python数据分析用什么数据库

import sqlite3with sqlite3.connect(":memory:") as con:    c=con.cursor()  #创建游标    c.execute('''CREATE TABLE sensors(data text,city text,code text,sensor_id real,temperature real)''') #新建表，text和real分别表示字符串和数值的类型    for table in c.execute("SELECT name FROM sqlite_master WHERE type='table'"):        print "Table",table[0]        c.execute("INSERT INTO sensors VALUES ('2016-11-05','Utrecht','Red',42,15.14)")        c.execute("SELECT * FROM sensors")        print c.fetchone()  #输出插入记录        con.execute("DROP TABLE sensors")  #删除表        print "# of tables",c.execute("SELECT COUNT(*) FROM sqlite_master WHERE type='table'").fetchone()[0]c.close()

Table sensors(u'2016-11-05', u'Utrecht', u'Red', 42.0, 15.14)# of tables 0