Python实现读取SQLServer数据并插入到MongoDB数据库的方法示例
2018-06-09 12:56
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本文实例讲述了Python实现读取SQLServer数据并插入到MongoDB数据库的方法。分享给大家供大家参考，具体如下：
# -*- coding: utf-8 -*-
import pyodbc
import os
import csv
import pymongo
from pymongo import ASCENDING, DESCENDING
from pymongo import MongoClient
import binascii
'''连接mongoDB数据库'''
client = MongoClient('10.20.4.79', 27017)
#client = MongoClient('10.20.66.106', 27017)
db_name = 'SoftADoutput'
db = client[db_name]
'''连接SqlServer数据库'''
connStr = 'DRIVER={SQL Server Native Client 11.0};SERVER=DESKTOP-44P34L6;DATABASE=Softput;UID=sa;PWD=sa'
conn = pyodbc.connect(connStr)
cursor = conn.cursor()
#########################################Channel_CovCode数据插入##########################
'''从SQLServer数据库读取Channel_CovCode数据写入到mongodb数据库中Channel_CovCode集合中'''
def InsertChannel_CovCode(cursor):
cursor.execute("select dm, ms from channel_CovCode")
rows = cursor.fetchall()
i = 1
for row in rows:#gb18030
db.channel_CovCode.insert({'_id':i,'dm':row.dm,'ms':row.ms.decode('gbk').encode('utf-8')})
i = i + 1
InsertChannel_CovCode(cursor)
#############################################################################################
#########################################channel_ModeCode数据插入#############################
'''从SQLServer数据库读取channel_ModeCode数据写入到mongodb数据库中channel_ModeCode集合中'''
def InsertChannel_ModeCode(cursor):
cursor.execute("select dm, ms from channel_ModeCode")
rows = cursor.fetchall()
i = 1
for row in rows:#gb18030
db.channel_ModeCode.insert({'_id':i,'dm':row.dm,'ms':row.ms.decode('gbk').encode('utf-8')})
i = i + 1
InsertChannel_ModeCode(cursor)
#############################################################################################
#########################################citynumb数据插入########################
'''从SQLServer数据库读取citynumb数据写入到mongodb数据库中citynumb集合中'''
def InsertCitynumb(cursor):
cursor.execute("select t.XZQMC,t.SMC,t.CSMC,t.SSQYDM,t.CITY_E,t.AREA_E,t.PROV_E from citynumb t")
rows = cursor.fetchall()
i = 1
for row in rows:
xzqmc = row.XZQMC
if xzqmc != None:
xzqmc = xzqmc.decode('gbk').encode('utf-8')
smc = row.SMC
if smc != None:
smc = smc.decode('gbk').encode('utf-8')
csmc = row.CSMC
if csmc != None:
csmc = csmc.decode('gbk').encode('utf-8')
db.citynumb.insert({'_id':i,'XZQMC':xzqmc,'SMC':smc,'CSMC':csmc,'SSQYDM':row.SSQYDM,'CITY_E':row.CITY_E,'AREA_E':row.AREA_E,'PROV_E':row.PROV_E})
i = i + 1
InsertCitynumb(cursor)
##################################################################################################################
#########################################channel数据插入############################
'''从SQLServer数据库读取channel数据写入到mongodb数据库中channel集合中'''
def InsertChannel(cursor):
cursor.execute("select pdcmc,pdemc,pdemcj,pdbm1,ssqydm,cov,sdate,mode,startTime,endTime,memo,pdtype,sflag,edate,corporation from channel")
rows = cursor.fetchall()
i = 1
for r in rows:
pdcmc = r.pdcmc
if pdcmc != None:
pdcmc = pdcmc.decode('gbk').encode('utf-8')
memo = r.memo
if memo != None:
memo = memo.decode('gbk').encode('utf-8')
corporation = r.corporation
if corporation != None:
corporation = corporation.decode('gbk').encode('utf-8')
db.channel.insert({'_id':i,'pdcmc':pdcmc,'pdemc':r.pdemc,'pdemcj':r.pdemcj,'pdbm1':r.pdbm1,'ssqydm':r.ssqydm,'cov':r.cov,'sdate':r.sdate,'mode':r.mode,'startTime':r.startTime,'endTime':r.endTime,'memo':memo,'pdtype':r.pdtype,'sflag':r.sflag,'edate':r.edate,'corporation':corporation})
i = i + 1
InsertChannel(cursor)
#############################################################################################
#########################################CPBZK数据插入############################
'''从SQLServer数据库读取CPBZK数据写入到mongodb数据库中CPBZK集合中'''
def InsertCPBZK(cursor):
cursor.execute("select ZTC,EZTC,ZTC_CODE,LBDM,B_CODE,QY_CODE,IChange,cla from CPBZK")
rows = cursor.fetchall()
i = 1
for r in rows:#gb18030
ztc = r.ZTC
if ztc != None:
ztc = ztc.decode('gbk').encode('utf-8')
db.CPBZK.insert({'_id':i,'ZTC':ztc,'EZTC':r.EZTC,'ZTC_CODE':r.ZTC_CODE,'LBDM':r.LBDM,'B_CODE':r.B_CODE,'QY_CODE':r.QY_CODE,'IChange':r.IChange,'cla':r.cla})
i = i + 1
InsertCPBZK(cursor)
#############################################################################################
#########################################TVPGMCLASS数据插入##########################
'''从SQLServer数据库读取TVPGMCLASS数据写入到mongodb数据库中TVPGMCLASS集合中'''
def InsertTVPGMCLASS(cursor):
cursor.execute("select ClassChDesc,ClassEnDesc,ClassCode,ParentCode,SortNo from TVPGMCLASS")
rows = cursor.fetchall()
i = 1
for r in rows:#gb18030
classChDesc = r.ClassChDesc
if classChDesc != None:
classChDesc = classChDesc.decode('gbk').encode('utf-8')
db.TVPGMCLASS.insert({'_id':i,'ClassChDesc':classChDesc,'ClassEnDesc':r.ClassEnDesc,'ClassCode':r.ClassCode,
'ParentCode':r.ParentCode,'SortNo':r.SortNo})
i = i + 1
InsertTVPGMCLASS(cursor)
#############################################################################################
#########################################GGBZK_DESCRIPTION数据插入###########################
'''从SQLServer数据库读取GGBZK_DESCRIPTION数据写入到mongodb数据库中GGBZK_DESCRIPTION集合中'''
def InsertGGBZK_DESCRIPTION(cursor):
cursor.execute("select V_code,des_named,des_main,des_background,des_scene,des_words,ModifyFlag,UpdateDate from GGBZK_DESCRIPTION")
rows = cursor.fetchall()
i = 1
for r in rows:#gb18030
name = r.des_named
if name != None:
name = name.decode('gbk').encode('utf-8')
desmain = r.des_main
if desmain != None:
desmain = desmain.decode('gbk').encode('utf-8')
background = r.des_background
if background != None:
background = background.decode('gbk').encode('utf-8')
scene = r.des_scene
if scene != None:
scene = scene.decode('gbk').encode('utf-8')
words = r.des_words
if words != None:
words = words.decode('gbk').encode('utf-8')
db.GGBZK_DESCRIPTION.insert({'_id':i,'V_code':r.V_code,'des_named':name,'des_main':desmain,'des_background':background,
'des_scene':scene,'des_words':words,'ModifyFlag':r.ModifyFlag,'UpdateDate':r.UpdateDate})
i = i + 1
InsertGGBZK_DESCRIPTION(cursor)
#########################################Z201607_027数据插入##########################
'''从SQLServer数据库读取Z201607_027数据写入到mongodb数据库中Z201607_027集合中'''
def InsertZ201607_027(cursor):
strSql = "select PD,RQ,SHIJIAN,ENDSHIJIAN,LBDM,ZTC_CODE,V_CODE,B_CODE,QY_CODE,QUANLITY,SPECIAL,LANGUAGE,LENGTH,SLENGTH,QJM1,QJM2,QGG,HJM1,HJM2,HGG,DUAN,OSHIJIAN,JG,SORTNO,LURU,ZFILE,COST,ROWTS,COST1,COST2,COST3 from Z201607_027"
cursor.execute(strSql)
rows = cursor.fetchall()
i = 1
for r in rows:#gb18030
cost = float(r.COST) #COST money类型
cost1 = float(r.COST1)
cost2 = float(r.COST2)
cost3 = float(r.COST3)
#先把时间戳转为字符串，然后再转为十进制数
rowts = int(str(binascii.b2a_hex(r.ROWTS)),16)
luru = r.LURU
if luru != None:
luru = luru.decode('gbk').encode('utf-8')
vCODE = r.V_CODE
if vCODE != None:
vCODE = vCODE.decode('gbk').encode('utf-8')
db.Z201607_027.insert({'_id':i,'PD':r.PD,'RQ':r.RQ,'SHIJIAN':r.SHIJIAN,'ENDSHIJIAN':r.ENDSHIJIAN,'LBDM':r.LBDM,
'ZTC_CODE':r.ZTC_CODE,'V_CODE':vCODE,'B_CODE':r.B_CODE,'QY_CODE':r.QY_CODE,'QUANLITY':r.QUANLITY,
'SPECIAL':r.SPECIAL,'LANGUAGE':r.LANGUAGE,'LENGTH':r.LENGTH,'SLENGTH':r.SLENGTH,'QJM1':r.QJM1,'QJM2':r.QJM2,'QGG':r.QGG,'HJM1':r.HJM1,'HJM2':r.HJM2,'HGG':r.HGG,'DUAN':r.DUAN,'OSHIJIAN':r.OSHIJIAN,'JG':r.JG,'SORTNO':r.SORTNO,'LURU':luru,'ZFILE':r.ZFILE,
'COST':cost,'ROWTS':rowts,'ExpandProperty':'','COST1':cost1,'COST2':cost2,'COST3':cost3})
i = i + 1
InsertZ201607_027(cursor)
#############################################################################################
更多关于Python相关内容感兴趣的读者可查看本站专题：《Python常见数据库操作技巧汇总》、《Python编码操作技巧总结》、《Python图片操作技巧总结》、《Python数据结构与算法教程》、《Python Socket编程技巧总结》、《Python函数使用技巧总结》、《Python字符串操作技巧汇总》、《Python入门与进阶经典教程》及《Python文件与目录操作技巧汇总》
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