mirror of https://github.com/python/cpython
16 lines
401 B
Python
16 lines
401 B
Python
import sqlite3
|
|
|
|
def collate_reverse(string1, string2):
|
|
return -cmp(string1, string2)
|
|
|
|
con = sqlite3.connect(":memory:")
|
|
con.create_collation("reverse", collate_reverse)
|
|
|
|
cur = con.cursor()
|
|
cur.execute("create table test(x)")
|
|
cur.executemany("insert into test(x) values (?)", [("a",), ("b",)])
|
|
cur.execute("select x from test order by x collate reverse")
|
|
for row in cur:
|
|
print(row)
|
|
con.close()
|