for i in range(ntables):
# read in number of row, num dimensions, measures, multiplicities
nrows = int(sys.argv[ctr])
ndims = int(sys.argv[ctr + 1])
nmeasures = int(sys.argv[ctr + 2])
ctr = ctr + 3
mult = [0] * ndims
for i in range(ndims):
mult[i] = int(sys.argv[ctr])
ctr = ctr + 1
# create the first table without a foreign key column. All subsequent
# tables will have foreign key columns referring to primary key of
# previous table
if first:
createSingleTable.generate_single_table(nrows, ndims, nmeasures,
mult)
else:
createSingleTable.generate_single_table(
nrows,
ndims,
nmeasures,
mult,
join=True,
join_range=prev_nrows,
selectivity=selectivities[i],
ntable=i + 1)
# update loop vars
prev_nrows = nrows
first = False
possible_distinct_values = [
2, 5, 10, 20, 50, 100, 200, 500, 1000, 2000, 5000
]
distinct_values_probability = [1, 1, 1, 2, 2, 2, 3, 3, 3, 2, 2, 2]
num_distinct_values = []
for x in range(len(possible_distinct_values)):
print x, possible_distinct_values[
x], min_distinct_values <= possible_distinct_values[x]
print min_distinct_values, possible_distinct_values[
x], possible_distinct_values[x], max_distinct_values
print(min_distinct_values <= possible_distinct_values[x]), (
possible_distinct_values[x] <= max_distinct_values)
if (min_distinct_values <= possible_distinct_values[x]) and (
possible_distinct_values[x] <= max_distinct_values):
print "here2"
for i in range(distinct_values_probability[x]):
num_distinct_values += [possible_distinct_values[x]]
else:
print "here"
continue
print num_distinct_values
# select data from distict values
mult = []
for x in range(int(ndims)):
mult += [random.choice(num_distinct_values)]
createSingleTable.generate_single_table(nrows, ndims, nmeasures, mult)
ctr = 2
selectivities = []
for i in range(ntables-1):
selectivities = selectivities + [float(sys.argv[ctr])]
ctr = ctr + 1
prev_nrows = None # used in join_range
for i in range(ntables):
# read in number of row, num dimensions, measures, multiplicities
nrows = int(sys.argv[ctr])
ndims = int(sys.argv[ctr+1])
nmeasures = int(sys.argv[ctr+2])
ctr = ctr + 3
mult = [0] * ndims
for i in range(ndims):
mult[i] = int(sys.argv[ctr])
ctr = ctr + 1
# create the first table without a foreign key column. All subsequent
# tables will have foreign key columns referring to primary key of
# previous table
if first:
createSingleTable.generate_single_table(nrows, ndims, nmeasures, mult)
else:
createSingleTable.generate_single_table(nrows, ndims, nmeasures, mult,
join=True, join_range = prev_nrows, selectivity=selectivities[i],
ntable=i+1)
# update loop vars
prev_nrows = nrows
first = False
ndims = int(sys.argv[2])
nmeasures = int(sys.argv[3])
min_distinct_values = int(sys.argv[4])
max_distinct_values = int(sys.argv[5])
print min_distinct_values, max_distinct_values
possible_distinct_values = [2, 5, 10, 20, 50, 100, 200, 500, 1000, 2000, 5000]
distinct_values_probability = [1, 1, 1, 2, 2, 2, 3, 3, 3, 2, 2, 2]
num_distinct_values = []
for x in range(len(possible_distinct_values)):
print x, possible_distinct_values[x], min_distinct_values <= possible_distinct_values[x]
print min_distinct_values, possible_distinct_values[x], possible_distinct_values[x], max_distinct_values
print (min_distinct_values <= possible_distinct_values[x]), (possible_distinct_values[x] <= max_distinct_values)
if (min_distinct_values <= possible_distinct_values[x]) and (possible_distinct_values[x] <= max_distinct_values):
print "here2"
for i in range(distinct_values_probability[x]):
num_distinct_values += [possible_distinct_values[x]]
else:
print "here"
continue
print num_distinct_values
# select data from distict values
mult = []
for x in range(int(ndims)):
mult += [random.choice(num_distinct_values)]
createSingleTable.generate_single_table(nrows, ndims, nmeasures, mult)