{"id":1042091,"date":"2024-12-31T12:54:37","date_gmt":"2024-12-31T04:54:37","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/1042091.html"},"modified":"2024-12-31T12:54:40","modified_gmt":"2024-12-31T04:54:40","slug":"%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8python%e6%94%b6%e9%9b%86%e6%95%b0%e6%8d%ae%e5%ba%93","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/1042091.html","title":{"rendered":"\u5982\u4f55\u4f7f\u7528python\u6536\u96c6\u6570\u636e\u5e93"},"content":{"rendered":"

\"\u5982\u4f55\u4f7f\u7528python\u6536\u96c6\u6570\u636e\u5e93\"<\/p>\n

\u5982\u4f55\u4f7f\u7528Python\u6536\u96c6\u6570\u636e\u5e93<\/strong><\/p>\n<\/p>\n

\u4f7f\u7528Python\u6536\u96c6\u6570\u636e\u5e93\u7684\u6838\u5fc3\u89c2\u70b9\u5305\u62ec\uff1a\u9009\u62e9\u5408\u9002\u7684\u6570\u636e\u5e93\u3001\u5b89\u88c5\u76f8\u5e94\u7684\u5e93\u3001\u8fde\u63a5\u6570\u636e\u5e93\u3001\u6267\u884cSQL\u8bed\u53e5\u3001\u5904\u7406\u67e5\u8be2\u7ed3\u679c<\/strong>\u3002\u672c\u6587\u5c06\u91cd\u70b9\u8ba8\u8bba\u5982\u4f55\u9009\u62e9\u5408\u9002\u7684\u6570\u636e\u5e93\uff0c\u5e76\u8be6\u7ec6\u4ecb\u7ecd\u5176\u4f59\u6b65\u9aa4\u3002<\/p>\n<\/p>\n

\u9009\u62e9\u5408\u9002\u7684\u6570\u636e\u5e93\u662f\u6570\u636e\u6536\u96c6\u548c\u7ba1\u7406\u7684\u7b2c\u4e00\u6b65\uff0c\u53d6\u51b3\u4e8e\u4f60\u7684\u5177\u4f53\u9700\u6c42\u3002\u4f60\u9700\u8981\u8003\u8651\u6570\u636e\u7684\u7c7b\u578b\u3001\u89c4\u6a21\u3001\u67e5\u8be2\u6027\u80fd\u3001\u4e8b\u52a1\u5904\u7406\u80fd\u529b\u7b49\u56e0\u7d20\u3002\u5bf9\u4e8e\u5c0f\u89c4\u6a21\u6570\u636e\uff0cSQLite\u662f\u4e00\u4e2a\u4e0d\u9519\u7684\u9009\u62e9\uff1b\u5bf9\u4e8e\u4e2d\u7b49\u89c4\u6a21\u6570\u636e\uff0cMySQL\u548cPostgreSQL\u662f\u5e38\u89c1\u7684\u9009\u62e9\uff1b\u5bf9\u4e8e\u5927\u89c4\u6a21\u6570\u636e\u548c\u9ad8\u5e76\u53d1\u573a\u666f\uff0cMongoDB\u548cCassandra\u53ef\u80fd\u66f4\u9002\u5408\u3002<\/p>\n<\/p>\n

\u4e00\u3001\u9009\u62e9\u5408\u9002\u7684\u6570\u636e\u5e93<\/p>\n<\/p>\n

\u9009\u62e9\u5408\u9002\u7684\u6570\u636e\u5e93\u662f\u81f3\u5173\u91cd\u8981\u7684\uff0c\u8fd9\u4e0d\u4ec5\u51b3\u5b9a\u4e86\u5982\u4f55\u5b58\u50a8\u548c\u7ba1\u7406\u4f60\u7684\u6570\u636e\uff0c\u8fd8\u76f4\u63a5\u5f71\u54cd\u5230\u540e\u7eed\u7684\u5f00\u53d1\u548c\u7ef4\u62a4\u5de5\u4f5c\u3002\u4ee5\u4e0b\u662f\u51e0\u79cd\u5e38\u89c1\u6570\u636e\u5e93\u7684\u7279\u70b9\u53ca\u5176\u9002\u7528\u573a\u666f\uff1a<\/p>\n<\/p>\n

    \n
  1. \n

    SQLite<\/strong><\/p>\n<\/p>\n

      \n
    • \u7279\u70b9<\/strong>\uff1a\u8f7b\u91cf\u7ea7\u3001\u65e0\u9700\u670d\u52a1\u5668\u3001\u5d4c\u5165\u5f0f\u6570\u636e\u5e93\u3002<\/li>\n
    • \u9002\u7528\u573a\u666f<\/strong>\uff1a\u5c0f\u89c4\u6a21\u6570\u636e\u5b58\u50a8\u3001\u5355\u7528\u6237\u5e94\u7528\u3001\u6d4b\u8bd5\u73af\u5883\u3002<\/li>\n
    • \u4f18\u70b9<\/strong>\uff1a\u7b80\u5355\u6613\u7528\u3001\u96f6\u914d\u7f6e\u3001\u5feb\u901f\u3002<\/li>\n
    • \u7f3a\u70b9<\/strong>\uff1a\u4e0d\u9002\u5408\u9ad8\u5e76\u53d1\u3001\u5927\u89c4\u6a21\u6570\u636e\u573a\u666f\u3002<\/li>\n<\/ul>\n<\/li>\n
    • \n

      MySQL<\/strong><\/p>\n<\/p>\n

        \n
      • \u7279\u70b9<\/strong>\uff1a\u5f00\u6e90\u5173\u7cfb\u578b\u6570\u636e\u5e93\u3001\u5e7f\u6cdb\u5e94\u7528\u3002<\/li>\n
      • \u9002\u7528\u573a\u666f<\/strong>\uff1a\u4e2d\u5c0f\u578b\u4f01\u4e1a\u5e94\u7528\u3001Web\u5e94\u7528\u3001\u5185\u5bb9\u7ba1\u7406\u7cfb\u7edf\u3002<\/li>\n
      • \u4f18\u70b9<\/strong>\uff1a\u9ad8\u6027\u80fd\u3001\u7a33\u5b9a\u3001\u652f\u6301\u591a\u79cd\u5b58\u50a8\u5f15\u64ce\u3002<\/li>\n
      • \u7f3a\u70b9<\/strong>\uff1a\u590d\u6742\u914d\u7f6e\u3001\u5b66\u4e60\u6210\u672c\u8f83\u9ad8\u3002<\/li>\n<\/ul>\n<\/li>\n
      • \n

        PostgreSQL<\/strong><\/p>\n<\/p>\n

          \n
        • \u7279\u70b9<\/strong>\uff1a\u9ad8\u7ea7\u5f00\u6e90\u5173\u7cfb\u578b\u6570\u636e\u5e93\u3001\u652f\u6301\u590d\u6742\u67e5\u8be2\u3002<\/li>\n
        • \u9002\u7528\u573a\u666f<\/strong>\uff1a\u91d1\u878d\u3001\u79d1\u7814\u3001\u9ad8\u8981\u6c42\u6570\u636e\u5b8c\u6574\u6027\u7684\u5e94\u7528\u3002<\/li>\n
        • \u4f18\u70b9<\/strong>\uff1a\u5f3a\u5927\u7684\u529f\u80fd\u3001\u6570\u636e\u5b8c\u6574\u6027\u9ad8\u3001\u6269\u5c55\u6027\u597d\u3002<\/li>\n
        • \u7f3a\u70b9<\/strong>\uff1a\u6027\u80fd\u53ef\u80fd\u4e0d\u5982MySQL\u3001\u5b66\u4e60\u66f2\u7ebf\u8f83\u9661\u3002<\/li>\n<\/ul>\n<\/li>\n
        • \n

          MongoDB<\/strong><\/p>\n<\/p>\n

            \n
          • \u7279\u70b9<\/strong>\uff1aNoSQL\u6570\u636e\u5e93\u3001\u9762\u5411\u6587\u6863\u5b58\u50a8\u3002<\/li>\n
          • \u9002\u7528\u573a\u666f<\/strong>\uff1a\u5927\u89c4\u6a21\u6570\u636e\u3001\u5206\u5e03\u5f0f\u7cfb\u7edf\u3001\u5b9e\u65f6\u5206\u6790\u3002<\/li>\n
          • \u4f18\u70b9<\/strong>\uff1a\u9ad8\u6269\u5c55\u6027\u3001\u7075\u6d3b\u7684\u6570\u636e\u6a21\u578b\u3001\u67e5\u8be2\u901f\u5ea6\u5feb\u3002<\/li>\n
          • \u7f3a\u70b9<\/strong>\uff1a\u4e0d\u652f\u6301SQL\u3001\u4e8b\u52a1\u5904\u7406\u80fd\u529b\u8f83\u5f31\u3002<\/li>\n<\/ul>\n<\/li>\n
          • \n

            Cassandra<\/strong><\/p>\n<\/p>\n

              \n
            • \u7279\u70b9<\/strong>\uff1a\u5206\u5e03\u5f0fNoSQL\u6570\u636e\u5e93\u3001\u9ad8\u53ef\u7528\u6027\u3002<\/li>\n
            • \u9002\u7528\u573a\u666f<\/strong>\uff1a\u5927\u6570\u636e\u3001\u5206\u5e03\u5f0f\u7cfb\u7edf\u3001\u9700\u8981\u9ad8\u5199\u5165\u901f\u5ea6\u7684\u5e94\u7528\u3002<\/li>\n
            • \u4f18\u70b9<\/strong>\uff1a\u9ad8\u53ef\u7528\u6027\u3001\u7ebf\u6027\u6269\u5c55\u6027\u3001\u65e0\u5355\u70b9\u6545\u969c\u3002<\/li>\n
            • \u7f3a\u70b9<\/strong>\uff1a\u6570\u636e\u4e00\u81f4\u6027\u4fdd\u8bc1\u8f83\u5f31\u3001\u67e5\u8be2\u590d\u6742\u5ea6\u9ad8\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n

              \u4e8c\u3001\u5b89\u88c5\u76f8\u5e94\u7684\u5e93<\/p>\n<\/p>\n

              \u9009\u62e9\u5408\u9002\u7684\u6570\u636e\u5e93\u540e\uff0c\u4e0b\u4e00\u6b65\u662f\u5b89\u88c5\u76f8\u5e94\u7684Python\u5e93\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u7528\u6570\u636e\u5e93\u53ca\u5176\u5bf9\u5e94\u7684Python\u5e93\uff1a<\/p>\n<\/p>\n

                \n
              1. \n

                SQLite<\/strong>\uff1a\u5185\u7f6e\u4e8ePython\uff0c\u65e0\u9700\u989d\u5916\u5b89\u88c5\u3002<\/p>\n<\/p>\n<\/li>\n

              2. \n

                MySQL<\/strong>\uff1amysql-connector-python<\/code>\u6216PyMySQL<\/code>\u3002<\/p>\n<\/p>\n

                pip install mysql-connector-python<\/p>\n
                <\/code><\/pre>\n<\/p>\n
                \u6216<\/p>\n<\/p>\n
                pip install PyMySQL<\/p>\n
                <\/code><\/pre>\n<\/p>\n<\/li>\n
              3. \n
                PostgreSQL<\/strong>\uff1apsycopg2<\/code>\u3002<\/p>\n<\/p>\n
                pip install psycopg2<\/p>\n
                <\/code><\/pre>\n<\/p>\n<\/li>\n
              4. \n
                MongoDB<\/strong>\uff1apymongo<\/code>\u3002<\/p>\n<\/p>\n
                pip install pymongo<\/p>\n
                <\/code><\/pre>\n<\/p>\n<\/li>\n
              5. \n
                Cassandra<\/strong>\uff1acassandra-driver<\/code>\u3002<\/p>\n<\/p>\n
                pip install cassandra-driver<\/p>\n
                <\/code><\/pre>\n<\/p>\n<\/li>\n<\/ol>\n
                \u4e09\u3001\u8fde\u63a5\u6570\u636e\u5e93<\/p>\n<\/p>\n
                \u5b89\u88c5\u76f8\u5e94\u7684\u5e93\u540e\uff0c\u4e0b\u4e00\u6b65\u662f\u8fde\u63a5\u6570\u636e\u5e93\u3002\u4e0d\u540c\u7684\u6570\u636e\u5e93\u8fde\u63a5\u65b9\u6cd5\u7565\u6709\u4e0d\u540c\uff0c\u4e0b\u9762\u5206\u522b\u4ecb\u7ecd\uff1a<\/p>\n<\/p>\n
                  \n
                1. \n
                  \u8fde\u63a5SQLite\u6570\u636e\u5e93<\/strong><\/p>\n<\/p>\n
                  import sqlite3<\/p>\n
                  conn = sqlite3.connect('example.db')<\/p>\n
                  cursor = conn.cursor()<\/p>\n
                  <\/code><\/pre>\n<\/p>\n<\/li>\n
                2. \n
                  \u8fde\u63a5MySQL\u6570\u636e\u5e93<\/strong><\/p>\n<\/p>\n
                  import mysql.connector<\/p>\n
                  conn = mysql.connector.connect(<\/p>\n
                      host="localhost",<\/p>\n
                      user="yourusername",<\/p>\n
                      password="yourpassword",<\/p>\n
                      database="yourdatabase"<\/p>\n
                  )<\/p>\n
                  cursor = conn.cursor()<\/p>\n
                  <\/code><\/pre>\n<\/p>\n<\/li>\n
                3. \n
                  \u8fde\u63a5PostgreSQL\u6570\u636e\u5e93<\/strong><\/p>\n<\/p>\n
                  import psycopg2<\/p>\n
                  conn = psycopg2.connect(<\/p>\n
                      host="localhost",<\/p>\n
                      database="yourdatabase",<\/p>\n
                      user="yourusername",<\/p>\n
                      password="yourpassword"<\/p>\n
                  )<\/p>\n
                  cursor = conn.cursor()<\/p>\n
                  <\/code><\/pre>\n<\/p>\n<\/li>\n
                4. \n
                  \u8fde\u63a5MongoDB\u6570\u636e\u5e93<\/strong><\/p>\n<\/p>\n
                  from pymongo import MongoClient<\/p>\n
                  client = MongoClient('localhost', 27017)<\/p>\n
                  db = client['yourdatabase']<\/p>\n
                  collection = db['yourcollection']<\/p>\n
                  <\/code><\/pre>\n<\/p>\n<\/li>\n
                5. \n
                  \u8fde\u63a5Cassandra\u6570\u636e\u5e93<\/strong><\/p>\n<\/p>\n
                  from cassandra.cluster import Cluster<\/p>\n
                  cluster = Cluster(['localhost'])<\/p>\n
                  session = cluster.connect('yourkeyspace')<\/p>\n
                  <\/code><\/pre>\n<\/p>\n<\/li>\n<\/ol>\n
                  \u56db\u3001\u6267\u884cSQL\u8bed\u53e5<\/p>\n<\/p>\n
                  \u8fde\u63a5\u6570\u636e\u5e93\u540e\uff0c\u53ef\u4ee5\u6267\u884cSQL\u8bed\u53e5\u8fdb\u884c\u6570\u636e\u64cd\u4f5c\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u89c1\u7684SQL\u64cd\u4f5c\u793a\u4f8b\uff1a<\/p>\n<\/p>\n
                    \n
                  1. \n
                    \u521b\u5efa\u8868<\/strong><\/p>\n<\/p>\n
                    cursor.execute('''<\/p>\n
                        CREATE TABLE users (<\/p>\n
                            id INTEGER PRIMARY KEY,<\/p>\n
                            name TEXT,<\/p>\n
                            age INTEGER<\/p>\n
                        )<\/p>\n
                    ''')<\/p>\n
                    conn.commit()<\/p>\n
                    <\/code><\/pre>\n<\/p>\n<\/li>\n
                  2. \n
                    \u63d2\u5165\u6570\u636e<\/strong><\/p>\n<\/p>\n
                    cursor.execute('''<\/p>\n
                        INSERT INTO users (name, age) VALUES ('Alice', 30)<\/p>\n
                    ''')<\/p>\n
                    conn.commit()<\/p>\n
                    <\/code><\/pre>\n<\/p>\n<\/li>\n
                  3. \n
                    \u67e5\u8be2\u6570\u636e<\/strong><\/p>\n<\/p>\n
                    cursor.execute('SELECT * FROM users')<\/p>\n
                    rows = cursor.fetchall()<\/p>\n
                    for row in rows:<\/p>\n
                        print(row)<\/p>\n
                    <\/code><\/pre>\n<\/p>\n<\/li>\n
                  4. \n
                    \u66f4\u65b0\u6570\u636e<\/strong><\/p>\n<\/p>\n
                    cursor.execute('''<\/p>\n
                        UPDATE users SET age = 31 WHERE name = 'Alice'<\/p>\n
                    ''')<\/p>\n
                    conn.commit()<\/p>\n
                    <\/code><\/pre>\n<\/p>\n<\/li>\n
                  5. \n
                    \u5220\u9664\u6570\u636e<\/strong><\/p>\n<\/p>\n
                    cursor.execute('''<\/p>\n
                        DELETE FROM users WHERE name = 'Alice'<\/p>\n
                    ''')<\/p>\n
                    conn.commit()<\/p>\n
                    <\/code><\/pre>\n<\/p>\n<\/li>\n<\/ol>\n
                    \u5bf9\u4e8eMongoDB\u548cCassandra\uff0c\u64cd\u4f5c\u65b9\u5f0f\u7565\u6709\u4e0d\u540c\uff1a<\/p>\n<\/p>\n
                      \n
                    1. \n
                      MongoDB\u63d2\u5165\u6570\u636e<\/strong><\/p>\n<\/p>\n
                      collection.insert_one({'name': 'Alice', 'age': 30})<\/p>\n
                      <\/code><\/pre>\n<\/p>\n<\/li>\n
                    2. \n
                      MongoDB\u67e5\u8be2\u6570\u636e<\/strong><\/p>\n<\/p>\n
                      for user in collection.find():<\/p>\n
                          print(user)<\/p>\n
                      <\/code><\/pre>\n<\/p>\n<\/li>\n
                    3. \n
                      Cassandra\u63d2\u5165\u6570\u636e<\/strong><\/p>\n<\/p>\n
                      session.execute('''<\/p>\n
                          INSERT INTO users (id, name, age) VALUES (uuid(), 'Alice', 30)<\/p>\n
                      ''')<\/p>\n
                      <\/code><\/pre>\n<\/p>\n<\/li>\n
                    4. \n
                      Cassandra\u67e5\u8be2\u6570\u636e<\/strong><\/p>\n<\/p>\n
                      rows = session.execute('SELECT * FROM users')<\/p>\n
                      for row in rows:<\/p>\n
                          print(row)<\/p>\n
                      <\/code><\/pre>\n<\/p>\n<\/li>\n<\/ol>\n
                      \u4e94\u3001\u5904\u7406\u67e5\u8be2\u7ed3\u679c<\/p>\n<\/p>\n
                      \u6267\u884cSQL\u8bed\u53e5\u540e\uff0c\u9700\u8981\u5904\u7406\u67e5\u8be2\u7ed3\u679c\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5904\u7406\u67e5\u8be2\u7ed3\u679c\u7684\u793a\u4f8b\uff1a<\/p>\n<\/p>\n
                        \n
                      1. \n
                        \u83b7\u53d6\u5355\u884c\u6570\u636e<\/strong><\/p>\n<\/p>\n
                        cursor.execute('SELECT * FROM users WHERE name = "Alice"')<\/p>\n
                        row = cursor.fetchone()<\/p>\n
                        print(row)<\/p>\n
                        <\/code><\/pre>\n<\/p>\n<\/li>\n
                      2. \n
                        \u83b7\u53d6\u591a\u884c\u6570\u636e<\/strong><\/p>\n<\/p>\n
                        cursor.execute('SELECT * FROM users')<\/p>\n
                        rows = cursor.fetchall()<\/p>\n
                        for row in rows:<\/p>\n
                            print(row)<\/p>\n
                        <\/code><\/pre>\n<\/p>\n<\/li>\n
                      3. \n
                        \u4f7f\u7528\u6e38\u6807\u904d\u5386\u6570\u636e<\/strong><\/p>\n<\/p>\n
                        cursor.execute('SELECT * FROM users')<\/p>\n
                        for row in cursor:<\/p>\n
                            print(row)<\/p>\n
                        <\/code><\/pre>\n<\/p>\n<\/li>\n<\/ol>\n
                        \u5bf9\u4e8eMongoDB\u548cCassandra\uff0c\u5904\u7406\u67e5\u8be2\u7ed3\u679c\u7684\u65b9\u5f0f\u7565\u6709\u4e0d\u540c\uff1a<\/p>\n<\/p>\n
                          \n
                        1. \n
                          MongoDB\u83b7\u53d6\u5355\u6761\u6570\u636e<\/strong><\/p>\n<\/p>\n
                          user = collection.find_one({'name': 'Alice'})<\/p>\n
                          print(user)<\/p>\n
                          <\/code><\/pre>\n<\/p>\n<\/li>\n
                        2. \n
                          MongoDB\u83b7\u53d6\u591a\u6761\u6570\u636e<\/strong><\/p>\n<\/p>\n
                          for user in collection.find():<\/p>\n
                              print(user)<\/p>\n
                          <\/code><\/pre>\n<\/p>\n<\/li>\n
                        3. \n
                          Cassandra\u83b7\u53d6\u5355\u884c\u6570\u636e<\/strong><\/p>\n<\/p>\n
                          row = session.execute('SELECT * FROM users WHERE name = "Alice"').one()<\/p>\n
                          print(row)<\/p>\n
                          <\/code><\/pre>\n<\/p>\n<\/li>\n
                        4. \n
                          Cassandra\u83b7\u53d6\u591a\u884c\u6570\u636e<\/strong><\/p>\n<\/p>\n
                          rows = session.execute('SELECT * FROM users')<\/p>\n
                          for row in rows:<\/p>\n
                              print(row)<\/p>\n
                          <\/code><\/pre>\n<\/p>\n<\/li>\n<\/ol>\n
                          \u901a\u8fc7\u9009\u62e9\u5408\u9002\u7684\u6570\u636e\u5e93\u3001\u5b89\u88c5\u76f8\u5e94\u7684\u5e93\u3001\u8fde\u63a5\u6570\u636e\u5e93\u3001\u6267\u884cSQL\u8bed\u53e5\u548c\u5904\u7406\u67e5\u8be2\u7ed3\u679c\uff0cPython\u53ef\u4ee5\u65b9\u4fbf\u5730\u8fdb\u884c\u6570\u636e\u5e93\u6536\u96c6\u548c\u7ba1\u7406\u5de5\u4f5c\u3002\u6839\u636e\u5177\u4f53\u7684\u5e94\u7528\u573a\u666f\uff0c\u9009\u62e9\u5408\u9002\u7684\u6570\u636e\u5e93\u548c\u5e93\uff0c\u53ef\u4ee5\u5927\u5927\u63d0\u9ad8\u5f00\u53d1\u6548\u7387\u548c\u6570\u636e\u5904\u7406\u80fd\u529b\u3002<\/p>\n<\/p>\n
                          \u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
                           \u5982\u4f55\u5728Python\u4e2d\u8fde\u63a5\u5230\u6570\u636e\u5e93\uff1f<\/strong>
                          \u8981\u5728Python\u4e2d\u8fde\u63a5\u5230\u6570\u636e\u5e93\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u4e0d\u540c\u7684\u5e93\uff0c\u5177\u4f53\u53d6\u51b3\u4e8e\u6240\u7528\u7684\u6570\u636e\u5e93\u7c7b\u578b\u3002\u4f8b\u5982\uff0c\u5bf9\u4e8eMySQL\uff0c\u53ef\u4ee5\u4f7f\u7528mysql-connector-python<\/code>\u5e93\uff1b\u5bf9\u4e8ePostgreSQL\uff0c\u53ef\u4ee5\u4f7f\u7528psycopg2<\/code>\u5e93\u3002\u5b89\u88c5\u6240\u9700\u7684\u5e93\u540e\uff0c\u60a8\u53ef\u4ee5\u901a\u8fc7\u63d0\u4f9b\u6570\u636e\u5e93\u7684\u4e3b\u673a\u540d\u3001\u7528\u6237\u540d\u3001\u5bc6\u7801\u548c\u6570\u636e\u5e93\u540d\u79f0\u6765\u521b\u5efa\u8fde\u63a5\u3002\u4f8b\u5982\uff0c\u4f7f\u7528mysql-connector-python<\/code>\u65f6\uff0c\u60a8\u53ef\u4ee5\u8fd9\u6837\u505a\uff1a<\/p>\n
                          import mysql.connector\n\nconnection = mysql.connector.connect(\n    host='localhost',\n    user='your_username',\n    password='your_password',\n    database='your_database'\n)\n<\/code><\/pre>\n
                          \u786e\u4fdd\u5728\u8fde\u63a5\u540e\u5173\u95ed\u8fde\u63a5\uff0c\u4ee5\u91ca\u653e\u8d44\u6e90\u3002<\/p>\n
                          \u5728Python\u4e2d\u5982\u4f55\u6267\u884cSQL\u67e5\u8be2\uff1f<\/strong>
                          \u6267\u884cSQL\u67e5\u8be2\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528\u6570\u636e\u5e93\u8fde\u63a5\u5bf9\u8c61\u7684cursor<\/code>\u65b9\u6cd5\u3002\u521b\u5efa\u6e38\u6807\u540e\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528execute<\/code>\u65b9\u6cd5\u6267\u884cSQL\u8bed\u53e5\u3002\u4f8b\u5982\uff1a<\/p>\n
                          cursor = connection.cursor()\ncursor.execute("SELECT * FROM your_table")\nresults = cursor.fetchall()\nfor row in results:\n    print(row)\n<\/code><\/pre>\n
                          \u5728\u6267\u884c\u5b8c\u64cd\u4f5c\u540e\uff0c\u8bb0\u5f97\u5173\u95ed\u6e38\u6807\u548c\u8fde\u63a5\uff0c\u4ee5\u4fdd\u6301\u6570\u636e\u5e93\u7684\u826f\u597d\u72b6\u6001\u3002<\/p>\n
                          \u5982\u4f55\u5904\u7406Python\u4e2d\u7684\u6570\u636e\u5e93\u5f02\u5e38\uff1f<\/strong>
                          \u5728\u4e0e\u6570\u636e\u5e93\u4ea4\u4e92\u65f6\uff0c\u53ef\u80fd\u4f1a\u9047\u5230\u5404\u79cd\u5f02\u5e38\u60c5\u51b5\uff0c\u4f8b\u5982\u8fde\u63a5\u5931\u8d25\u6216\u67e5\u8be2\u8bed\u6cd5\u9519\u8bef\u3002\u4f7f\u7528try<\/code>\u548cexcept<\/code>\u8bed\u53e5\u53ef\u4ee5\u6709\u6548\u5730\u6355\u83b7\u8fd9\u4e9b\u5f02\u5e38\u5e76\u91c7\u53d6\u76f8\u5e94\u7684\u63aa\u65bd\u3002\u4f8b\u5982\uff1a<\/p>\n
                          try:\n    connection = mysql.connector.connect(...)\n    cursor = connection.cursor()\n    cursor.execute("SELECT * FROM your_table")\nexcept mysql.connector.Error as err:\n    print(f"Error: {err}")\nfinally:\n    if cursor:\n        cursor.close()\n    if connection:\n        connection.close()\n<\/code><\/pre>\n
                          \u8fd9\u79cd\u65b9\u5f0f\u786e\u4fdd\u65e0\u8bba\u53d1\u751f\u4f55\u79cd\u9519\u8bef\uff0c\u8d44\u6e90\u90fd\u80fd\u5f97\u5230\u59a5\u5584\u7ba1\u7406\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u5982\u4f55\u4f7f\u7528Python\u6536\u96c6\u6570\u636e\u5e93 \u4f7f\u7528Python\u6536\u96c6\u6570\u636e\u5e93\u7684\u6838\u5fc3\u89c2\u70b9\u5305\u62ec\uff1a\u9009\u62e9\u5408\u9002\u7684\u6570\u636e\u5e93\u3001\u5b89\u88c5\u76f8\u5e94\u7684\u5e93\u3001\u8fde\u63a5 […]","protected":false},"author":3,"featured_media":1042103,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[37],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1042091"}],"collection":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/comments?post=1042091"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1042091\/revisions"}],"predecessor-version":[{"id":1042105,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1042091\/revisions\/1042105"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/1042103"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=1042091"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=1042091"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=1042091"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}