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Filename : execute_1.py

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import sqlite3

con = sqlite3.connect(":memory:")
cur = con.cursor()
cur.execute("create table lang (name, first_appeared)")

# This is the qmark style:
cur.execute("insert into lang values (?, ?)", ("C", 1972))

# The qmark style used with executemany():
lang_list = [
    ("Fortran", 1957),
    ("Python", 1991),
    ("Go", 2009),
]
cur.executemany("insert into lang values (?, ?)", lang_list)

# And this is the named style:
cur.execute("select * from lang where first_appeared=:year", {"year": 1972})
print(cur.fetchall())

con.close()