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SET geqo TO ON|OFF

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This commit is contained in:
Vadim B. Mikheev 1997-04-29 04:38:58 +00:00
parent a4792bd3d6
commit de97e7fae8
1 changed files with 37 additions and 1 deletions
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38
src/backend/tcop/variable.c
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@ -2,7 +2,7 @@
* Routines for handling of 'SET var TO', 'SHOW var' and 'RESET var'
* statements.
*
* $Id: variable.c,v 1.6 1997/04/24 15:41:37 vadim Exp $
* $Id: variable.c,v 1.7 1997/04/29 04:38:58 vadim Exp $
*
*/
@ -16,6 +16,7 @@
extern Cost _cpu_page_wight_;
extern Cost _cpu_index_page_wight_;
extern bool _use_geqo_;
/*-----------------------------------------------------------------------*/
#if USE_EURODATES
@ -69,6 +70,40 @@ static bool reset_null(const char *value)
return TRUE;
}
static bool parse_geqo (const char *value)
{
if ( strcasecmp (value, "on") == 0 )
_use_geqo_ = true;
else if ( strcasecmp (value, "off") == 0 )
_use_geqo_ = false;
else
elog(WARN, "Bad value for GEQO (%s)", value);
return TRUE;
}
static bool show_geqo ()
{
if ( _use_geqo_ )
elog (NOTICE, "GEQO is ON");
else
elog (NOTICE, "GEQO is OFF");
return TRUE;
}
static bool reset_geqo ()
{
#ifdef GEQO
_use_geqo_ = true;
#else
_use_geqo_ = false;
#endif
return TRUE;
}
static bool parse_cost_heap (const char *value)
{
float32 res = float4in ((char*)value);
@ -202,6 +237,7 @@ struct VariableParsers
show_cost_heap, reset_cost_heap },
{ "cost_index", parse_cost_index,
show_cost_index, reset_cost_index },
{ "geqo", parse_geqo, show_geqo, reset_geqo },
{ NULL, NULL, NULL }
};