I686LINUX/util/I686LINUX/doc/postgresql/html/app-pgcontroldata.html

   1 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
   2 <HTML
   3 ><HEAD
   4 ><TITLE
   5 >pg_controldata</TITLE
   6 ><META
   7 NAME="GENERATOR"
   8 CONTENT="Modular DocBook HTML Stylesheet Version 1.7"><LINK
   9 REV="MADE"
  10 HREF="mailto:pgsql-docs@postgresql.org"><LINK
  11 REL="HOME"
  12 TITLE="PostgreSQL 7.4.1 Documentation"
  13 HREF="index.html"><LINK
  14 REL="UP"
  15 TITLE="PostgreSQL Server Applications"
  16 HREF="reference-server.html"><LINK
  17 REL="PREVIOUS"
  18 TITLE="ipcclean"
  19 HREF="app-ipcclean.html"><LINK
  20 REL="NEXT"
  21 TITLE="pg_ctl"
  22 HREF="app-pg-ctl.html"><LINK
  23 REL="STYLESHEET"
  24 TYPE="text/css"
  25 HREF="stylesheet.css"><META
  26 NAME="creation"
  27 CONTENT="2003-12-22T03:48:47"></HEAD
  28 ><BODY
  29 CLASS="REFENTRY"
  30 ><DIV
  31 CLASS="NAVHEADER"
  32 ><TABLE
  33 SUMMARY="Header navigation table"
  34 WIDTH="100%"
  35 BORDER="0"
  36 CELLPADDING="0"
  37 CELLSPACING="0"
  38 ><TR
  39 ><TH
  40 COLSPAN="5"
  41 ALIGN="center"
  42 VALIGN="bottom"
  43 >PostgreSQL 7.4.1 Documentation</TH
  44 ></TR
  45 ><TR
  46 ><TD
  47 WIDTH="10%"
  48 ALIGN="left"
  49 VALIGN="top"
  50 ><A
  51 HREF="app-ipcclean.html"
  52 ACCESSKEY="P"
  53 >Prev</A
  54 ></TD
  55 ><TD
  56 WIDTH="10%"
  57 ALIGN="left"
  58 VALIGN="top"
  59 ><A
  60 HREF="app-ipcclean.html"
  61 >Fast Backward</A
  62 ></TD
  63 ><TD
  64 WIDTH="60%"
  65 ALIGN="center"
  66 VALIGN="bottom"
  67 ></TD
  68 ><TD
  69 WIDTH="10%"
  70 ALIGN="right"
  71 VALIGN="top"
  72 ><A
  73 HREF="app-pg-ctl.html"
  74 >Fast Forward</A
  75 ></TD
  76 ><TD
  77 WIDTH="10%"
  78 ALIGN="right"
  79 VALIGN="top"
  80 ><A
  81 HREF="app-pg-ctl.html"
  82 ACCESSKEY="N"
  83 >Next</A
  84 ></TD
  85 ></TR
  86 ></TABLE
  87 ><HR
  88 ALIGN="LEFT"
  89 WIDTH="100%"></DIV
  90 ><H1
  91 ><A
  92 NAME="APP-PGCONTROLDATA"
  93 ></A
  94 ><SPAN
  95 CLASS="APPLICATION"
  96 >pg_controldata</SPAN
  97 ></H1
  98 ><DIV
  99 CLASS="REFNAMEDIV"
 100 ><A
 101 NAME="AEN47426"
 102 ></A
 103 ><H2
 104 >Name</H2
 105 >pg_controldata&nbsp;--&nbsp;display control information of a <SPAN
 106 CLASS="PRODUCTNAME"
 107 >PostgreSQL</SPAN
 108 > database cluster</DIV
 109 ><A
 110 NAME="AEN47430"
 111 ></A
 112 ><DIV
 113 CLASS="REFSYNOPSISDIV"
 114 ><A
 115 NAME="AEN47432"
 116 ></A
 117 ><H2
 118 >Synopsis</H2
 119 ><P
 120 ><TT
 121 CLASS="COMMAND"
 122 >pg_controldata</TT
 123 > [<VAR
 124 CLASS="REPLACEABLE"
 125 >datadir</VAR
 126 >]</P
 127 ></DIV
 128 ><DIV
 129 CLASS="REFSECT1"
 130 ><A
 131 NAME="R1-APP-PGCONTROLDATA-1"
 132 ></A
 133 ><H2
 134 >Description</H2
 135 ><P
 136 >   <TT
 137 CLASS="COMMAND"
 138 >pg_controldata</TT
 139 > prints information initialized during
 140    <TT
 141 CLASS="COMMAND"
 142 >initdb</TT
 143 >, such as the catalog version and server locale.
 144    It also shows information about write-ahead logging and checkpoint
 145    processing.  This information is cluster-wide, and not specific to any one
 146    database.
 147   </P
 148 ><P
 149 >   This utility may only be run by the user who initialized the cluster because
 150    it requires read access to the data directory.
 151    You can specify the data directory on the command line, or use
 152    the environment variable <TT
 153 CLASS="ENVAR"
 154 >PGDATA</TT
 155 >.
 156   </P
 157 ></DIV
 158 ><DIV
 159 CLASS="REFSECT1"
 160 ><A
 161 NAME="AEN47444"
 162 ></A
 163 ><H2
 164 >Environment</H2
 165 ><P
 166 ></P
 167 ><DIV
 168 CLASS="VARIABLELIST"
 169 ><DL
 170 ><DT
 171 ><TT
 172 CLASS="ENVAR"
 173 >PGDATA</TT
 174 ></DT
 175 ><DD
 176 ><P
 177 >      Default data directory location
 178      </P
 179 ></DD
 180 ></DL
 181 ></DIV
 182 ></DIV
 183 ><DIV
 184 CLASS="NAVFOOTER"
 185 ><HR
 186 ALIGN="LEFT"
 187 WIDTH="100%"><TABLE
 188 SUMMARY="Footer navigation table"
 189 WIDTH="100%"
 190 BORDER="0"
 191 CELLPADDING="0"
 192 CELLSPACING="0"
 193 ><TR
 194 ><TD
 195 WIDTH="33%"
 196 ALIGN="left"
 197 VALIGN="top"
 198 ><A
 199 HREF="app-ipcclean.html"
 200 ACCESSKEY="P"
 201 >Prev</A
 202 ></TD
 203 ><TD
 204 WIDTH="34%"
 205 ALIGN="center"
 206 VALIGN="top"
 207 ><A
 208 HREF="index.html"
 209 ACCESSKEY="H"
 210 >Home</A
 211 ></TD
 212 ><TD
 213 WIDTH="33%"
 214 ALIGN="right"
 215 VALIGN="top"
 216 ><A
 217 HREF="app-pg-ctl.html"
 218 ACCESSKEY="N"
 219 >Next</A
 220 ></TD
 221 ></TR
 222 ><TR
 223 ><TD
 224 WIDTH="33%"
 225 ALIGN="left"
 226 VALIGN="top"
 227 ><SPAN
 228 CLASS="APPLICATION"
 229 >ipcclean</SPAN
 230 ></TD
 231 ><TD
 232 WIDTH="34%"
 233 ALIGN="center"
 234 VALIGN="top"
 235 ><A
 236 HREF="reference-server.html"
 237 ACCESSKEY="U"
 238 >Up</A
 239 ></TD
 240 ><TD
 241 WIDTH="33%"
 242 ALIGN="right"
 243 VALIGN="top"
 244 ><SPAN
 245 CLASS="APPLICATION"
 246 >pg_ctl</SPAN
 247 ></TD
 248 ></TR
 249 ></TABLE
 250 ></DIV
 251 ></BODY
 252 ></HTML
 253 >