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68 lines
2.1 KiB
68 lines
2.1 KiB
import pymysql.cursors
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class MySQLHelper:
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# 配置
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user = 'root'
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password = 'DsideaL147258369'
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host = '10.10.14.230'
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port = 22066
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db = 'huanghai'
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def __init__(self, host=host, port=port, db=db, user=user, password=password, charset="utf8"):
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self.host = host
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self.user = user
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self.port = port
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self.password = password
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self.charset = charset
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self.db = db
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try:
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self.conn = pymysql.connect(host=self.host, port=self.port, user=self.user, passwd=self.password,
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db=self.db, charset=self.charset, cursorclass=pymysql.cursors.DictCursor)
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self.cursor = self.conn.cursor()
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# 设置执行时间为8小时
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sql = "set session wait_timeout=288000"
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self.cursor.execute(sql)
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sql = "set session interactive_timeout=288000"
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self.cursor.execute(sql)
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except Exception as e:
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print('MySql Error : %d %s' % (e.args[0], e.args[1]))
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def query(self, sql: object) -> object:
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try:
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self.cursor.execute(sql)
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result = self.cursor.fetchall()
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return result
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except Exception as e:
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print('MySql Error: %s SQL: %s' % (e, sql))
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def execute(self, sql):
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try:
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self.cursor.execute(sql)
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self.conn.commit()
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# 获取更新了多少条数据
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return self.cursor.rowcount
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except Exception as e:
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print('MySql Error: %s SQL: %s' % (e, sql))
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def executeWithPara(self, sql, params):
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try:
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self.cursor.execute(sql, params)
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self.conn.commit()
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except Exception as e:
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print('MySql Error: %s SQL: %s' % (e, sql))
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def executemany(self, sql, data):
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try:
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self.cursor.executemany(sql, data)
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self.conn.commit()
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except Exception as e:
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print('MySql Error: %s SQL: %s' % (e, sql))
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def close(self):
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self.cursor.close()
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self.conn.close()
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