大约有 4,000 项符合查询结果（耗时：0.0182秒） [XML]
Ruby on Rails - Import Data from a CSV file
I would like to import data from a CSV file into an existing database table. I do not want to save the CSV file, just take the data from it and put it into the existing table. I am using Ruby 1.9.2 and Rails 3.
...
SQLite: How do I save the result of a query as a CSV file?
... new to SQLite. Is there a way I can export the results of a query into a CSV file?
6 Answers
...
Count how many records are in a CSV Python?
I'm using python (Django Framework) to read a CSV file. I pull just 2 lines out of this CSV as you can see. What I have been trying to do is store in a variable the total number of rows the CSV also.
...
How to import load a .sql or .csv file into SQLite?
I need to dump a .sql or .csv file into SQLite (I'm using SQLite3 API). I've only found documentation for importing/loading tables, not entire databases. Right now, when I type:
...
CSV in Python adding an extra carriage return, on Windows
It generates a file, test.csv , with an extra \r at each row, like so:
7 Answers
7
...
网站伪静态Rewrite重写中文路径时乱码 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...est2/%E7%AC%91%E8%AF%9D 乱码（绗?璇?）
结论：
1）.htaccess文件自身为为UTF8、gbk格式时都一样的结果。
2）rewrite的NU项，只对重写前？问号前面的URL路径有效，对重写前？问号后面的参数无效。
3）rewrite有NU项：意思是原本原样...
Save PL/pgSQL output from PostgreSQL to a CSV file
...is the easiest way to save PL/pgSQL output from a PostgreSQL database to a CSV file?
18 Answers
...
Import CSV to SQLite
I'm trying to import a csv file to an SQLite table.
10 Answers
10
...
How to use mongoimport to import csv
Trying to import a CSV with contact information:
21 Answers
21
...
How to convert CSV file to multiline JSON?
...all to json.dump and interpose newlines for each document written.
import csv
import json
csvfile = open('file.csv', 'r')
jsonfile = open('file.json', 'w')
fieldnames = ("FirstName","LastName","IDNumber","Message")
reader = csv.DictReader( csvfile, fieldnames)
for row in reader:
json.dump(row...