ColumnDefinition (oceanbase-client 2.4.11 API)

java.lang.Object
- com.oceanbase.jdbc.internal.com.read.resultset.ColumnDefinition

直接已知子类:

UpdatableColumnDefinition
```
public class ColumnDefinition
extends Object
```
Protocol details : https://mariadb.com/kb/en/resultset/#column-definition-packet

构造器概要

构造器
构造器和说明
`ColumnDefinition(Buffer buffer, boolean OracleMode, String encoding)` Read column information from buffer.
`ColumnDefinition(ColumnDefinition other)` Constructor for extent.

方法概要

所有方法静态方法实例方法具体方法
限定符和类型	方法和说明
`static ColumnDefinition`	`create(String name, ColumnType type, boolean isOracleMode, String encoding)` Constructor.
`short`	`getCharsetNumber()`
`ColumnType`	`getColumnType()`
`String`	`getComplexTypeName()`
`String`	`getDatabase()`
`int`	`getDecimals()`
`int`	`getDisplaySize()` Get column size.
`short`	`getFlags()`
`long`	`getLength()`
`String`	`getName()`
`String`	`getOriginalName()`
`String`	`getOriginalTable()`
`long`	`getPrecision()` Return metadata precision.
`int`	`getPrimitiveDecimals()`
`int`	`getSqltype()`
`String`	`getTable()`
`boolean`	`isBinary()`
`boolean`	`isBlob()`
`boolean`	`isMultipleKey()`
`boolean`	`isNotNull()`
`boolean`	`isOracleMode()`
`boolean`	`isPrimaryKey()`
`boolean`	`isSigned()`
`boolean`	`isUniqueKey()`
`boolean`	`isZeroFill()`
`void`	`setUnSigned()`

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

ColumnDefinition
```
public ColumnDefinition(ColumnDefinition other)
```
Constructor for extent.

参数:

other - other columnInformation

ColumnDefinition

public ColumnDefinition(Buffer buffer,
                        boolean OracleMode,
                        String encoding)

Read column information from buffer.

参数:: buffer - buffer

方法详细资料

create

public static ColumnDefinition create(String name,
                                      ColumnType type,
                                      boolean isOracleMode,
                                      String encoding)

Constructor.

参数:: name - column name; type - column type
返回:: ColumnInformation

getDatabase
```
public String getDatabase()
```

getTable
```
public String getTable()
```

getOriginalTable
```
public String getOriginalTable()
```

getName
```
public String getName()
```

getOriginalName
```
public String getOriginalName()
```

getCharsetNumber
```
public short getCharsetNumber()
```

getLength
```
public long getLength()
```

getPrecision
```
public long getPrecision()
```
Return metadata precision.

返回:

precision

getDisplaySize
```
public int getDisplaySize()
```
Get column size.

返回:

size

getDecimals
```
public int getDecimals()
```

getPrimitiveDecimals
```
public int getPrimitiveDecimals()
```

getColumnType
```
public ColumnType getColumnType()
```

getFlags
```
public short getFlags()
```

isSigned
```
public boolean isSigned()
```

setUnSigned
```
public void setUnSigned()
```

isNotNull
```
public boolean isNotNull()
```

isPrimaryKey
```
public boolean isPrimaryKey()
```

isUniqueKey
```
public boolean isUniqueKey()
```

isMultipleKey
```
public boolean isMultipleKey()
```

isBlob
```
public boolean isBlob()
```

isZeroFill
```
public boolean isZeroFill()
```

isBinary
```
public boolean isBinary()
```

getComplexTypeName

public String getComplexTypeName()
                          throws SQLException

抛出:: SQLException

getSqltype
```
public int getSqltype()
```

isOracleMode
```
public boolean isOracleMode()
```

类 ColumnDefinition

构造器概要

方法概要

从类继承的方法 java.lang.Object

构造器详细资料

ColumnDefinition

ColumnDefinition

方法详细资料

create

getDatabase

getTable

getOriginalTable

getName

getOriginalName

getCharsetNumber

getLength

getPrecision

getDisplaySize

getDecimals

getPrimitiveDecimals

getColumnType

getFlags

isSigned

setUnSigned

isNotNull

isPrimaryKey

isUniqueKey

isMultipleKey

isBlob

isZeroFill

isBinary

getComplexTypeName

getSqltype

isOracleMode