def identity(x):
if x is not None:
from pyflink.common import Row
return Row(x)
def map(self, value):
result = Row(value[0], len(value[0]), value[1])
return result
def map_func(value):
result = Row(value[0], len(value[0]), value[1])
return result
def join_row(left: List, right: List):
return Row(*(left + right))
def state_key_selector(normal_data):
return Row(normal_data[0])
def revise_output(value):
# VALUE[CURRENT_TIMESTAMP, CURRENT_WATERMARK, NORMAL_DATA]
timestamp = value[0]
element = value[2]
yield Row(timestamp, element)
