java.lang.Object
- com.mysql.cj.protocol.a.NativeConstants

public class NativeConstants
extends Object

Constants specific to legacy MySQL protocol

嵌套类概要

嵌套类
修饰符和类型	类	说明
`static class`	`NativeConstants.IntegerDataType`	Basic protocol data types as they are defined in http://dev.mysql.com/doc/internals/en/integer.html
`static class`	`NativeConstants.StringLengthDataType`	Basic protocol data types as they are defined in http://dev.mysql.com/doc/internals/en/string.html which require explicit length specification.
`static class`	`NativeConstants.StringSelfDataType`	Basic self-describing protocol data types as they are defined in http://dev.mysql.com/doc/internals/en/string.html

字段概要

字段
修饰符和类型	字段	说明
`static int`	`BIN_LEN_DATE`
`static int`	`BIN_LEN_DOUBLE`
`static int`	`BIN_LEN_FLOAT`
`static int`	`BIN_LEN_INT1`
`static int`	`BIN_LEN_INT2`
`static int`	`BIN_LEN_INT4`
`static int`	`BIN_LEN_INT8`
`static int`	`BIN_LEN_TIME_NO_FRAC`
`static int`	`BIN_LEN_TIME_WITH_MICROS`
`static int`	`BIN_LEN_TIMESTAMP_NO_FRAC`
`static int`	`BIN_LEN_TIMESTAMP_WITH_MICROS`
`static int`	`BIN_LEN_TIMESTAMP_WITH_TZ`
`static int`	`COM_BINLOG_DUMP`
`static int`	`COM_BINLOG_DUMP_GTID`
`static int`	`COM_CHANGE_USER`
`static int`	`COM_CONNECT`
`static int`	`COM_CONNECT_OUT`
`static int`	`COM_CREATE_DB`
`static int`	`COM_DAEMON`
`static int`	`COM_DEBUG`
`static int`	`COM_DELAYED_INSERT`
`static int`	`COM_DROP_DB`
`static int`	`COM_FIELD_LIST`
`static int`	`COM_INIT_DB`
`static int`	`COM_PING`
`static int`	`COM_PROCESS_INFO`
`static int`	`COM_PROCESS_KILL`
`static int`	`COM_QUERY`
`static int`	`COM_QUIT`
`static int`	`COM_REFRESH`
`static int`	`COM_REGISTER_SLAVE`	已过时。
`static int`	`COM_RESET_CONNECTION`
`static int`	`COM_SET_OPTION`
`static int`	`COM_SHUTDOWN`
`static int`	`COM_SLEEP`
`static int`	`COM_STATISTICS`
`static int`	`COM_STMT_CLOSE`
`static int`	`COM_STMT_EXECUTE`
`static int`	`COM_STMT_FETCH`
`static int`	`COM_STMT_PREPARE`
`static int`	`COM_STMT_RESET`
`static int`	`COM_STMT_SEND_LONG_DATA`
`static int`	`COM_TABLE_DUMP`
`static int`	`COM_TIME`
`static int`	`HEADER_LENGTH`	Size of MySQL packet header (payload size + packet sequence ID).
`static int`	`MAX_PACKET_SIZE`	Maximum size of MySQL packet payload.
`static int`	`NO_CHARSET_INFO`	Used to indicate that the server sent no field-level character set information, so the driver should use the connection-level character encoding instead.
`static int`	`SEED_LENGTH`
`static short`	`TYPE_ID_EOF`
`static short`	`TYPE_ID_ERROR`
`static short`	`TYPE_ID_LOCAL_INFILE`
`static short`	`TYPE_ID_OK`

构造器概要

构造器
构造器说明

NativeConstants()

方法概要
- 从类继承的方法 java.lang.Object
  clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- 字段详细资料
  - MAX_PACKET_SIZE
```
public static final int MAX_PACKET_SIZE
```
    Maximum size of MySQL packet payload.
    
    另请参阅:
    
    常量字段值
  - HEADER_LENGTH
```
public static final int HEADER_LENGTH
```
    Size of MySQL packet header (payload size + packet sequence ID).
    
    另请参阅:
    
    常量字段值
  - SEED_LENGTH
```
public static final int SEED_LENGTH
```
    另请参阅:
    
    常量字段值
  - TYPE_ID_ERROR
```
public static final short TYPE_ID_ERROR
```
    另请参阅:
    
    常量字段值
  - TYPE_ID_EOF
```
public static final short TYPE_ID_EOF
```
    另请参阅:
    
    常量字段值
  - TYPE_ID_LOCAL_INFILE
```
public static final short TYPE_ID_LOCAL_INFILE
```
    另请参阅:
    
    常量字段值
  - TYPE_ID_OK
```
public static final short TYPE_ID_OK
```
    另请参阅:
    
    常量字段值
  - BIN_LEN_INT1
```
public static final int BIN_LEN_INT1
```
    另请参阅:
    
    常量字段值
  - BIN_LEN_INT2
```
public static final int BIN_LEN_INT2
```
    另请参阅:
    
    常量字段值
  - BIN_LEN_INT4
```
public static final int BIN_LEN_INT4
```
    另请参阅:
    
    常量字段值
  - BIN_LEN_INT8
```
public static final int BIN_LEN_INT8
```
    另请参阅:
    
    常量字段值
  - BIN_LEN_FLOAT
```
public static final int BIN_LEN_FLOAT
```
    另请参阅:
    
    常量字段值
  - BIN_LEN_DOUBLE
```
public static final int BIN_LEN_DOUBLE
```
    另请参阅:
    
    常量字段值
  - BIN_LEN_DATE
```
public static final int BIN_LEN_DATE
```
    另请参阅:
    
    常量字段值
  - BIN_LEN_TIMESTAMP_NO_FRAC
```
public static final int BIN_LEN_TIMESTAMP_NO_FRAC
```
    另请参阅:
    
    常量字段值
  - BIN_LEN_TIMESTAMP_WITH_MICROS
```
public static final int BIN_LEN_TIMESTAMP_WITH_MICROS
```
    另请参阅:
    
    常量字段值
  - BIN_LEN_TIMESTAMP_WITH_TZ
```
public static final int BIN_LEN_TIMESTAMP_WITH_TZ
```
    另请参阅:
    
    常量字段值
  - BIN_LEN_TIME_NO_FRAC
```
public static final int BIN_LEN_TIME_NO_FRAC
```
    另请参阅:
    
    常量字段值
  - BIN_LEN_TIME_WITH_MICROS
```
public static final int BIN_LEN_TIME_WITH_MICROS
```
    另请参阅:
    
    常量字段值
  - COM_SLEEP
```
public static final int COM_SLEEP
```
    另请参阅:
    
    常量字段值
  - COM_QUIT
```
public static final int COM_QUIT
```
    另请参阅:
    
    常量字段值
  - COM_INIT_DB
```
public static final int COM_INIT_DB
```
    另请参阅:
    
    常量字段值
  - COM_QUERY
```
public static final int COM_QUERY
```
    另请参阅:
    
    常量字段值
  - COM_FIELD_LIST
```
public static final int COM_FIELD_LIST
```
    另请参阅:
    
    常量字段值
  - COM_CREATE_DB
```
public static final int COM_CREATE_DB
```
    另请参阅:
    
    常量字段值
  - COM_DROP_DB
```
public static final int COM_DROP_DB
```
    另请参阅:
    
    常量字段值
  - COM_REFRESH
```
public static final int COM_REFRESH
```
    另请参阅:
    
    常量字段值
  - COM_SHUTDOWN
```
public static final int COM_SHUTDOWN
```
    另请参阅:
    
    常量字段值
  - COM_STATISTICS
```
public static final int COM_STATISTICS
```
    另请参阅:
    
    常量字段值
  - COM_PROCESS_INFO
```
public static final int COM_PROCESS_INFO
```
    另请参阅:
    
    常量字段值
  - COM_CONNECT
```
public static final int COM_CONNECT
```
    另请参阅:
    
    常量字段值
  - COM_PROCESS_KILL
```
public static final int COM_PROCESS_KILL
```
    另请参阅:
    
    常量字段值
  - COM_DEBUG
```
public static final int COM_DEBUG
```
    另请参阅:
    
    常量字段值
  - COM_PING
```
public static final int COM_PING
```
    另请参阅:
    
    常量字段值
  - COM_TIME
```
public static final int COM_TIME
```
    另请参阅:
    
    常量字段值
  - COM_DELAYED_INSERT
```
public static final int COM_DELAYED_INSERT
```
    另请参阅:
    
    常量字段值
  - COM_CHANGE_USER
```
public static final int COM_CHANGE_USER
```
    另请参阅:
    
    常量字段值
  - COM_BINLOG_DUMP
```
public static final int COM_BINLOG_DUMP
```
    另请参阅:
    
    常量字段值
  - COM_TABLE_DUMP
```
public static final int COM_TABLE_DUMP
```
    另请参阅:
    
    常量字段值
  - COM_CONNECT_OUT
```
public static final int COM_CONNECT_OUT
```
    另请参阅:
    
    常量字段值
  - COM_REGISTER_SLAVE
```
@Deprecated
public static final int COM_REGISTER_SLAVE
```
    已过时。
    
    另请参阅:
    
    常量字段值
  - COM_STMT_PREPARE
```
public static final int COM_STMT_PREPARE
```
    另请参阅:
    
    常量字段值
  - COM_STMT_EXECUTE
```
public static final int COM_STMT_EXECUTE
```
    另请参阅:
    
    常量字段值
  - COM_STMT_SEND_LONG_DATA
```
public static final int COM_STMT_SEND_LONG_DATA
```
    另请参阅:
    
    常量字段值
  - COM_STMT_CLOSE
```
public static final int COM_STMT_CLOSE
```
    另请参阅:
    
    常量字段值
  - COM_STMT_RESET
```
public static final int COM_STMT_RESET
```
    另请参阅:
    
    常量字段值
  - COM_SET_OPTION
```
public static final int COM_SET_OPTION
```
    另请参阅:
    
    常量字段值
  - COM_STMT_FETCH
```
public static final int COM_STMT_FETCH
```
    另请参阅:
    
    常量字段值
  - COM_DAEMON
```
public static final int COM_DAEMON
```
    另请参阅:
    
    常量字段值
  - COM_BINLOG_DUMP_GTID
```
public static final int COM_BINLOG_DUMP_GTID
```
    另请参阅:
    
    常量字段值
  - COM_RESET_CONNECTION
```
public static final int COM_RESET_CONNECTION
```
    另请参阅:
    
    常量字段值
  - NO_CHARSET_INFO
```
public static final int NO_CHARSET_INFO
```
    Used to indicate that the server sent no field-level character set information, so the driver should use the connection-level character encoding instead.
    
    另请参阅:
    
    常量字段值
- 构造器详细资料
  - NativeConstants
```
public NativeConstants()
```

类 NativeConstants

嵌套类概要

字段概要

构造器概要

方法概要

从类继承的方法 java.lang.Object

字段详细资料

MAX_PACKET_SIZE

HEADER_LENGTH

SEED_LENGTH

TYPE_ID_ERROR

TYPE_ID_EOF

TYPE_ID_LOCAL_INFILE

TYPE_ID_OK

BIN_LEN_INT1

BIN_LEN_INT2

BIN_LEN_INT4

BIN_LEN_INT8

BIN_LEN_FLOAT

BIN_LEN_DOUBLE

BIN_LEN_DATE

BIN_LEN_TIMESTAMP_NO_FRAC

BIN_LEN_TIMESTAMP_WITH_MICROS

BIN_LEN_TIMESTAMP_WITH_TZ

BIN_LEN_TIME_NO_FRAC

BIN_LEN_TIME_WITH_MICROS

COM_SLEEP

COM_QUIT

COM_INIT_DB

COM_QUERY

COM_FIELD_LIST

COM_CREATE_DB

COM_DROP_DB

COM_REFRESH

COM_SHUTDOWN

COM_STATISTICS

COM_PROCESS_INFO

COM_CONNECT

COM_PROCESS_KILL

COM_DEBUG

COM_PING

COM_TIME

COM_DELAYED_INSERT

COM_CHANGE_USER

COM_BINLOG_DUMP

COM_TABLE_DUMP

COM_CONNECT_OUT

COM_REGISTER_SLAVE

COM_STMT_PREPARE

COM_STMT_EXECUTE

COM_STMT_SEND_LONG_DATA

COM_STMT_CLOSE

COM_STMT_RESET

COM_SET_OPTION

COM_STMT_FETCH

COM_DAEMON

COM_BINLOG_DUMP_GTID

COM_RESET_CONNECTION

NO_CHARSET_INFO

构造器详细资料

NativeConstants