mirror of https://github.com/postgres/postgres
Bruce Momjian
28 years ago
parent
e075271c17
commit
e9e1ff226f
@ -1,69 +0,0 @@ |
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/*-------------------------------------------------------------------------
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* |
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* archive.c-- |
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* Support for planning scans on archived relations |
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* |
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* Copyright (c) 1994, Regents of the University of California |
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* |
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* |
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* IDENTIFICATION |
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* $Header: /cvsroot/pgsql/src/backend/optimizer/prep/Attic/archive.c,v 1.4 1997/09/08 21:45:29 momjian Exp $ |
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* |
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*------------------------------------------------------------------------- |
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*/ |
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#include <stdio.h> /* for sprintf() */ |
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#include <sys/types.h> /* for u_int in relcache.h */ |
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#include "postgres.h" |
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#include "utils/rel.h" |
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#include "utils/elog.h" |
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#include "utils/palloc.h" |
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#include "utils/relcache.h" |
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#include "catalog/pg_class.h" |
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#include "nodes/pg_list.h" |
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#include "nodes/parsenodes.h" |
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#include "optimizer/prep.h" |
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#include "commands/creatinh.h" |
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void |
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plan_archive(List *rt) |
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{ |
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List *rtitem; |
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RangeTblEntry *rte; |
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TimeRange *trange; |
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Relation r; |
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Oid reloid; |
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foreach(rtitem, rt) |
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{ |
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rte = lfirst(rtitem); |
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trange = rte->timeRange; |
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if (trange) |
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{ |
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reloid = rte->relid; |
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r = RelationIdGetRelation(reloid); |
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if (r->rd_rel->relarch != 'n') |
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{ |
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rte->archive = true; |
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} |
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} |
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} |
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} |
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/*
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* find_archive_rels -- Given a particular relid, find the archive |
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* relation's relid. |
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*/ |
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List * |
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find_archive_rels(Oid relid) |
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{ |
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Relation arel; |
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char *arelName; |
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arelName = MakeArchiveName(relid); |
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arel = RelationNameGetRelation(arelName); |
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pfree(arelName); |
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return lconsi(arel->rd_id, lconsi(relid, NIL)); |
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} |
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@ -1,86 +0,0 @@ |
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/*-------------------------------------------------------------------------
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* |
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* sysfunc.c-- |
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* process system functions and return a string result |
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* |
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* Notes: |
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* 1) I return a string result because most of the functions cannot return any |
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* normal type anyway (e.g. SYS_DATE, SYS_TIME, etc...), and the few that |
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* might (SYS_UID or whatever) can just return it as a string - no problem. |
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* This keeps the function flexible enough to be of good use. |
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* |
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* Written by Chad Robinson, chadr@brttech.com |
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* Last modified: 04/27/1996 |
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* ------------------------------------------------------------------------- |
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*/ |
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#include <stdio.h> |
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#include <stdlib.h> |
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#include <string.h> |
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#include <time.h> |
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#include <config.h> |
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#include <postgres.h> |
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#include <miscadmin.h> |
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#include <parser/sysfunc.h> |
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/*
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* Can't get much more obvious than this. Might need to replace localtime() |
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* on older systems... |
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*/ |
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static char * |
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Sysfunc_system_date(void) |
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{ |
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time_t cur_time_secs; |
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struct tm *cur_time_expanded; |
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static char buf[12]; /* Just for safety, y'understand... */ |
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time(&cur_time_secs); |
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cur_time_expanded = localtime(&cur_time_secs); |
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if (EuroDates == 1) |
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sprintf(buf, "%2.2d-%2.2d-%4.4d", cur_time_expanded->tm_mday, |
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cur_time_expanded->tm_mon + 1, cur_time_expanded->tm_year + 1900); |
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else |
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sprintf(buf, "%2.2d-%2.2d-%4.4d", cur_time_expanded->tm_mon + 1, |
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cur_time_expanded->tm_mday, cur_time_expanded->tm_year + 1900); |
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return &buf[0]; |
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} |
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static char * |
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Sysfunc_system_time(void) |
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{ |
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time_t cur_time_secs; |
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struct tm *cur_time_expanded; |
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static char buf[10]; /* Just for safety, y'understand... */ |
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time(&cur_time_secs); |
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cur_time_expanded = localtime(&cur_time_secs); |
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sprintf(buf, "%2.2d:%2.2d:%2.2d", cur_time_expanded->tm_hour, |
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cur_time_expanded->tm_min, cur_time_expanded->tm_sec); |
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return &buf[0]; |
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} |
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char * |
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SystemFunctionHandler(char *funct) |
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{ |
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if (!strcmp(funct, "SYS_DATE")) |
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return Sysfunc_system_date(); |
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if (!strcmp(funct, "SYS_TIME")) |
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return Sysfunc_system_time(); |
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return "*unknown function*"; |
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} |
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#ifdef SYSFUNC_TEST |
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/*
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* Chad's rule of coding #4 - never delete a test function, even a stupid |
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* one - you always need it 10 minutes after you delete it. |
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*/ |
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void |
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main(void) |
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{ |
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printf("Current system date: %s\n", SystemFunctionHandler("SYS_DATE")); |
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return; |
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} |
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#endif |
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@ -1,9 +0,0 @@ |
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/*-------------------------------------------------------------------------
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* |
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* sysfunc.h-- |
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* support for system functions |
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* |
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* ------------------------------------------------------------------------- |
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*/ |
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extern char *SystemFunctionHandler(char *funct); |
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