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[TD-1000] modify the python demo

This commit is contained in:
Tao Liu 2020-07-27 10:29:33 +00:00
parent f364ad55bd
commit 9b46de6e67
1 changed files with 9 additions and 3 deletions
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12
tests/examples/python/read_example.py
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@ -26,7 +26,6 @@ if __name__ == '__main__':
# Generate a cursor object to run SQL commands
c1 = conn.cursor()
# Create a database named db
try:
c1.execute('create database if not exists db ')
@ -50,9 +49,11 @@ if __name__ == '__main__':
raise(err)
# insert data
for i in range(10000):
for i in range(10):
try:
c1.execute("insert into t values ('%s', %d, %f, '%s')" % (start_time, random.randint(1,10), random.randint(1,10)/10.0, 'hello'))
value = c1.execute("insert into t values ('%s', %d, %f, '%s')" % (start_time, random.randint(1,10), random.randint(1,10)/10.0, 'hello'))
#if insert, value is the affected rows
print(value)
except Exception as err:
conn.close()
raise(err)
@ -70,6 +71,11 @@ if __name__ == '__main__':
# Use fetchall to fetch data in a list
data = c1.fetchall()
for col in data:
print(col)
print('Another query method ')
try:
c1.execute('select * from db.t')
except Exception as err: