org.h2.result

类 SimpleRowValue

java.lang.Object

org.h2.value.VersionedValue<Value>

org.h2.value.Value

org.h2.result.SearchRow

org.h2.result.SimpleRowValue

所有已实现的接口:

HasSQL, Typed

public class SimpleRowValue
extends SearchRow

A simple row that contains data for only one column.

字段概要

从类继承的字段 org.h2.result.SearchRow

key, MATCH_ALL_ROW_KEY, MEMORY_CALCULATE, ROWID_INDEX

从类继承的字段 org.h2.value.Value

ARRAY, BIGINT, BINARY, BLOB, BOOLEAN, CHAR, CLOB, DATE, DECFLOAT, DOUBLE, EMPTY_VALUES, ENUM, GEOMETRY, INTEGER, INTERVAL_DAY, INTERVAL_DAY_TO_HOUR, INTERVAL_DAY_TO_MINUTE, INTERVAL_DAY_TO_SECOND, INTERVAL_HOUR, INTERVAL_HOUR_TO_MINUTE, INTERVAL_HOUR_TO_SECOND, INTERVAL_MINUTE, INTERVAL_MINUTE_TO_SECOND, INTERVAL_MONTH, INTERVAL_SECOND, INTERVAL_YEAR, INTERVAL_YEAR_TO_MONTH, JAVA_OBJECT, JSON, MIN_LONG_DECIMAL, NULL, NUMERIC, REAL, ROW, SMALLINT, TIME, TIME_TZ, TIMESTAMP, TIMESTAMP_TZ, TINYINT, TYPE_COUNT, UNKNOWN, UUID, VARBINARY, VARCHAR, VARCHAR_IGNORECASE

从接口继承的字段 org.h2.util.HasSQL

ADD_PLAN_INFORMATION, DEFAULT_SQL_FLAGS, NO_CASTS, QUOTE_ONLY_WHEN_REQUIRED, REPLACE_LOBS_FOR_TRACE, TRACE_SQL_FLAGS

构造器概要

构造器

构造器和说明
SimpleRowValue(int columnCount)
SimpleRowValue(int columnCount, int index)

方法概要

限定符和类型	方法和说明
void	copyFrom(SearchRow source) Copy all relevant values from the source to this row.
int	getColumnCount() Get the column count.
int	getMemory() Get the estimated memory used for this row, in bytes.
Value	getValue(int idx) Get the value for the column
boolean	isNull(int index) Determine if specified column contains NULL
void	setValue(int idx, Value v) Set the value for given column
String	toString()

从类继承的方法 org.h2.result.SearchRow

compareTypeSafe, equals, getKey, getSQL, getString, getType, getValueType, hashCode, setKey

从类继承的方法 org.h2.value.Value

add, castTo, charLength, clearCache, compareTo, compareWithNull, containsNull, convertForAssignTo, convertTo, convertTo, convertTo, convertTo, convertTo, convertToAnyArray, convertToAnyRow, convertToBigint, convertToBoolean, convertToChar, convertToDate, convertToDouble, convertToEnum, convertToGeometry, convertToInt, convertToInt, convertToJavaObject, convertToReal, convertToSmallint, convertToTinyint, convertToUuid, divide, getBigDecimal, getBoolean, getByte, getBytes, getBytesNoCopy, getDouble, getFloat, getHigherOrder, getInputStream, getInputStream, getInt, getLong, getReader, getReader, getShort, getSignum, getTypeName, getUnsupportedExceptionForOperation, isFalse, isTrue, modulus, multiply, negate, octetLength, subtract

从类继承的方法 org.h2.value.VersionedValue

getCommittedValue, getCurrentValue, getOperationId, isCommitted

从类继承的方法 java.lang.Object

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

从接口继承的方法 org.h2.util.HasSQL

getSQL, getTraceSQL

构造器详细资料

SimpleRowValue

public SimpleRowValue(int columnCount)

SimpleRowValue

public SimpleRowValue(int columnCount,
                      int index)

方法详细资料

getColumnCount

public int getColumnCount()

从类复制的说明: SearchRow

Get the column count.

指定者:

getColumnCount 在类中 SearchRow

返回:

the column count

getValue

public Value getValue(int idx)

从类复制的说明: SearchRow

Get the value for the column

指定者:

getValue 在类中 SearchRow

参数:

idx - the column number (starting with 0)

返回:

the value

setValue

public void setValue(int idx,
                     Value v)

从类复制的说明: SearchRow

Set the value for given column

指定者:

setValue 在类中 SearchRow

参数:

idx - the column number (starting with 0)

v - the new value

toString

public String toString()

覆盖:

toString 在类中 Value

getMemory

public int getMemory()

从类复制的说明: SearchRow

Get the estimated memory used for this row, in bytes.

指定者:

getMemory 在类中 SearchRow

返回:

the memory

isNull

public boolean isNull(int index)

从类复制的说明: SearchRow

Determine if specified column contains NULL

覆盖:

isNull 在类中 SearchRow

参数:

index - column index

返回:

true if NULL

copyFrom

public void copyFrom(SearchRow source)

从类复制的说明: SearchRow

Copy all relevant values from the source to this row.

指定者:

copyFrom 在类中 SearchRow

参数:

source - source of column values