如何操作sqlite数据库

安装Django的时候会自动把sqlite数据库安装上，下面介绍如何操作sqlite数据库：

1 进入你创建的目录，在终端运行 sqlite3 DBname.db

2 进入后输入.help可以查看帮助文档

3 .tables 可以要看sqlite3中有哪些表

select * from tablename; 查看数据

具体操作命令：

[root@10 src]# cd rietveld
[root@10 rietveld]# ls
apache.conf.example      dev.db        Makefile   README           settings.pyc  TODO       upload.py.orig
codereview               __init__.py   manage.py  rietveld_helper  static        UPDATES
codereview.wsgi.example  __init__.pyc  patches    settings.py      templates     upload.py
[root@10 rietveld]# sqlite3 dev.db
SQLite version 3.6.20
Enter ".help" for instructions
Enter SQL statements terminated with a ";"
sqlite> .tables
auth_group                      codereview_issue              
auth_group_permissions          codereview_message            
auth_message                    codereview_patch              
auth_permission                 codereview_patchset           
auth_user                       codereview_repository         
auth_user_groups                django_admin_log              
auth_user_user_permissions      django_content_type           
codereview_account              django_session                
codereview_branch               django_site                   
codereview_bucket               gae2django_reftestmodel       
codereview_comment              gae2django_regressiontestmodel
codereview_content            
sqlite> select * from auth_user;
1|root|||root@root.com|sha1$dac64$c7c81d89f0ff8f8cedefc95ad59a3849cf705f12|1|1|1|2012-09-20 23:43:39.161264|2012-09-20 03:54:33.257231
2|tao.lu|||tao.lu@autonvai.com|sha1$fff77$7b4c631f4a6bf2b216dab658d853b3ef98d81906|0|1|0|2012-09-20 22:21:14|2012-09-20 22:20:56
sqlite> .help
.backup ?DB? FILE      Backup DB (default "main") to FILE
.bail ON|OFF           Stop after hitting an error.  Default OFF
.databases             List names and files of attached databases
.dump ?TABLE? ...      Dump the database in an SQL text format
                         If TABLE specified,only dump tables matching
                         LIKE pattern TABLE.
.echo ON|OFF           Turn command echo on or off
.exit                  Exit this program
.explain ON|OFF        Turn output mode suitable for EXPLAIN on or off.
.genfkey ?OPTIONS?     Options are:
                         --no-drop: Do not drop old fkey triggers.
                         --ignore-errors: Ignore tables with fkey errors
                         --exec: Execute generated SQL immediately
                       See file tool/genfkey.README in the source 
                       distribution for further information.
.header(s) ON|OFF      Turn display of headers on or off
.help                  Show this message
.import FILE TABLE     Import data from FILE into TABLE
.indices ?TABLE?       Show names of all indices
                         If TABLE specified,only show indices for tables
                         matching LIKE pattern TABLE.
.load FILE ?ENTRY?     Load an extension library
.mode MODE ?TABLE?     Set output mode where MODE is one of:
                         csv      Comma-separated values
                         column   Left-aligned columns.  (See .width)
                         html     HTML <table> code
                         insert   SQL insert statements for TABLE
                         line     One value per line
                         list     Values delimited by .separator string
                         tabs     Tab-separated values
                         tcl      TCL list elements
.nullvalue STRING      Print STRING in place of NULL values
.output FILENAME       Send output to FILENAME
.output stdout         Send output to the screen
.prompt MAIN CONTINUE  Replace the standard prompts
.quit                  Exit this program
.read FILENAME         Execute SQL in FILENAME
.restore ?DB? FILE     Restore content of DB (default "main") from FILE
.schema ?TABLE?        Show the CREATE statements
                         If TABLE specified,only show tables matching
                         LIKE pattern TABLE.
.separator STRING      Change separator used by output mode and .import
.show                  Show the current values for various settings
.tables ?TABLE?        List names of tables
                         If TABLE specified,only list tables matching
                         LIKE pattern TABLE.
.timeout MS            Try opening locked tables for MS milliseconds
.width NUM NUM ...     Set column widths for "column" mode
.timer ON|OFF          Turn the CPU timer measurement on or off
sqlite> 

（编辑：李大同）

【声明】本站内容均来自网络，其相关言论仅代表作者个人观点，不代表本站立场。若无意侵犯到您的权利，请及时与联系站长删除相关内容!