如何在不使用Python的mysqldump的情况下转储MySQL数据库

Sam*_*lor 7 python mysql

如何在不使用mysqldump的情况下转储MySQL数据库,只需使用Python包括表结构?

Sam*_*lor 14

我已经解决了这个问题.

import MySQLdb
import os
import datetime

con = MySQLdb.connect(host='localhost', user='root', passwd='password', db='test')
cur = con.cursor()

cur.execute("SHOW TABLES")
data = ""
tables = []
for table in cur.fetchall():
    tables.append(table[0])

for table in tables:
    data += "DROP TABLE IF EXISTS `" + str(table) + "`;"

    cur.execute("SHOW CREATE TABLE `" + str(table) + "`;")
    data += "\n" + str(cur.fetchone()[1]) + ";\n\n"

    cur.execute("SELECT * FROM `" + str(table) + "`;")
    for row in cur.fetchall():
        data += "INSERT INTO `" + str(table) + "` VALUES("
        first = True
        for field in row:
            if not first:
                data += ', '
            data += '"' + str(field) + '"'
            first = False


        data += ");\n"
    data += "\n\n"

now = datetime.datetime.now()
filename = str(os.getenv("HOME")) + "/backup_" + now.strftime("%Y-%m-%d_%H:%M") + ".sql"

FILE = open(filename,"w")
FILE.writelines(data)
FILE.close()
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似乎从一点测试中运作良好.

  • 补充一点:您可以通过直接写入文件而不是附加到 `data` 变量来节省一些系统内存。例如:`FILE.write("删除表...` (3认同)