ColumnType (oceanbase-client 2.4.11 API)

java.lang.Object
- java.lang.Enum<ColumnType>
- - com.oceanbase.jdbc.internal.ColumnType

所有已实现的接口:

Serializable, Comparable<ColumnType>
```
public enum ColumnType
extends Enum<ColumnType>
```

枚举常量概要

枚举常量
枚举常量和说明
`ARRAY`
`BIGINT`
`BINARY_DOUBLE`
`BINARY_FLOAT`
`BIT`
`BLOB`
`COMPLEX`
`CURSOR`
`DATE`
`DATETIME`
`DECIMAL`
`DOUBLE`
`ENUM`
`FLOAT`
`GEOMETRY`
`INTEGER`
`INTERVALDS`
`INTERVALYM`
`JSON`
`LONGBLOB`
`MEDIUMBLOB`
`MEDIUMINT`
`NCHAR`
`NEWDATE`
`NULL`
`NUMBER`
`NUMBER_FLOAT`
`NVARCHAR2`
`OBDECIMAL`
`OLDDECIMAL`
`ORA_BLOB`
`ORA_CLOB`
`RAW`
`ROWID`
`SET`
`SMALLINT`
`STRING`
`STRUCT`
`TIME`
`TIMESTAMP`
`TIMESTAMP_LTZ`
`TIMESTAMP_NANO`
`TIMESTAMP_TZ`
`TINYBLOB`
`TINYINT`
`VARCHAR`
`VARCHAR2`
`VARSTRING`
`YEAR`

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 int`	`convertDbTypeToSqlType(String str)`
`static ColumnType`	`convertProtocolTypeToColumnType(int typeValue, int charsetNumber, boolean isOracleMode)` Convert protocol type to ColumnType.
`static Class`	`convertSqlTypeToClass(int type)` Permit to know java result class according to java.sql.Types.
`static ColumnType`	`convertSqlTypeToColumnType(int sqlType)` Convert sql type to ColumnType.
`String`	`getClassName()`
`static String`	`getClassName(ColumnType type, int len, boolean signed, boolean binary, Options options)` Get class name.
`static String`	`getColumnTypeName(ColumnType type, long len, boolean signed, boolean binary, boolean isOracelMode)` Get columnTypeName.
`int`	`getSqlType()`
`String`	`getSqlTypeName()`
`short`	`getType()`
`String`	`getTypeName()`
`static boolean`	`isNumeric(ColumnType type)` Is type numeric.
`static ColumnType`	`valueOf(String name)` 返回带有指定名称的该类型的枚举常量。
`static ColumnType[]`	`values()` 按照声明该枚举类型的常量的顺序, 返回包含这些常量的数组。

从类继承的方法 java.lang.Enum
clone, compareTo, equals, finalize, getDeclaringClass, hashCode, name, ordinal, toString, valueOf

从类继承的方法 java.lang.Object
getClass, notify, notifyAll, wait, wait, wait

枚举常量详细资料

NULL
```
public static final ColumnType NULL
```

TINYINT
```
public static final ColumnType TINYINT
```

SMALLINT

public static final ColumnType SMALLINT

INTEGER
```
public static final ColumnType INTEGER
```

NUMBER
```
public static final ColumnType NUMBER
```

BIGINT
```
public static final ColumnType BIGINT
```

FLOAT
```
public static final ColumnType FLOAT
```

BINARY_FLOAT

public static final ColumnType BINARY_FLOAT

DOUBLE
```
public static final ColumnType DOUBLE
```

BINARY_DOUBLE

public static final ColumnType BINARY_DOUBLE

TIMESTAMP

public static final ColumnType TIMESTAMP

DATE
```
public static final ColumnType DATE
```

TIME
```
public static final ColumnType TIME
```

DATETIME

public static final ColumnType DATETIME

YEAR
```
public static final ColumnType YEAR
```

COMPLEX
```
public static final ColumnType COMPLEX
```

TIMESTAMP_TZ

public static final ColumnType TIMESTAMP_TZ

TIMESTAMP_LTZ

public static final ColumnType TIMESTAMP_LTZ

TIMESTAMP_NANO

public static final ColumnType TIMESTAMP_NANO

INTERVALYM

public static final ColumnType INTERVALYM

INTERVALDS

public static final ColumnType INTERVALDS

NUMBER_FLOAT

public static final ColumnType NUMBER_FLOAT

ROWID
```
public static final ColumnType ROWID
```

JSON
```
public static final ColumnType JSON
```

DECIMAL
```
public static final ColumnType DECIMAL
```

OBDECIMAL

public static final ColumnType OBDECIMAL

TINYBLOB

public static final ColumnType TINYBLOB

MEDIUMBLOB

public static final ColumnType MEDIUMBLOB

LONGBLOB

public static final ColumnType LONGBLOB

BLOB
```
public static final ColumnType BLOB
```

GEOMETRY

public static final ColumnType GEOMETRY

VARCHAR
```
public static final ColumnType VARCHAR
```

NVARCHAR2

public static final ColumnType NVARCHAR2

NCHAR
```
public static final ColumnType NCHAR
```

ORA_BLOB

public static final ColumnType ORA_BLOB

ORA_CLOB

public static final ColumnType ORA_CLOB

VARSTRING

public static final ColumnType VARSTRING

VARCHAR2

public static final ColumnType VARCHAR2

STRING
```
public static final ColumnType STRING
```

OLDDECIMAL

public static final ColumnType OLDDECIMAL

MEDIUMINT

public static final ColumnType MEDIUMINT

NEWDATE
```
public static final ColumnType NEWDATE
```

BIT
```
public static final ColumnType BIT
```

ENUM
```
public static final ColumnType ENUM
```

SET
```
public static final ColumnType SET
```

ARRAY
```
public static final ColumnType ARRAY
```

STRUCT
```
public static final ColumnType STRUCT
```

RAW
```
public static final ColumnType RAW
```

CURSOR
```
public static final ColumnType CURSOR
```

方法详细资料
- values
```
public static ColumnType[] values()
```
  按照声明该枚举类型的常量的顺序, 返回包含这些常量的数组。该方法可用于迭代常量, 如下所示:
```
for (ColumnType c : ColumnType.values())
    System.out.println(c);
```
  返回:
  
  按照声明该枚举类型的常量的顺序返回的包含这些常量的数组
- valueOf
```
public static ColumnType valueOf(String name)
```
  返回带有指定名称的该类型的枚举常量。字符串必须与用于声明该类型的枚举常量的标识符完全匹配。(不允许有多余的空格字符。)
  
  参数:
  
  name - 要返回的枚举常量的名称。
  
  返回:
  
  返回带有指定名称的枚举常量
  
  抛出:
  
  IllegalArgumentException - 如果该枚举类型没有带有指定名称的常量
  
  NullPointerException - 如果参数为空值
- convertDbTypeToSqlType
```
public static int convertDbTypeToSqlType(String str)
```
- convertSqlTypeToClass
```
public static Class convertSqlTypeToClass(int type)
```
  Permit to know java result class according to java.sql.Types.
  
  参数:
  
  type - java.sql.Type value
  
  返回:
  
  Class name.
- convertProtocolTypeToColumnType
```
public static ColumnType convertProtocolTypeToColumnType(int typeValue,
                                                         int charsetNumber,
                                                         boolean isOracleMode)
```
  Convert protocol type to ColumnType.
  
  参数:
  
  typeValue - type value
  
  charsetNumber - charset
  
  返回:
  
  MariaDb type
- convertSqlTypeToColumnType
```
public static ColumnType convertSqlTypeToColumnType(int sqlType)
```
  Convert sql type to ColumnType.
  
  参数:
  
  sqlType - sql type value
  
  返回:
  
  mariaDb type value
- getColumnTypeName
```
public static String getColumnTypeName(ColumnType type,
                                       long len,
                                       boolean signed,
                                       boolean binary,
                                       boolean isOracelMode)
```
  Get columnTypeName.
  
  参数:
  
  type - type
  
  len - len
  
  signed - signed
  
  binary - binary
  
  返回:
  
  type
- getClassName
```
public static String getClassName(ColumnType type,
                                  int len,
                                  boolean signed,
                                  boolean binary,
                                  Options options)
```
  Get class name.
  
  参数:
  
  type - type
  
  len - len
  
  signed - signed
  
  binary - binary
  
  options - options
  
  返回:
  
  class name
- getClassName
```
public String getClassName()
```
- getSqlType
```
public int getSqlType()
```
- getTypeName
```
public String getTypeName()
```
- getType
```
public short getType()
```
- getSqlTypeName
```
public String getSqlTypeName()
```
- isNumeric
```
public static boolean isNumeric(ColumnType type)
```
  Is type numeric.
  
  参数:
  
  type - mariadb type
  
  返回:
  
  true if type is numeric

枚举 ColumnType

枚举常量概要

方法概要

从类继承的方法 java.lang.Enum

从类继承的方法 java.lang.Object

枚举常量详细资料

NULL

TINYINT

SMALLINT

INTEGER

NUMBER

BIGINT

FLOAT

BINARY_FLOAT

DOUBLE

BINARY_DOUBLE

TIMESTAMP

DATE

TIME

DATETIME

YEAR

COMPLEX

TIMESTAMP_TZ

TIMESTAMP_LTZ

TIMESTAMP_NANO

INTERVALYM

INTERVALDS

NUMBER_FLOAT

ROWID

JSON

DECIMAL

OBDECIMAL

TINYBLOB

MEDIUMBLOB

LONGBLOB

BLOB

GEOMETRY

VARCHAR

NVARCHAR2

NCHAR

ORA_BLOB

ORA_CLOB

VARSTRING

VARCHAR2

STRING

OLDDECIMAL

MEDIUMINT

NEWDATE

BIT

ENUM

SET

ARRAY

STRUCT

RAW

CURSOR

方法详细资料

values

valueOf

convertDbTypeToSqlType

convertSqlTypeToClass

convertProtocolTypeToColumnType

convertSqlTypeToColumnType

getColumnTypeName

getClassName

getClassName

getSqlType

getTypeName

getType

getSqlTypeName

isNumeric