{"id":1010512,"date":"2024-12-27T11:21:40","date_gmt":"2024-12-27T03:21:40","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/1010512.html"},"modified":"2024-12-27T11:21:43","modified_gmt":"2024-12-27T03:21:43","slug":"%e5%a6%82%e4%bd%95%e7%94%a8python%e8%bf%9e%e6%8e%a5sqlite","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/1010512.html","title":{"rendered":"\u5982\u4f55\u7528python\u8fde\u63a5SQLite"},"content":{"rendered":"

\"\u5982\u4f55\u7528python\u8fde\u63a5SQLite\"<\/p>\n

\u8981\u7528Python\u8fde\u63a5SQLite\uff0c\u9996\u5148\u9700\u8981\u786e\u4fdd\u5df2\u5b89\u88c5SQLite\u5e93\u3001\u4f7f\u7528sqlite3<\/code>\u6a21\u5757\u3001\u521b\u5efa\u6570\u636e\u5e93\u8fde\u63a5\u5bf9\u8c61\u3001\u4f7f\u7528\u6e38\u6807\u5bf9\u8c61\u6267\u884cSQL\u547d\u4ee4\u3001\u63d0\u4ea4\u66f4\u6539\u5e76\u5173\u95ed\u8fde\u63a5\u3002<\/strong>\u5176\u4e2d\uff0c\u4f7f\u7528sqlite3<\/code>\u6a21\u5757\u662f\u6700\u4e3a\u5173\u952e\u7684\u4e00\u6b65\uff0c\u56e0\u4e3a\u8be5\u6a21\u5757\u662fPython\u5185\u7f6e\u7684\uff0c\u65e0\u9700\u989d\u5916\u5b89\u88c5\u3002\u4f60\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u6b65\u9aa4\u8be6\u7ec6\u4e86\u89e3\u5982\u4f55\u5b9e\u73b0\u8fde\u63a5\u3002<\/p>\n<\/p>\n

\u4e00\u3001\u5b89\u88c5\u548c\u4f7f\u7528sqlite3<\/code>\u6a21\u5757<\/p>\n<\/p>\n

sqlite3<\/code>\u662fPython\u6807\u51c6\u5e93\u4e2d\u63d0\u4f9b\u7684\u4e00\u4e2a\u6a21\u5757\uff0c\u7528\u4e8e\u4e0eSQLite\u6570\u636e\u5e93\u8fdb\u884c\u4ea4\u4e92\u3002\u7531\u4e8e\u5b83\u662fPython\u5185\u7f6e\u7684\uff0c\u6240\u4ee5\u901a\u5e38\u4e0d\u9700\u8981\u5355\u72ec\u5b89\u88c5\u3002\u5982\u679c\u4f60\u4f7f\u7528\u7684\u662fPython 2.5\u6216\u66f4\u9ad8\u7248\u672c\uff0c\u5b83\u5df2\u7ecf\u5305\u542b\u5728\u5185\u3002\u4f60\u53ea\u9700\u5728\u4ee3\u7801\u4e2d\u5bfc\u5165\u8be5\u6a21\u5757\u5373\u53ef\u5f00\u59cb\u4f7f\u7528\u3002<\/p>\n<\/p>\n

import sqlite3<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e8c\u3001\u521b\u5efa\u6570\u636e\u5e93\u8fde\u63a5\u5bf9\u8c61<\/p>\n<\/p>\n
\u4f7f\u7528sqlite3.connect()<\/code>\u65b9\u6cd5\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u5230SQLite\u6570\u636e\u5e93\u7684\u8fde\u63a5\u5bf9\u8c61\u3002\u5982\u679c\u6307\u5b9a\u7684\u6570\u636e\u5e93\u6587\u4ef6\u4e0d\u5b58\u5728\uff0csqlite3<\/code>\u5c06\u81ea\u52a8\u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u6570\u636e\u5e93\u6587\u4ef6\u3002\u8fde\u63a5\u5bf9\u8c61\u7528\u4e8e\u4e0e\u6570\u636e\u5e93\u8fdb\u884c\u4ea4\u4e92\u3002<\/p>\n<\/p>\n
# \u521b\u5efa\u5230SQLite\u6570\u636e\u5e93\u7684\u8fde\u63a5<\/p>\n
conn = sqlite3.connect('example.db')<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e09\u3001\u4f7f\u7528\u6e38\u6807\u5bf9\u8c61\u6267\u884cSQL\u547d\u4ee4<\/p>\n<\/p>\n
\u4e00\u65e6\u521b\u5efa\u4e86\u8fde\u63a5\u5bf9\u8c61\uff0c\u5c31\u53ef\u4ee5\u4f7f\u7528\u8be5\u5bf9\u8c61\u7684cursor()<\/code>\u65b9\u6cd5\u521b\u5efa\u4e00\u4e2a\u6e38\u6807\u5bf9\u8c61\u3002\u6e38\u6807\u5bf9\u8c61\u7528\u4e8e\u6267\u884cSQL\u547d\u4ee4\u5e76\u4ece\u6570\u636e\u5e93\u4e2d\u83b7\u53d6\u7ed3\u679c\u3002<\/p>\n<\/p>\n
# \u521b\u5efa\u6e38\u6807\u5bf9\u8c61<\/p>\n
cursor = conn.cursor()<\/p>\n
\u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u8868<\/strong><\/h2>\n
cursor.execute('''CREATE TABLE IF NOT EXISTS users (id INTEGER PRIMARY KEY, name TEXT, age INTEGER)''')<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u56db\u3001\u63d0\u4ea4\u66f4\u6539<\/p>\n<\/p>\n
\u5728\u5bf9\u6570\u636e\u5e93\u8fdb\u884c\u66f4\u6539\uff08\u5982\u63d2\u5165\u3001\u66f4\u65b0\u6216\u5220\u9664\u6570\u636e\uff09\u540e\uff0c\u9700\u8981\u4f7f\u7528\u8fde\u63a5\u5bf9\u8c61\u7684commit()<\/code>\u65b9\u6cd5\u63d0\u4ea4\u66f4\u6539\u3002\u63d0\u4ea4\u540e\uff0c\u6240\u6709\u66f4\u6539\u5c06\u88ab\u6c38\u4e45\u4fdd\u5b58\u5728\u6570\u636e\u5e93\u4e2d\u3002<\/p>\n<\/p>\n
# \u63d2\u5165\u6570\u636e<\/p>\n
cursor.execute("INSERT INTO users (name, age) VALUES ('Alice', 30)")<\/p>\n
\u63d0\u4ea4\u66f4\u6539<\/strong><\/h2>\n
conn.commit()<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e94\u3001\u5173\u95ed\u8fde\u63a5<\/p>\n<\/p>\n
\u5b8c\u6210\u6240\u6709\u6570\u636e\u5e93\u64cd\u4f5c\u540e\uff0c\u52a1\u5fc5\u5173\u95ed\u8fde\u63a5\u4ee5\u91ca\u653e\u8d44\u6e90\u3002\u53ef\u4ee5\u4f7f\u7528\u8fde\u63a5\u5bf9\u8c61\u7684close()<\/code>\u65b9\u6cd5\u6765\u5b9e\u73b0\u3002<\/p>\n<\/p>\n
# \u5173\u95ed\u8fde\u63a5<\/p>\n
conn.close()<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u901a\u8fc7\u4e0a\u8ff0\u6b65\u9aa4\uff0c\u4f60\u53ef\u4ee5\u7528Python\u8fde\u63a5SQLite\u6570\u636e\u5e93\uff0c\u5e76\u8fdb\u884c\u57fa\u672c\u7684\u6570\u636e\u5e93\u64cd\u4f5c\u3002\u63a5\u4e0b\u6765\uff0c\u8ba9\u6211\u4eec\u6df1\u5165\u63a2\u8ba8\u6bcf\u4e2a\u6b65\u9aa4\u4e2d\u53ef\u80fd\u51fa\u73b0\u7684\u95ee\u9898\u53ca\u89e3\u51b3\u65b9\u6848\u3002<\/p>\n<\/p>\n
\u4e00\u3001\u8fde\u63a5\u6570\u636e\u5e93\u65f6\u53ef\u80fd\u51fa\u73b0\u7684\u9519\u8bef<\/p>\n<\/p>\n
\u5c3d\u7ba1sqlite3<\/code>\u6a21\u5757\u5728\u5927\u591a\u6570\u60c5\u51b5\u4e0b\u8868\u73b0\u826f\u597d\uff0c\u4f46\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u8fde\u63a5\u6570\u636e\u5e93\u65f6\u53ef\u80fd\u4f1a\u9047\u5230\u9519\u8bef\u3002\u8fd9\u4e9b\u9519\u8bef\u901a\u5e38\u4e0e\u8def\u5f84\u3001\u6743\u9650\u6216\u6587\u4ef6\u635f\u574f\u6709\u5173\u3002<\/p>\n<\/p>\n
    \n
  1. \u8def\u5f84\u9519\u8bef<\/strong><\/li>\n<\/ol>\n
    \u786e\u4fdd\u63d0\u4f9b\u7684\u6570\u636e\u5e93\u6587\u4ef6\u8def\u5f84\u662f\u6b63\u786e\u7684\u3002\u5982\u679c\u4f7f\u7528\u76f8\u5bf9\u8def\u5f84\uff0c\u8bf7\u786e\u4fdd\u5f53\u524d\u5de5\u4f5c\u76ee\u5f55\u662f\u6b63\u786e\u7684\u3002<\/p>\n<\/p>\n
    import os<\/p>\n
    \u68c0\u67e5\u5f53\u524d\u5de5\u4f5c\u76ee\u5f55<\/strong><\/h2>\n
    print(os.getcwd())<\/p>\n
    <\/code><\/pre>\n<\/p>\n
      \n
    1. \u6743\u9650\u95ee\u9898<\/strong><\/li>\n<\/ol>\n
      \u5728\u67d0\u4e9b\u64cd\u4f5c\u7cfb\u7edf\u4e0a\uff0c\u53ef\u80fd\u9700\u8981\u786e\u4fdd\u5bf9\u6570\u636e\u5e93\u6587\u4ef6\u548c\u6240\u5728\u76ee\u5f55\u5177\u6709\u9002\u5f53\u7684\u6743\u9650\u3002<\/p>\n<\/p>\n
        \n
      1. \u6587\u4ef6\u635f\u574f<\/strong><\/li>\n<\/ol>\n
        \u5982\u679c\u6570\u636e\u5e93\u6587\u4ef6\u635f\u574f\uff0c\u53ef\u80fd\u5bfc\u81f4\u65e0\u6cd5\u8fde\u63a5\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u53ef\u4ee5\u5c1d\u8bd5\u6062\u590d\u6570\u636e\u5e93\u6216\u4f7f\u7528\u5907\u4efd\u6587\u4ef6\u3002<\/p>\n<\/p>\n
        \u4e8c\u3001SQL\u8bed\u53e5\u6267\u884c\u4e2d\u7684\u5e38\u89c1\u95ee\u9898<\/p>\n<\/p>\n
        \u5728\u6267\u884cSQL\u8bed\u53e5\u65f6\uff0c\u53ef\u80fd\u4f1a\u9047\u5230\u8bed\u6cd5\u9519\u8bef\u6216\u903b\u8f91\u9519\u8bef\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u89c1\u95ee\u9898\u53ca\u5176\u89e3\u51b3\u65b9\u6848\uff1a<\/p>\n<\/p>\n
          \n
        1. \u8bed\u6cd5\u9519\u8bef<\/strong><\/li>\n<\/ol>\n
          \u786e\u4fddSQL\u8bed\u53e5\u8bed\u6cd5\u6b63\u786e\uff0c\u5c24\u5176\u662f\u5728\u4f7f\u7528\u591a\u884c\u5b57\u7b26\u4e32\u65f6\u3002<\/p>\n<\/p>\n
          # \u6ce8\u610fSQL\u8bed\u53e5\u7684\u6b63\u786e\u62fc\u5199\u548c\u7ed3\u6784<\/p>\n
          sql = '''<\/p>\n
          CREATE TABLE IF NOT EXISTS users (<\/p>\n
              id INTEGER PRIMARY KEY,<\/p>\n
              name TEXT,<\/p>\n
              age INTEGER<\/p>\n
          )<\/p>\n
          '''<\/p>\n
          cursor.execute(sql)<\/p>\n
          <\/code><\/pre>\n<\/p>\n
            \n
          1. \u903b\u8f91\u9519\u8bef<\/strong><\/li>\n<\/ol>\n
            \u786e\u4fddSQL\u8bed\u53e5\u7684\u903b\u8f91\u7b26\u5408\u9884\u671f\u3002\u4f8b\u5982\uff0c\u5728\u63d2\u5165\u6570\u636e\u65f6\uff0c\u786e\u4fdd\u5b57\u6bb5\u540d\u548c\u503c\u7684\u6570\u91cf\u4e00\u81f4\u3002<\/p>\n<\/p>\n
            # \u786e\u4fdd\u63d2\u5165\u7684\u6570\u636e\u4e0e\u8868\u7ed3\u6784\u5339\u914d<\/p>\n
            cursor.execute("INSERT INTO users (name, age) VALUES (?, ?)", ('Bob', 25))<\/p>\n
            <\/code><\/pre>\n<\/p>\n
            \u4e09\u3001\u6570\u636e\u64cd\u4f5c\u4e0e\u4e8b\u52a1\u5904\u7406<\/p>\n<\/p>\n
            \u5728\u8fdb\u884c\u6570\u636e\u64cd\u4f5c\u65f6\uff0c\u4f7f\u7528\u4e8b\u52a1\u53ef\u4ee5\u786e\u4fdd\u6570\u636e\u4e00\u81f4\u6027\u3002\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0csqlite3<\/code>\u5728\u6bcf\u4e2aSQL\u8bed\u53e5\u4e4b\u540e\u81ea\u52a8\u63d0\u4ea4\u66f4\u6539\u3002\u53ef\u4ee5\u901a\u8fc7\u8bbe\u7f6eisolation_level<\/code>\u53c2\u6570\u6765\u7981\u7528\u81ea\u52a8\u63d0\u4ea4\uff0c\u624b\u52a8\u7ba1\u7406\u4e8b\u52a1\u3002<\/p>\n<\/p>\n
            # \u7981\u7528\u81ea\u52a8\u63d0\u4ea4<\/p>\n
            conn = sqlite3.connect('example.db', isolation_level=None)<\/p>\n
            \u5f00\u59cb\u4e8b\u52a1<\/strong><\/h2>\n
            conn.execute('BEGIN')<\/p>\n
            try:<\/p>\n
                # \u6267\u884c\u591a\u4e2aSQL\u8bed\u53e5<\/p>\n
                cursor.execute("INSERT INTO users (name, age) VALUES ('Charlie', 28)")<\/p>\n
                cursor.execute("INSERT INTO users (name, age) VALUES ('Dave', 23)")<\/p>\n
                # \u63d0\u4ea4\u4e8b\u52a1<\/p>\n
                conn.commit()<\/p>\n
            except sqlite3.Error as e:<\/p>\n
                # \u56de\u6eda\u4e8b\u52a1<\/p>\n
                conn.rollback()<\/p>\n
                print("An error occurred:", e)<\/p>\n
            <\/code><\/pre>\n<\/p>\n
            \u56db\u3001\u6027\u80fd\u4f18\u5316<\/p>\n<\/p>\n
            \u968f\u7740\u6570\u636e\u5e93\u7684\u589e\u957f\uff0c\u67e5\u8be2\u6027\u80fd\u53ef\u80fd\u4f1a\u4e0b\u964d\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u4f18\u5316\u5efa\u8bae\uff1a<\/p>\n<\/p>\n
              \n
            1. \u4f7f\u7528\u7d22\u5f15<\/strong><\/li>\n<\/ol>\n
              \u5728\u9891\u7e41\u8fdb\u884c\u67e5\u8be2\u7684\u5217\u4e0a\u521b\u5efa\u7d22\u5f15\u53ef\u4ee5\u663e\u8457\u63d0\u9ad8\u6027\u80fd\u3002<\/p>\n<\/p>\n
              # \u521b\u5efa\u7d22\u5f15<\/p>\n
              cursor.execute("CREATE INDEX IF NOT EXISTS idx_users_name ON users (name)")<\/p>\n
              <\/code><\/pre>\n<\/p>\n
                \n
              1. \u6279\u91cf\u63d2\u5165<\/strong><\/li>\n<\/ol>\n
                \u5728\u63d2\u5165\u5927\u91cf\u6570\u636e\u65f6\uff0c\u4f7f\u7528\u6279\u91cf\u63d2\u5165\u53ef\u4ee5\u63d0\u9ad8\u6027\u80fd\u3002<\/p>\n<\/p>\n
                # \u6279\u91cf\u63d2\u5165<\/p>\n
                users = [('Eve', 31), ('Frank', 29), ('Grace', 35)]<\/p>\n
                cursor.executemany("INSERT INTO users (name, age) VALUES (?, ?)", users)<\/p>\n
                <\/code><\/pre>\n<\/p>\n
                  \n
                1. \u4f18\u5316\u67e5\u8be2<\/strong><\/li>\n<\/ol>\n
                  \u4f7f\u7528EXPLAI<\/a>N\u547d\u4ee4\u5206\u6790\u67e5\u8be2\u6027\u80fd\uff0c\u5e76\u8c03\u6574\u7d22\u5f15\u548c\u67e5\u8be2\u7ed3\u6784\u3002<\/p>\n<\/p>\n
                  # \u5206\u6790\u67e5\u8be2<\/p>\n
                  cursor.execute("EXPLAIN QUERY PLAN SELECT * FROM users WHERE age > 25")<\/p>\n
                  for row in cursor.fetchall():<\/p>\n
                      print(row)<\/p>\n
                  <\/code><\/pre>\n<\/p>\n
                  \u4e94\u3001\u9519\u8bef\u5904\u7406<\/p>\n<\/p>\n
                  \u5728\u64cd\u4f5c\u6570\u636e\u5e93\u65f6\uff0c\u59cb\u7ec8\u5e94\u5904\u7406\u53ef\u80fd\u53d1\u751f\u7684\u9519\u8bef\u3002sqlite3<\/code>\u6a21\u5757\u63d0\u4f9b\u4e86\u591a\u79cd\u5f02\u5e38\u7c7b\uff0c\u53ef\u7528\u4e8e\u6355\u83b7\u548c\u5904\u7406\u4e0d\u540c\u7c7b\u578b\u7684\u9519\u8bef\u3002<\/p>\n<\/p>\n
                  try:<\/p>\n
                      # \u6267\u884cSQL\u8bed\u53e5<\/p>\n
                      cursor.execute("SELECT * FROM non_existing_table")<\/p>\n
                  except sqlite3.OperationalError as e:<\/p>\n
                      print("OperationalError:", e)<\/p>\n
                  except sqlite3.IntegrityError as e:<\/p>\n
                      print("IntegrityError:", e)<\/p>\n
                  <\/code><\/pre>\n<\/p>\n
                  \u516d\u3001\u8fde\u63a5\u6c60\u7684\u4f7f\u7528<\/p>\n<\/p>\n
                  \u5728\u5927\u578b\u5e94\u7528\u7a0b\u5e8f\u4e2d\uff0c\u9891\u7e41\u521b\u5efa\u548c\u9500\u6bc1\u6570\u636e\u5e93\u8fde\u63a5\u53ef\u80fd\u4f1a\u5f71\u54cd\u6027\u80fd\u3002\u4f7f\u7528\u8fde\u63a5\u6c60\u53ef\u4ee5\u63d0\u9ad8\u6548\u7387\u3002<\/p>\n<\/p>\n
                  \u867d\u7136sqlite3<\/code>\u6a21\u5757\u672c\u8eab\u4e0d\u63d0\u4f9b\u8fde\u63a5\u6c60\u529f\u80fd\uff0c\u4f46\u53ef\u4ee5\u4f7f\u7528\u7b2c\u4e09\u65b9\u5e93\uff08\u5982sqlalchemy<\/code>\uff09\u5b9e\u73b0\u3002<\/p>\n<\/p>\n
                  from sqlalchemy import create_engine<\/p>\n
                  \u521b\u5efa\u5f15\u64ce\u548c\u8fde\u63a5\u6c60<\/strong><\/h2>\n
                  engine = create_engine('sqlite:\/\/\/example.db', pool_size=5)<\/p>\n
                  \u83b7\u53d6\u8fde\u63a5<\/strong><\/h2>\n
                  with engine.connect() as connection:<\/p>\n
                      result = connection.execute("SELECT * FROM users")<\/p>\n
                      for row in result:<\/p>\n
                          print(row)<\/p>\n
                  <\/code><\/pre>\n<\/p>\n
                  \u901a\u8fc7\u8fd9\u4e9b\u6b65\u9aa4\u548c\u6280\u5de7\uff0c\u4f60\u53ef\u4ee5\u9ad8\u6548\u3001\u53ef\u9760\u5730\u7528Python\u8fde\u63a5SQLite\u6570\u636e\u5e93\uff0c\u5e76\u6267\u884c\u5404\u79cd\u6570\u636e\u64cd\u4f5c\u3002\u65e0\u8bba\u662f\u7b80\u5355\u7684\u811a\u672c\u8fd8\u662f\u590d\u6742\u7684\u5e94\u7528\u7a0b\u5e8f\uff0c\u7406\u89e3\u548c\u5e94\u7528\u8fd9\u4e9b\u6982\u5ff5\u90fd\u5c06\u5e2e\u52a9\u4f60\u66f4\u597d\u5730\u7ba1\u7406\u548c\u4f7f\u7528\u6570\u636e\u5e93\u3002<\/p>\n<\/p>\n
                  \u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
                   \u5982\u4f55\u5728Python\u4e2d\u5b89\u88c5SQLite\u5e93\uff1f<\/strong>
                  \u5728Python\u4e2d\u4f7f\u7528SQLite\u901a\u5e38\u4e0d\u9700\u8981\u989d\u5916\u5b89\u88c5\uff0c\u56e0\u4e3aSQLite\u6a21\u5757\u662fPython\u6807\u51c6\u5e93\u7684\u4e00\u90e8\u5206\u3002\u53ea\u9700\u786e\u4fdd\u60a8\u5b89\u88c5\u7684Python\u7248\u672c\u662f3.x\u6216\u66f4\u9ad8\uff0c\u60a8\u5c31\u53ef\u4ee5\u76f4\u63a5\u5bfc\u5165sqlite3<\/code>\u6a21\u5757\u5e76\u5f00\u59cb\u4f7f\u7528\u3002<\/p>\n
                  \u4f7f\u7528Python\u8fde\u63a5SQLite\u65f6\u9700\u8981\u6ce8\u610f\u54ea\u4e9b\u4e8b\u9879\uff1f<\/strong>
                  \u5728\u8fde\u63a5SQLite\u6570\u636e\u5e93\u65f6\uff0c\u786e\u4fdd\u6570\u636e\u5e93\u6587\u4ef6\u8def\u5f84\u6b63\u786e\u3002\u5982\u679c\u6570\u636e\u5e93\u6587\u4ef6\u4e0d\u5b58\u5728\uff0cSQLite\u4f1a\u81ea\u52a8\u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u6570\u636e\u5e93\u3002\u6b64\u5916\uff0c\u8003\u8651\u5728\u8fde\u63a5\u65f6\u4f7f\u7528with<\/code>\u8bed\u53e5\uff0c\u8fd9\u6837\u53ef\u4ee5\u786e\u4fdd\u5728\u64cd\u4f5c\u5b8c\u6210\u540e\u81ea\u52a8\u5173\u95ed\u8fde\u63a5\uff0c\u4ece\u800c\u907f\u514d\u8d44\u6e90\u6cc4\u9732\u3002<\/p>\n
                  \u5982\u4f55\u5728Python\u4e2d\u6267\u884cSQLite\u67e5\u8be2\u5e76\u83b7\u53d6\u7ed3\u679c\uff1f<\/strong>
                  \u4f7f\u7528cursor<\/code>\u5bf9\u8c61\u53ef\u4ee5\u6267\u884cSQL\u67e5\u8be2\u5e76\u83b7\u53d6\u7ed3\u679c\u3002\u901a\u8fc7\u8c03\u7528cursor.execute()<\/code>\u65b9\u6cd5\u4f20\u5165SQL\u8bed\u53e5\uff0c\u7136\u540e\u4f7f\u7528cursor.fetchall()<\/code>\u6216cursor.fetchone()<\/code>\u6765\u83b7\u53d6\u67e5\u8be2\u7ed3\u679c\u3002\u8bb0\u5f97\u5728\u64cd\u4f5c\u5b8c\u6210\u540e\u8c03\u7528cursor.close()<\/code>\u4ee5\u91ca\u653e\u8d44\u6e90\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u8981\u7528Python\u8fde\u63a5SQLite\uff0c\u9996\u5148\u9700\u8981\u786e\u4fdd\u5df2\u5b89\u88c5SQLite\u5e93\u3001\u4f7f\u7528sqlite3\u6a21\u5757\u3001\u521b\u5efa\u6570\u636e\u5e93\u8fde\u63a5\u5bf9\u8c61 […]","protected":false},"author":3,"featured_media":1010516,"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\/1010512"}],"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=1010512"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1010512\/revisions"}],"predecessor-version":[{"id":1010518,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1010512\/revisions\/1010518"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/1010516"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=1010512"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=1010512"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=1010512"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}