mdb格式文件可以通过mdbtools工具将内中包含的每张表导出到csv格式文件。由于access数据库和postgresQL数据库格式上会存在不通性，所以使用python的文件处理，将所得csv文件修改成正确、能识别的格式。
导入脚本说明（此脚本运行于linux）：
1.apt-get install mdbtools,安装mdbtools工具
2.将mdb 文件拷贝到linux虚拟机中，修改脚本中mdb文件目录‘dir'
3.修改服务器及数据库配置
4.执行脚本
#mdb文件目录
dir = r'/home/kotaimen/mdb_file/'
mdb_tbl_dic = {}
def make_create_sql():
if os.path.isfile(dir + 'create.sql'):
os.remove(dir + 'create.sql')
for mdb_file in os.walk(dir):
if len(mdb_file[2]) >0:
for file_p in mdb_file[2]:
if file_p[-3:] == 'mdb':
print file_p
cmd = 'mdb-schema %s >>/home/kotaimen/mdb_file/create.sql'
cmd = cmd % (dir + file_p)
print cmd
os.system(cmd)
cmd = 'mdb-tables -1 %s ' % (dir + file_p)
val = os.popen(cmd).read()
mdb_tbl_dic[file_p] = val.split('\n')
print mdb_tbl_dic
def modefy_create_sql():
sql_file_name = dir + 'create.sql'
sql_file_name_des = sql_file_name + '_new'
fobj = open(sql_file_name, 'r')
fobj_des = open(sql_file_name_des, 'w')
for eachline in fobj:
#判断表名中是否含有空格
if eachline.find('TABLE ') >= 0:
if eachline.find(';') >= 0:
start_loc = eachline.find('TABLE ') + 6
end_loc = eachline.find(';')
tbl_name = eachline[start_loc:end_loc]
eachline = eachline.replace(tbl_name, '"' + tbl_name + '"')
else:
start_loc = eachline.find('TABLE ') + 6
end_loc = eachline.find('\n')
tbl_name = eachline[start_loc:end_loc]
eachline = eachline.replace(tbl_name, '"' + tbl_name + '"')
if eachline.find('DROP TABLE') >= 0 :
eachline = eachline.replace('DROP TABLE', 'DROP TABLE IF EXISTS')
if eachline.find('Table') >= 0 :
eachline = eachline.replace('Table', '"Table"')
#create 语句，最后一行没有逗号
if eachline.find('Text ') >= 0 and eachline.find(',') >0:
loc = eachline.find('Text ')
eachline = eachline[0:loc] + ' Text,\n'
elif eachline.find('Text ') >= 0 and eachline.find(',') < 0:
loc = eachline.find('Text ')
eachline = eachline[0:loc] + ' Text \n'
fobj_des.writelines(eachline)
fobj.close()
fobj_des.close()
os.remove(sql_file_name)
os.rename(sql_file_name_des, sql_file_name)
def make_insert_csv():
for file_p in mdb_tbl_dic.keys():
for tbl in mdb_tbl_dic[file_p]:
if len(tbl) >0:
cmd = 'mdb-export %s %s >%s.csv' % (dir + file_p, '"' + tbl + '"', dir + '"' + tbl + '"')# tbl.replace(' ', '_').replace('&', '_'))
os.system(cmd)
def modefy_insert_CSV():
for sql_file in os.walk(dir):
if len(sql_file[2]) >0:
for file_p in sql_file[2]:
if file_p[-3:] == 'csv' :
sql_file_name = dir + file_p
sql_file_name_des = sql_file_name + '_new'
fobj = open(sql_file_name, 'r')
fobj_des = open(sql_file_name_des, 'w')
for (num, val) in enumerate(fobj):
eachline = val
if num == 0:
col_list = eachline.split(',')
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