无法在python中获取MSSQL存储过程的结果输出表
我的python代码基于:无法在python中获取MSSQL存储过程的结果输出表,python,sql,sql-server,csv,pymssql,Python,Sql,Sql Server,Csv,Pymssql,我的python代码基于: 在Python中导入CSV文件 连接到SQL Server数据库 python-insert语句中的查询1,该语句从csv文件中插入表1中的值 python中的查询2-执行存储过程1,它是一个“select语句” python中的查询3-执行存储过程2,它是“表1的更新语句” python中的查询4-执行存储过程3,这是一个“select语句,该语句在表1上有多个表连接,并生成一个包含8列的结果” 将结果导出到新的csv文件 整个python代码执行成功,但生成了一个
我的示例代码:
import pyodbc
import pandas as pd
import csv
cnxn_1 = pyodbc.connect()
with open("""csv path""") as csv1:
reader = csv.reader(csv)
cursor_1 = cnxn_1.cursor()
cursor_1.execute("""INSERT INTO TABLE1""")
cursor_1.commit()
cnxn_1.close()
cnxn_2 = pyodbc.connect()
cursor_2 = cnxn_2.cursor()
cursor_2.execute("""exec stored_proc_select_statement @parameter""")
result_1 = cursor_2.fetchall()
print (result_1)
cnxn_2.close()
cnxn_3 = pyodbc.connect()
cursor_3 = cnxn_3.cursor()
cursor_3.execute("""exec stored_proc_update_statement @parameter""")
cursor_3.commit()
cnxn_3.close()
cnxn_4 = pyodbc.connect()
cursor_4 = cnxn_4.cursor()
cursor_4.execute("""exec stored_proc_final_select_statement @parameter""")
cursor_4.commit()
cnxn_4.close()
result_2 = cursor_4.fetchall()
print (result_1)
columns = [column[0] for column in cursor_4.description]
df = pd.DataFrame.from_records(result_2, columns=columns)
print(df)
df.to_csv("""new csv path""")
cnxn_4.close()
您过早地关闭了连接4:
cnxn_4 = pyodbc.connect()
cursor_4 = cnxn_4.cursor()
cursor_4.execute("""exec stored_proc_final_select_statement @parameter""")
cursor_4.commit()
# **cnxn_4.close()** ## Comment this out, or remove it.
result_2 = cursor_4.fetchall()
print (result_1)
columns = [column[0] for column in cursor_4.description]
df = pd.DataFrame.from_records(result_2, columns=columns)
print(df)
df.to_csv("""new csv path""")
cnxn_4.close()
您过早地关闭了连接4:
cnxn_4 = pyodbc.connect()
cursor_4 = cnxn_4.cursor()
cursor_4.execute("""exec stored_proc_final_select_statement @parameter""")
cursor_4.commit()
# **cnxn_4.close()** ## Comment this out, or remove it.
result_2 = cursor_4.fetchall()
print (result_1)
columns = [column[0] for column in cursor_4.description]
df = pd.DataFrame.from_records(result_2, columns=columns)
print(df)
df.to_csv("""new csv path""")
cnxn_4.close()