17 #include <sys/ioctl.h>
40 #define HELP0(str) appendPQExpBufferStr(&buf, _(str))
41 #define HELPN(str,...) appendPQExpBuffer(&buf, _(str), __VA_ARGS__)
42 #define ON(var) ((var) ? _("on") : _("off"))
61 user = getenv(
"PGUSER");
75 HELP0(
"psql is the PostgreSQL interactive terminal.\n\n");
77 HELP0(
" psql [OPTION]... [DBNAME [USERNAME]]\n\n");
79 HELP0(
"General options:\n");
81 env = getenv(
"PGDATABASE");
84 HELP0(
" -c, --command=COMMAND run only single command (SQL or internal) and exit\n");
85 HELPN(
" -d, --dbname=DBNAME database name to connect to (default: \"%s\")\n",
87 HELP0(
" -f, --file=FILENAME execute commands from file, then exit\n");
88 HELP0(
" -l, --list list available databases, then exit\n");
89 HELP0(
" -v, --set=, --variable=NAME=VALUE\n"
90 " set psql variable NAME to VALUE\n"
91 " (e.g., -v ON_ERROR_STOP=1)\n");
92 HELP0(
" -V, --version output version information, then exit\n");
93 HELP0(
" -X, --no-psqlrc do not read startup file (~/.psqlrc)\n");
94 HELP0(
" -1 (\"one\"), --single-transaction\n"
95 " execute as a single transaction (if non-interactive)\n");
96 HELP0(
" -?, --help[=options] show this help, then exit\n");
97 HELP0(
" --help=commands list backslash commands, then exit\n");
98 HELP0(
" --help=variables list special variables, then exit\n");
100 HELP0(
"\nInput and output options:\n");
101 HELP0(
" -a, --echo-all echo all input from script\n");
102 HELP0(
" -b, --echo-errors echo failed commands\n");
103 HELP0(
" -e, --echo-queries echo commands sent to server\n");
104 HELP0(
" -E, --echo-hidden display queries that internal commands generate\n");
105 HELP0(
" -L, --log-file=FILENAME send session log to file\n");
106 HELP0(
" -n, --no-readline disable enhanced command line editing (readline)\n");
107 HELP0(
" -o, --output=FILENAME send query results to file (or |pipe)\n");
108 HELP0(
" -q, --quiet run quietly (no messages, only query output)\n");
109 HELP0(
" -s, --single-step single-step mode (confirm each query)\n");
110 HELP0(
" -S, --single-line single-line mode (end of line terminates SQL command)\n");
112 HELP0(
"\nOutput format options:\n");
113 HELP0(
" -A, --no-align unaligned table output mode\n");
114 HELP0(
" --csv CSV (Comma-Separated Values) table output mode\n");
115 HELPN(
" -F, --field-separator=STRING\n"
116 " field separator for unaligned output (default: \"%s\")\n",
118 HELP0(
" -H, --html HTML table output mode\n");
119 HELP0(
" -P, --pset=VAR[=ARG] set printing option VAR to ARG (see \\pset command)\n");
120 HELP0(
" -R, --record-separator=STRING\n"
121 " record separator for unaligned output (default: newline)\n");
122 HELP0(
" -t, --tuples-only print rows only\n");
123 HELP0(
" -T, --table-attr=TEXT set HTML table tag attributes (e.g., width, border)\n");
124 HELP0(
" -x, --expanded turn on expanded table output\n");
125 HELP0(
" -z, --field-separator-zero\n"
126 " set field separator for unaligned output to zero byte\n");
127 HELP0(
" -0, --record-separator-zero\n"
128 " set record separator for unaligned output to zero byte\n");
130 HELP0(
"\nConnection options:\n");
132 env = getenv(
"PGHOST");
133 HELPN(
" -h, --host=HOSTNAME database server host or socket directory (default: \"%s\")\n",
134 env ? env :
_(
"local socket"));
136 env = getenv(
"PGPORT");
137 HELPN(
" -p, --port=PORT database server port (default: \"%s\")\n",
138 env ? env : DEF_PGPORT_STR);
140 HELPN(
" -U, --username=USERNAME database user name (default: \"%s\")\n",
142 HELP0(
" -w, --no-password never prompt for password\n");
143 HELP0(
" -W, --password force password prompt (should happen automatically)\n");
145 HELP0(
"\nFor more information, type \"\\?\" (for internal commands) or \"\\help\" (for SQL\n"
146 "commands) from within psql, or consult the psql section in the PostgreSQL\n"
147 "documentation.\n\n");
148 HELPN(
"Report bugs to <%s>.\n", PACKAGE_BUGREPORT);
149 HELPN(
"%s home page: <%s>\n", PACKAGE_NAME, PACKAGE_URL);
153 for (
const char *ptr =
buf.data; *ptr; ptr++)
192 HELP0(
" \\bind [PARAM]... set query parameters\n");
193 HELP0(
" \\copyright show PostgreSQL usage and distribution terms\n");
194 HELP0(
" \\crosstabview [COLUMNS] execute query and display result in crosstab\n");
195 HELP0(
" \\errverbose show most recent error message at maximum verbosity\n");
196 HELP0(
" \\g [(OPTIONS)] [FILE] execute query (and send result to file or |pipe);\n"
197 " \\g with no arguments is equivalent to a semicolon\n");
198 HELP0(
" \\gdesc describe result of query, without executing it\n");
199 HELP0(
" \\gexec execute query, then execute each value in its result\n");
200 HELP0(
" \\gset [PREFIX] execute query and store result in psql variables\n");
201 HELP0(
" \\gx [(OPTIONS)] [FILE] as \\g, but forces expanded output mode\n");
202 HELP0(
" \\q quit psql\n");
203 HELP0(
" \\watch [SEC] execute query every SEC seconds\n");
208 HELP0(
" \\? [commands] show help on backslash commands\n");
209 HELP0(
" \\? options show help on psql command-line options\n");
210 HELP0(
" \\? variables show help on special variables\n");
211 HELP0(
" \\h [NAME] help on syntax of SQL commands, * for all commands\n");
214 HELP0(
"Query Buffer\n");
215 HELP0(
" \\e [FILE] [LINE] edit the query buffer (or file) with external editor\n");
216 HELP0(
" \\ef [FUNCNAME [LINE]] edit function definition with external editor\n");
217 HELP0(
" \\ev [VIEWNAME [LINE]] edit view definition with external editor\n");
218 HELP0(
" \\p show the contents of the query buffer\n");
219 HELP0(
" \\r reset (clear) the query buffer\n");
221 HELP0(
" \\s [FILE] display history or save it to file\n");
223 HELP0(
" \\w FILE write query buffer to file\n");
226 HELP0(
"Input/Output\n");
227 HELP0(
" \\copy ... perform SQL COPY with data stream to the client host\n");
228 HELP0(
" \\echo [-n] [STRING] write string to standard output (-n for no newline)\n");
229 HELP0(
" \\i FILE execute commands from file\n");
230 HELP0(
" \\ir FILE as \\i, but relative to location of current script\n");
231 HELP0(
" \\o [FILE] send all query results to file or |pipe\n");
232 HELP0(
" \\qecho [-n] [STRING] write string to \\o output stream (-n for no newline)\n");
233 HELP0(
" \\warn [-n] [STRING] write string to standard error (-n for no newline)\n");
236 HELP0(
"Conditional\n");
237 HELP0(
" \\if EXPR begin conditional block\n");
238 HELP0(
" \\elif EXPR alternative within current conditional block\n");
239 HELP0(
" \\else final alternative within current conditional block\n");
240 HELP0(
" \\endif end conditional block\n");
243 HELP0(
"Informational\n");
244 HELP0(
" (options: S = show system objects, + = additional detail)\n");
245 HELP0(
" \\d[S+] list tables, views, and sequences\n");
246 HELP0(
" \\d[S+] NAME describe table, view, sequence, or index\n");
247 HELP0(
" \\da[S] [PATTERN] list aggregates\n");
248 HELP0(
" \\dA[+] [PATTERN] list access methods\n");
249 HELP0(
" \\dAc[+] [AMPTRN [TYPEPTRN]] list operator classes\n");
250 HELP0(
" \\dAf[+] [AMPTRN [TYPEPTRN]] list operator families\n");
251 HELP0(
" \\dAo[+] [AMPTRN [OPFPTRN]] list operators of operator families\n");
252 HELP0(
" \\dAp[+] [AMPTRN [OPFPTRN]] list support functions of operator families\n");
253 HELP0(
" \\db[+] [PATTERN] list tablespaces\n");
254 HELP0(
" \\dc[S+] [PATTERN] list conversions\n");
255 HELP0(
" \\dconfig[+] [PATTERN] list configuration parameters\n");
256 HELP0(
" \\dC[+] [PATTERN] list casts\n");
257 HELP0(
" \\dd[S] [PATTERN] show object descriptions not displayed elsewhere\n");
258 HELP0(
" \\dD[S+] [PATTERN] list domains\n");
259 HELP0(
" \\ddp [PATTERN] list default privileges\n");
260 HELP0(
" \\dE[S+] [PATTERN] list foreign tables\n");
261 HELP0(
" \\des[+] [PATTERN] list foreign servers\n");
262 HELP0(
" \\det[+] [PATTERN] list foreign tables\n");
263 HELP0(
" \\deu[+] [PATTERN] list user mappings\n");
264 HELP0(
" \\dew[+] [PATTERN] list foreign-data wrappers\n");
265 HELP0(
" \\df[anptw][S+] [FUNCPTRN [TYPEPTRN ...]]\n"
266 " list [only agg/normal/procedure/trigger/window] functions\n");
267 HELP0(
" \\dF[+] [PATTERN] list text search configurations\n");
268 HELP0(
" \\dFd[+] [PATTERN] list text search dictionaries\n");
269 HELP0(
" \\dFp[+] [PATTERN] list text search parsers\n");
270 HELP0(
" \\dFt[+] [PATTERN] list text search templates\n");
271 HELP0(
" \\dg[S+] [PATTERN] list roles\n");
272 HELP0(
" \\di[S+] [PATTERN] list indexes\n");
273 HELP0(
" \\dl[+] list large objects, same as \\lo_list\n");
274 HELP0(
" \\dL[S+] [PATTERN] list procedural languages\n");
275 HELP0(
" \\dm[S+] [PATTERN] list materialized views\n");
276 HELP0(
" \\dn[S+] [PATTERN] list schemas\n");
277 HELP0(
" \\do[S+] [OPPTRN [TYPEPTRN [TYPEPTRN]]]\n"
278 " list operators\n");
279 HELP0(
" \\dO[S+] [PATTERN] list collations\n");
280 HELP0(
" \\dp [PATTERN] list table, view, and sequence access privileges\n");
281 HELP0(
" \\dP[itn+] [PATTERN] list [only index/table] partitioned relations [n=nested]\n");
282 HELP0(
" \\drds [ROLEPTRN [DBPTRN]] list per-database role settings\n");
283 HELP0(
" \\dRp[+] [PATTERN] list replication publications\n");
284 HELP0(
" \\dRs[+] [PATTERN] list replication subscriptions\n");
285 HELP0(
" \\ds[S+] [PATTERN] list sequences\n");
286 HELP0(
" \\dt[S+] [PATTERN] list tables\n");
287 HELP0(
" \\dT[S+] [PATTERN] list data types\n");
288 HELP0(
" \\du[S+] [PATTERN] list roles\n");
289 HELP0(
" \\dv[S+] [PATTERN] list views\n");
290 HELP0(
" \\dx[+] [PATTERN] list extensions\n");
291 HELP0(
" \\dX [PATTERN] list extended statistics\n");
292 HELP0(
" \\dy[+] [PATTERN] list event triggers\n");
293 HELP0(
" \\l[+] [PATTERN] list databases\n");
294 HELP0(
" \\sf[+] FUNCNAME show a function's definition\n");
295 HELP0(
" \\sv[+] VIEWNAME show a view's definition\n");
296 HELP0(
" \\z [PATTERN] same as \\dp\n");
299 HELP0(
"Large Objects\n");
300 HELP0(
" \\lo_export LOBOID FILE write large object to file\n");
301 HELP0(
" \\lo_import FILE [COMMENT]\n"
302 " read large object from file\n");
303 HELP0(
" \\lo_list[+] list large objects\n");
304 HELP0(
" \\lo_unlink LOBOID delete a large object\n");
307 HELP0(
"Formatting\n");
308 HELP0(
" \\a toggle between unaligned and aligned output mode\n");
309 HELP0(
" \\C [STRING] set table title, or unset if none\n");
310 HELP0(
" \\f [STRING] show or set field separator for unaligned query output\n");
311 HELPN(
" \\H toggle HTML output mode (currently %s)\n",
313 HELP0(
" \\pset [NAME [VALUE]] set table output option\n"
314 " (border|columns|csv_fieldsep|expanded|fieldsep|\n"
315 " fieldsep_zero|footer|format|linestyle|null|\n"
316 " numericlocale|pager|pager_min_lines|recordsep|\n"
317 " recordsep_zero|tableattr|title|tuples_only|\n"
318 " unicode_border_linestyle|unicode_column_linestyle|\n"
319 " unicode_header_linestyle)\n");
320 HELPN(
" \\t [on|off] show only rows (currently %s)\n",
322 HELP0(
" \\T [STRING] set HTML <table> tag attributes, or unset if none\n");
323 HELPN(
" \\x [on|off|auto] toggle expanded output (currently %s)\n",
327 HELP0(
"Connection\n");
329 HELPN(
" \\c[onnect] {[DBNAME|- USER|- HOST|- PORT|-] | conninfo}\n"
330 " connect to new database (currently \"%s\")\n",
333 HELP0(
" \\c[onnect] {[DBNAME|- USER|- HOST|- PORT|-] | conninfo}\n"
334 " connect to new database (currently no connection)\n");
335 HELP0(
" \\conninfo display information about current connection\n");
336 HELP0(
" \\encoding [ENCODING] show or set client encoding\n");
337 HELP0(
" \\password [USERNAME] securely change the password for a user\n");
340 HELP0(
"Operating System\n");
341 HELP0(
" \\cd [DIR] change the current working directory\n");
342 HELP0(
" \\getenv PSQLVAR ENVVAR fetch environment variable\n");
343 HELP0(
" \\setenv NAME [VALUE] set or unset environment variable\n");
344 HELPN(
" \\timing [on|off] toggle timing of commands (currently %s)\n",
346 HELP0(
" \\! [COMMAND] execute command in shell or start interactive shell\n");
349 HELP0(
"Variables\n");
350 HELP0(
" \\prompt [TEXT] NAME prompt user to set internal variable\n");
351 HELP0(
" \\set [NAME [VALUE]] set internal variable, or list all if no parameters\n");
352 HELP0(
" \\unset NAME unset (delete) internal variable\n");
356 for (
const char *ptr =
buf.data; *ptr; ptr++)
391 HELP0(
"List of specially treated variables\n\n");
393 HELP0(
"psql variables:\n");
395 HELP0(
" psql --set=NAME=VALUE\n or \\set NAME VALUE inside psql\n\n");
397 HELP0(
" AUTOCOMMIT\n"
398 " if set, successful SQL commands are automatically committed\n");
399 HELP0(
" COMP_KEYWORD_CASE\n"
400 " determines the case used to complete SQL key words\n"
401 " [lower, upper, preserve-lower, preserve-upper]\n");
403 " the currently connected database name\n");
405 " controls what input is written to standard output\n"
406 " [all, errors, none, queries]\n");
407 HELP0(
" ECHO_HIDDEN\n"
408 " if set, display internal queries executed by backslash commands;\n"
409 " if set to \"noexec\", just show them without execution\n");
411 " current client character set encoding\n");
413 " true if last query failed, else false\n");
414 HELP0(
" FETCH_COUNT\n"
415 " the number of result rows to fetch and display at a time (0 = unlimited)\n");
416 HELP0(
" HIDE_TABLEAM\n"
417 " if set, table access methods are not displayed\n");
418 HELP0(
" HIDE_TOAST_COMPRESSION\n"
419 " if set, compression methods are not displayed\n");
420 HELP0(
" HISTCONTROL\n"
421 " controls command history [ignorespace, ignoredups, ignoreboth]\n");
423 " file name used to store the command history\n");
425 " maximum number of commands to store in the command history\n");
427 " the currently connected database server host\n");
429 " number of EOFs needed to terminate an interactive session\n");
431 " value of the last affected OID\n");
432 HELP0(
" LAST_ERROR_MESSAGE\n"
433 " LAST_ERROR_SQLSTATE\n"
434 " message and SQLSTATE of last error, or empty string and \"00000\" if none\n");
435 HELP0(
" ON_ERROR_ROLLBACK\n"
436 " if set, an error doesn't stop a transaction (uses implicit savepoints)\n");
437 HELP0(
" ON_ERROR_STOP\n"
438 " stop batch execution after error\n");
440 " server port of the current connection\n");
442 " specifies the standard psql prompt\n");
444 " specifies the prompt used when a statement continues from a previous line\n");
446 " specifies the prompt used during COPY ... FROM STDIN\n");
448 " run quietly (same as -q option)\n");
450 " number of rows returned or affected by last query, or 0\n");
451 HELP0(
" SERVER_VERSION_NAME\n"
452 " SERVER_VERSION_NUM\n"
453 " server's version (in short string or numeric format)\n");
454 HELP0(
" SHELL_ERROR\n"
455 " true if the last shell command failed, false if it succeeded\n");
456 HELP0(
" SHELL_EXIT_CODE\n"
457 " exit status of the last shell command\n");
458 HELP0(
" SHOW_ALL_RESULTS\n"
459 " show all results of a combined query (\\;) instead of only the last\n");
460 HELP0(
" SHOW_CONTEXT\n"
461 " controls display of message context fields [never, errors, always]\n");
462 HELP0(
" SINGLELINE\n"
463 " if set, end of line terminates SQL commands (same as -S option)\n");
464 HELP0(
" SINGLESTEP\n"
465 " single-step mode (same as -s option)\n");
467 " SQLSTATE of last query, or \"00000\" if no error\n");
469 " the currently connected database user\n");
471 " controls verbosity of error reports [default, verbose, terse, sqlstate]\n");
475 " psql's version (in verbose string, short string, or numeric format)\n");
477 HELP0(
"\nDisplay settings:\n");
479 HELP0(
" psql --pset=NAME[=VALUE]\n or \\pset NAME [VALUE] inside psql\n\n");
482 " border style (number)\n");
484 " target width for the wrapped format\n");
485 HELP0(
" expanded (or x)\n"
486 " expanded output [on, off, auto]\n");
488 " field separator for unaligned output (default \"%s\")\n",
490 HELP0(
" fieldsep_zero\n"
491 " set field separator for unaligned output to a zero byte\n");
493 " enable or disable display of the table footer [on, off]\n");
495 " set output format [unaligned, aligned, wrapped, html, asciidoc, ...]\n");
497 " set the border line drawing style [ascii, old-ascii, unicode]\n");
499 " set the string to be printed in place of a null value\n");
500 HELP0(
" numericlocale\n"
501 " enable display of a locale-specific character to separate groups of digits\n");
503 " control when an external pager is used [yes, no, always]\n");
505 " record (line) separator for unaligned output\n");
506 HELP0(
" recordsep_zero\n"
507 " set record separator for unaligned output to a zero byte\n");
508 HELP0(
" tableattr (or T)\n"
509 " specify attributes for table tag in html format, or proportional\n"
510 " column widths for left-aligned data types in latex-longtable format\n");
512 " set the table title for subsequently printed tables\n");
513 HELP0(
" tuples_only\n"
514 " if set, only actual table data is shown\n");
515 HELP0(
" unicode_border_linestyle\n"
516 " unicode_column_linestyle\n"
517 " unicode_header_linestyle\n"
518 " set the style of Unicode line drawing [single, double]\n");
520 HELP0(
"\nEnvironment variables:\n");
524 HELP0(
" NAME=VALUE [NAME=VALUE] psql ...\n or \\setenv NAME [VALUE] inside psql\n\n");
526 HELP0(
" set NAME=VALUE\n psql ...\n or \\setenv NAME [VALUE] inside psql\n\n");
530 " number of columns for wrapped format\n");
532 " same as the application_name connection parameter\n");
533 HELP0(
" PGDATABASE\n"
534 " same as the dbname connection parameter\n");
536 " same as the host connection parameter\n");
537 HELP0(
" PGPASSFILE\n"
538 " password file name\n");
539 HELP0(
" PGPASSWORD\n"
540 " connection password (not recommended)\n");
542 " same as the port connection parameter\n");
544 " same as the user connection parameter\n");
545 HELP0(
" PSQL_EDITOR, EDITOR, VISUAL\n"
546 " editor used by the \\e, \\ef, and \\ev commands\n");
547 HELP0(
" PSQL_EDITOR_LINENUMBER_ARG\n"
548 " how to specify a line number when invoking the editor\n");
549 HELP0(
" PSQL_HISTORY\n"
550 " alternative location for the command history file\n");
551 HELP0(
" PSQL_PAGER, PAGER\n"
552 " name of external pager program\n");
554 HELP0(
" PSQL_WATCH_PAGER\n"
555 " name of external pager program used for \\watch\n");
558 " alternative location for the user's .psqlrc file\n");
560 " shell used by the \\! command\n");
562 " directory for temporary files\n");
566 for (
const char *ptr =
buf.data; *ptr; ptr++)
589 helpSQL(
const char *topic,
unsigned short int pager)
591 #define VALUE_OR_NULL(a) ((a) ? (a) : "")
593 if (!topic || strlen(topic) == 0)
605 struct winsize screen_size;
607 if (ioctl(fileno(
stdout), TIOCGWINSZ, &screen_size) == -1)
610 screen_width = screen_size.ws_col;
615 ncolumns = (screen_width - 3) / (QL_MAX_CMD_LEN + 1);
616 ncolumns =
Max(ncolumns, 1);
617 nrows = (QL_HELP_COUNT + (ncolumns - 1)) / ncolumns;
621 fputs(
_(
"Available help:\n"),
output);
623 for (
i = 0;
i < nrows;
i++)
626 for (
j = 0;
j < ncolumns - 1;
j++)
630 if (
i +
j * nrows < QL_HELP_COUNT)
655 for (pass = 1; pass <= 3; pass++)
661 while (
j <
len && topic[
j++] !=
' ')
663 if (pass == 2 &&
j <
len)
666 while (
j <
len && topic[
j++] !=
' ')
682 for (
i = 0; QL_HELP[
i].cmd;
i++)
685 strcmp(topic,
"*") == 0)
688 nl_count += 7 + QL_HELP[
i].nl_count;
702 for (
i = 0; QL_HELP[
i].cmd;
i++)
705 strcmp(topic,
"*") == 0)
711 QL_HELP[
i].syntaxfunc(&buffer);
712 url =
psprintf(
"https://www.postgresql.org/docs/%s/%s.html",
713 strstr(PG_VERSION,
"devel") ?
"devel" : PG_MAJORVERSION,
714 QL_HELP[
i].docbook_id);
740 "Try \\h with no arguments to see available help.\n"),
753 puts(
"PostgreSQL Database Management System\n"
754 "(formerly known as Postgres, then as Postgres95)\n\n"
755 "Portions Copyright (c) 1996-2023, PostgreSQL Global Development Group\n\n"
756 "Portions Copyright (c) 1994, The Regents of the University of California\n\n"
757 "Permission to use, copy, modify, and distribute this software and its\n"
758 "documentation for any purpose, without fee, and without a written agreement\n"
759 "is hereby granted, provided that the above copyright notice and this\n"
760 "paragraph and the following two paragraphs appear in all copies.\n\n"
761 "IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR\n"
762 "DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, INCLUDING\n"
763 "LOST PROFITS, ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS\n"
764 "DOCUMENTATION, EVEN IF THE UNIVERSITY OF CALIFORNIA HAS BEEN ADVISED OF THE\n"
765 "POSSIBILITY OF SUCH DAMAGE.\n\n"
766 "THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES,\n"
767 "INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY\n"
768 "AND FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS\n"
769 "ON AN \"AS IS\" BASIS, AND THE UNIVERSITY OF CALIFORNIA HAS NO OBLIGATIONS TO\n"
770 "PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.\n");
char * PQdb(const PGconn *conn)
void ClosePager(FILE *pagerpipe)
FILE * PageOutput(int lines, const printTableOpt *topt)
void helpVariables(unsigned short int pager)
void helpSQL(const char *topic, unsigned short int pager)
void usage(unsigned short int pager)
void slashUsage(unsigned short int pager)
void print_copyright(void)
int pg_strcasecmp(const char *s1, const char *s2)
int pg_strncasecmp(const char *s1, const char *s2, size_t n)
void initPQExpBuffer(PQExpBuffer str)
void termPQExpBuffer(PQExpBuffer str)
char * psprintf(const char *fmt,...)
#define DEFAULT_FIELD_SEP
unsigned short int expanded
const char * get_user_name(char **errstr)