLException

指定者:

isNullable 在接口中 ParameterMetaData

抛出:

SQLException

isSigned

public boolean isSigned(int param)
                 throws SQLException

指定者:

isSigned 在接口中 ParameterMetaData

抛出:

SQLException

getPrecision

public int getPrecision(int param)
                 throws SQLException

指定者:

getPrecision 在接口中 ParameterMetaData

抛出:

SQLException

getScale

public int getScale(int param)
             throws SQLException

指定者:

getScale 在接口中 ParameterMetaData

抛出:

SQLException

getParameterType

public int getParameterType(int param)
                     throws SQLException

Parameter type are not sent by server. See https://jira.mariadb.org/browse/CONJ-568 and https://jira.mariadb.org/browse/MDEV-15031

指定者:

getParameterType 在接口中 ParameterMetaData

参数:

param - parameter number

返回:

SQL type from java.sql.Types

抛出:

SQLException - a feature not supported, since server doesn't sent the right information

getParameterTypeName

public String getParameterTypeName(int param)
                            throws SQLException

指定者:

getParameterTypeName 在接口中 ParameterMetaData

抛出:

SQLException

getParameterClassName

public String getParameterClassName(int param)
                             throws SQLException

指定者:

getParameterClassName 在接口中 ParameterMetaData

抛出:

SQLException

getParameterMode

public int getParameterMode(int param)

指定者:

getParameterMode 在接口中 ParameterMetaData

unwrap

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

指定者:

unwrap 在接口中 Wrapper

抛出:

SQLException

isWrapperFor

public boolean isWrapperFor(Class<?> iface)
                     throws SQLException

指定者:

isWrapperFor 在接口中 Wrapper

抛出:

SQLException

checkBounds

public void checkBounds(int paramNumber)
                 throws SQLException

抛出:

SQLException