pysequoiadb.lob.lob Class Reference

Inheritance diagram for pysequoiadb.lob.lob:

Public Member Functions
def	__init__
def	__del__
def	close
def	get_size
def	get_oid
def	get_create_time
def	get_modification_time
def	lock
def	lock_and_seek
def	seek
def	read
def	write
def	is_eof

Member Function Documentation

def pysequoiadb.lob.lob.close

(

self

)

close lob

Exceptions:
   pysequoiadb.error.SDBBaseError

def pysequoiadb.lob.lob.get_create_time

(

self

)

get create time of lob

Return Values:
   a long int of time
Exceptions:
   pysequoiadb.error.SDBBaseError

def pysequoiadb.lob.lob.get_modification_time

(

self

)

get the last modification time of lob

Return Values:
   a long int of time
Exceptions:
   pysequoiadb.error.SDBBaseError

def pysequoiadb.lob.lob.get_oid

(

self

)

get the oid of lob.

Return Values:
   the oid of current lob
Exceptions:
   pysequoiadb.error.SDBBaseError

def pysequoiadb.lob.lob.get_size

(

self

)

get the size of lob.

Return Values:
   the size of current lob
Exceptions:
   pysequoiadb.error.SDBBaseError

def pysequoiadb.lob.lob.is_eof

(

self

)

Check whether current offset has reached the max size of current lob.
Return Values:
   True if current offset has reached the max size, otherwise False.

def pysequoiadb.lob.lob.lock	(		self,
			offset,
			length
	)

lock lob data section.

Parameters:
    Name        Type                Info:
   offset    long(int in python3)   The lock start position
   length    long(int in python3)   The lock length, -1 means lock from offset to the end of lob
Exceptions:
   pysequoiadb.error.SDBBaseError

def pysequoiadb.lob.lob.lock_and_seek	(		self,
			offset,
			length
	)

lock lob data section and seek to the offset position.

Parameters:
    Name        Type                Info:
   offset    long(int in python3)   The lock start position
   length    long(int in python3)   The lock length, -1 means lock from offset to the end of lob
Exceptions:
   pysequoiadb.error.SDBBaseError

def pysequoiadb.lob.lob.read	(		self,
			length
	)

ream data from lob.

Parameters:
   Name     Type                 Info:
   length   int                  The length of data to be read
Return Values:
   binary data of read
Exceptions:
   pysequoiadb.error.SDBBaseError

def pysequoiadb.lob.lob.seek	(		self,
			seek_pos,
			whence = 0
	)

seek in lob.

Parameters:
   Name        Type           Info:
   seek_pos    int            The length to seek
   whence      int            whence of seek, it must be 0/1/2
                            0 means seek from begin to end of lob
                            1 means seek from currend position to end of lob
                            2 means seek from end to begin of lob
Exceptions:
   pysequoiadb.error.SDBBaseError

def pysequoiadb.lob.lob.write	(		self,
			data,
			length
	)

write data into lob.

Parameters:
   Name     Type                 Info:
   data     str                  The data to be written
   length   int                  The length of data to be written
Exceptions:
   pysequoiadb.error.SDBBaseError

---

The documentation for this class was generated from the following file:

• lob.py