zoukankan      html  css  js  c++  java
  • GPDB 5.x PSQL Quick Reference

    General
    copyright             show PostgreSQL usage and distribution terms
    g [FILE] or ;         execute query (and send results to file or |pipe)
    h [NAME]             help on syntax of SQL commands, * for all commands
    q                     quit psql
    
    Query Buffer
    e [FILE]             edit the query buffer (or file) with external editor
    ef [FUNCNAME]         edit function definition with external editor
    p                     show the contents of the query buffer
    
                         reset (clear) the query buffer
    s [FILE]             display history or save it to file
    w FILE             write query buffer to file
    
    Input/Output
    copy ...             perform SQL COPY with data stream to the client host
    echo [STRING]         write string to standard output
    i FILE             execute commands from file
    o [FILE]             send all query results to file or |pipe
    qecho [STRING]     write string to query output stream (see o)
    
    Formatting
    a                     toggle between unaligned and aligned output mode
    C [STRING]         set table title, or unset if none
    f [STRING]         show or set field separator for unaligned query output
    H                     toggle HTML output mode
    pset NAME [VALUE]     set table output option (NAME := {format | border | expanded | fieldsep | footer | null | numericlocale | recordsep | tuples_only | title | tableattr | pager})
    	 [on|off]         show only rows
    T [STRING]         set HTML <table> tag attributes, or unset if none
    x [on|off]         toggle expanded output
    
    Connection
    c[onnect] [DBNAME | - USER | - HOST | - PORT | -]         connect to new database
    encoding [ENCODING]                                     show or set client encoding
    password [USERNAME]                                     securely change the password for a user
    conninfo                                                 display information about current connection 
    
    Variables
    prompt [TEXT] NAME         prompt user to set internal variable
    set [NAME [VALUE]]         set internal variable, or list all if no parameters
    unset NAME                 unset (delete) internal variable
    
    Informational
    (options: S = show system objects, + = additional detail)
    
    d[S+]                         list tables, views, and sequences
    d[S+] NAME                 describe table, view, sequence, or index
    da[S] [PATTERN]             list aggregates
    db[+] [PATTERN]             list tablespaces
    dc[S] [PATTERN]             list conversions
    dC [PATTERN]                 list casts
    dd[S] [PATTERN]             show comments on objects
    ddp [PATTERN]                 list default privileges
    dD[S] [PATTERN]             list domains
    des[+] [PATTERN]             list foreign servers
    deu[+] [PATTERN]             list user mappings
    dew[+] [PATTERN]             list foreign-data wrappers
    dE [PATTERN]                 list external tables
    df[antw][S+] [PATTERN]     list [only agg/normal/trigger/window] functions
    dF[+] [PATTERN]             list text search configurations
    dFd[+] [PATTERN]             list text search dictionaries
    dFp[+] [PATTERN]             list text search parsers
    dg[+] [PATTERN]             list roles (groups)
    dFt[+] [PATTERN]             list text search templates
    di[S+] [PATTERN]             list indexes
    dl                         list large objects, same as lo_list
    do[S] [PATTERN]             list operators
    dp [PATTERN]                 list table, view, and sequence access privileges
    dr[S+] [PATTERN]             list foreign tables
    drds [PATTERN1 [PATTERN2]] list per-database role settings
    ds[S+] [PATTERN]             list sequences
    dt[S+] [PATTERN]             list tables
    dT[S+] [PATTERN]             list data types
    du[+] [PATTERN]             list roles (users)
    dv[S+] [PATTERN]             list views
    dx[+] [PATTERN]             list installed extensions
    l[+]                         list all databases
    z [PATTERN]                 same as dp
    
    Operating System
    cd [DIR]                 change the current working directory
    	iming [on|off]         toggle timing of commands
    ! [COMMAND]             execute command in shell or start interactive shell
    
    Large Objects
    lo_export LOBOID FILE            Large Object Operations
    lo_import FILE [COMMENT]
    lo_list
    lo_unlink LOBOID

    -------------------------------
    by jackical 整理

    官方链接

    http://gpdb.docs.pivotal.io/530/pdf/PSQLQuickRef-A02.pdf

  • 相关阅读:
    数组中重复的数字
    第一个只出现一次的字符位置
    丑数
    字符串的排列
    把数组排成最小的数
    圆圈中最后剩下的数
    同步通信与异步通信
    S3C2440 UART串口驱动
    ARM处理器工作模式
    s3c2440系统时钟
  • 原文地址:https://www.cnblogs.com/jackicalSong/p/8717060.html
Copyright © 2011-2022 走看看