def test():
from context import DparkContext
ctx = DparkContext()
rdd = ctx.makeRDD(zip(range(1000), range(1000)))
table = rdd.asTable(['f1', 'f2'])
print table.select('f1', 'f2').where('f1>10', 'f2<80', 'f1+f2>30 or f1*f2>200').groupBy('f1').select("-f1", f2="sum(f2)").sort('f1', reverse=True).take(5)
print table.selectOne('count(*)', 'max(f1)', 'min(f2+f1)', 'sum(f1*f2+f1)')
print table.groupBy('f1/20', f2s='sum(f2)', fcnt='count(*)').take(5)
print table.execute('select f1, sum(f2), count(*) as cnt from me where f1>10 and f2<80 and (f1+f2>30 or f1*f2>200) group by f1 order by cnt limit 5')
table2 = rdd.asTable(['f1', 'f3'])
print table.innerJoin(table2).take(10)
print table.join(table2).sort('f1').take(10)
def test():
from context import DparkContext
ctx = DparkContext()
rdd = ctx.makeRDD(zip(range(1000), range(1000)))
table = rdd.asTable(['f1', 'f2'])
print table.select('f1', 'f2').where(
'f1>10', 'f2<80', 'f1+f2>30 or f1*f2>200').groupBy('f1').select(
"-f1", f2="sum(f2)").sort('f1', reverse=True).take(5)
print table.selectOne('count(*)', 'max(f1)', 'min(f2+f1)', 'sum(f1*f2+f1)')
print table.groupBy('f1/20', f2s='sum(f2)', fcnt='count(*)').take(5)
print table.execute(
'select f1, sum(f2), count(*) as cnt from me where f1>10 and f2<80 and (f1+f2>30 or f1*f2>200) group by f1 order by cnt limit 5'
)
table2 = rdd.asTable(['f1', 'f3'])
print table.innerJoin(table2).take(10)
print table.join(table2).sort('f1').take(10)
def test():
logging.basicConfig(level=logging.DEBUG)
cache = mmapCache
pool = multiprocessing.Pool(2)
assert pool.apply(set_cache) == True
assert pool.apply(get_cache) == 'b'
pool.close()
pool.join()
assert cache.get('a') == 'b'
from context import DparkContext
dc = DparkContext("local")
nums = dc.parallelize(range(100), 10)
cache = mmapCache
tracker = CacheTracker(True)
tracker.registerRDD(nums.id, len(nums))
split = nums.splits[0]
print tracker.getOrCompute(nums, split)
print tracker.getOrCompute(nums, split)
print tracker.getLocationsSnapshot()
tracker.stop()
def test():
logging.basicConfig(level=logging.DEBUG)
cache = mmapCache
pool = multiprocessing.Pool(2)
assert pool.apply(set_cache) == True
assert pool.apply(get_cache) == 'b'
pool.close()
pool.join()
assert cache.get('a') == 'b'
from context import DparkContext
dc = DparkContext("local")
nums = dc.parallelize(range(100), 10)
cache = mmapCache
tracker = CacheTracker(True)
tracker.registerRDD(nums.id, len(nums))
split = nums.splits[0]
print tracker.getOrCompute(nums, split)
print tracker.getOrCompute(nums, split)
print tracker.getLocationsSnapshot()
tracker.stop()
from context import DparkContext, parser as optParser from bagel import Bagel _ctx = DparkContext() parallelize = _ctx.parallelize makeRDD = _ctx.makeRDD textFile = _ctx.textFile partialTextFile = _ctx.partialTextFile csvFile = _ctx.csvFile binaryFile = _ctx.binaryFile tableFile = _ctx.tableFile table = _ctx.table beansdb = _ctx.beansdb union = _ctx.union zip = _ctx.zip accumulator = _ctx.accumulator broadcast = _ctx.broadcast
