From: Bruce Momjian <bruce@momjian.us>
Date: Tue, 5 Mar 2002 00:01:03 +0000 (+0000)
Subject: Add \timing patch to psql.  Times all queries.
X-Git-Url: http://git.postgresql.org/gitweb/static/gitweb.js?a=commitdiff_plain;h=008c6af33d45f03b24f9fa918b47d7975b08b076;p=users%2Fbernd%2Fpostgres.git

Add \timing patch to psql.  Times all queries.

Greg Sabino Mullane
---

diff --git a/doc/src/sgml/ref/psql-ref.sgml b/doc/src/sgml/ref/psql-ref.sgml
index 710c8fb6c8..8ea8a78a1a 100644
--- a/doc/src/sgml/ref/psql-ref.sgml
+++ b/doc/src/sgml/ref/psql-ref.sgml
@@ -1119,6 +1119,16 @@ lo_import 152801
       </varlistentry>
 
 
+      <varlistentry>
+        <term><literal>\timing</literal>
+        <listitem>
+        <para>
+        Toggles a display of how long each query takes in seconds.
+        </para>
+        </listitem>
+      </varlistentry>
+
+
       <varlistentry>
         <term><literal>\w</literal> {<replaceable class="parameter">filename</replaceable> | <replaceable class="parameter">|command</replaceable>}</term>
         <listitem>
diff --git a/src/bin/psql/command.c b/src/bin/psql/command.c
index af78ba4508..90da4ee91c 100644
--- a/src/bin/psql/command.c
+++ b/src/bin/psql/command.c
@@ -715,6 +715,24 @@ exec_command(const char *cmd,
 		free(value);
 	}
 
+	/* \timing -- toggle timing of queries */
+	else if (strcmp(cmd, "timing") == 0)
+	{
+		pset.timing = !pset.timing;
+		if (!quiet)
+		{
+			if (pset.timing)
+			{
+				puts(gettext(("Timing is on.")));
+			}
+			else
+			{
+				puts(gettext(("Timing is off.")));
+
+			}
+		}
+	}
+  
 	/* \unset */
 	else if (strcmp(cmd, "unset") == 0)
 	{
diff --git a/src/bin/psql/common.c b/src/bin/psql/common.c
index e7d11c4e7c..c3a101a1ea 100644
--- a/src/bin/psql/common.c
+++ b/src/bin/psql/common.c
@@ -11,6 +11,7 @@
 
 #include <errno.h>
 #include <stdarg.h>
+#include <sys/time.h>
 #ifdef HAVE_TERMIOS_H
 #include <termios.h>
 #endif
@@ -406,6 +407,8 @@ SendQuery(const char *query)
 	bool		success = false;
 	PGresult   *results;
 	PGnotify   *notify;
+	struct timeval before,after;
+	struct timezone tz;
 
 	if (!pset.db)
 	{
@@ -435,7 +438,15 @@ SendQuery(const char *query)
 	}
 
 	cancelConn = pset.db;
+	if (pset.timing)
+	{
+		gettimeofday(&before, &tz);
+	}
 	results = PQexec(pset.db, query);
+	if (pset.timing)
+	{
+		gettimeofday(&after, &tz);
+	}
 	if (PQresultStatus(results) == PGRES_COPY_IN)
 		copy_in_state = true;
 	/* keep cancel connection for copy out state */
@@ -563,6 +574,13 @@ SendQuery(const char *query)
 
 		if (results)
 			PQclear(results);
+  	}
+
+	/* Possible microtiming output */
+
+	if (pset.timing && success)
+	{
+		! 			printf(gettext("Total time: %.3fs\n"), ((after.tv_sec-before.tv_sec)*1000000 + after.tv_usec - before.tv_usec) / 1000000.0);
 	}
 
 	return success;
diff --git a/src/bin/psql/help.c b/src/bin/psql/help.c
index 40cceab96b..5ec25ff208 100644
--- a/src/bin/psql/help.c
+++ b/src/bin/psql/help.c
@@ -229,6 +229,8 @@ slashUsage(void)
 	fprintf(fout, _(" \\t             show only rows (currently %s)\n"),
 			ON(pset.popt.topt.tuples_only));
 	fprintf(fout, _(" \\T TEXT        set HTML table tag attributes\n"));
+	fprintf(fout, _(" \\timing        toggle timing of queries (currently %s)\n"),
+			ON(pset.timing));
 	fprintf(fout, _(" \\unset NAME    unset (delete) internal variable\n"));
 	fprintf(fout, _(" \\w FILENAME    write current query buffer to file\n"));
 	fprintf(fout, _(" \\x             toggle expanded output (currently %s)\n"),
diff --git a/src/bin/psql/settings.h b/src/bin/psql/settings.h
index c98d1f2e67..e16c397d28 100644
--- a/src/bin/psql/settings.h
+++ b/src/bin/psql/settings.h
@@ -50,6 +50,7 @@ typedef struct _psqlSettings
 
 	bool		issuper;		/* is the current user a superuser? (used
 								 * to form the prompt) */
+	bool		timing;			/* timing of all queries */
 } PsqlSettings;
 
 extern PsqlSettings pset;
diff --git a/src/bin/psql/tab-complete.c b/src/bin/psql/tab-complete.c
index 2e333ec819..79ae23b498 100644
--- a/src/bin/psql/tab-complete.c
+++ b/src/bin/psql/tab-complete.c
@@ -276,8 +276,8 @@ psql_completion(char *text, int start, int end)
 		"\\e", "\\echo",
 		"\\encoding", "\\g", "\\h", "\\i", "\\l",
 		"\\lo_import", "\\lo_export", "\\lo_list", "\\lo_unlink",
-		"\\o", "\\p", "\\pset", "\\q", "\\qecho", "\\r", "\\set", "\\t", "\\unset",
-		"\\x", "\\w", "\\z", "\\!", NULL
+		"\\o", "\\p", "\\pset", "\\q", "\\qecho", "\\r", "\\set", "\\t",
+		"\\timing", "\\unset", "\\x", "\\w", "\\z", "\\!", NULL
 	};
 
 	(void) end;					/* not used */