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2 | 2 | * Routines for handling of 'SET var TO', 'SHOW var' and 'RESET var' |
3 | 3 | * statements. |
4 | 4 | * |
5 | | - * $Id: variable.c,v 1.8 1997/05/16 07:24:13 thomas Exp $ |
| 5 | + * $Id: variable.c,v 1.9 1997/05/20 10:31:42 vadim Exp $ |
6 | 6 | * |
7 | 7 | */ |
8 | 8 |
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17 | 17 | externCost_cpu_page_wight_; |
18 | 18 | externCost_cpu_index_page_wight_; |
19 | 19 | externbool_use_geqo_; |
| 20 | +externbool_use_right_sided_plans_; |
20 | 21 |
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21 | 22 | /*-----------------------------------------------------------------------*/ |
22 | 23 | #ifUSE_EURODATES |
@@ -104,6 +105,40 @@ static bool reset_geqo () |
104 | 105 | return TRUE; |
105 | 106 | } |
106 | 107 |
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| 108 | +staticboolparse_r_plans (constchar*value) |
| 109 | +{ |
| 110 | + |
| 111 | +if (strcasecmp (value,"on")==0 ) |
| 112 | +_use_right_sided_plans_= true; |
| 113 | +elseif (strcasecmp (value,"off")==0 ) |
| 114 | +_use_right_sided_plans_= false; |
| 115 | +else |
| 116 | +elog(WARN,"Bad value for Right-sided Plans (%s)",value); |
| 117 | + |
| 118 | +return TRUE; |
| 119 | +} |
| 120 | + |
| 121 | +staticboolshow_r_plans () |
| 122 | +{ |
| 123 | + |
| 124 | +if (_use_right_sided_plans_ ) |
| 125 | +elog (NOTICE,"Right-sided Plans are ON"); |
| 126 | +else |
| 127 | +elog (NOTICE,"Right-sided Plans are OFF"); |
| 128 | +return TRUE; |
| 129 | +} |
| 130 | + |
| 131 | +staticboolreset_r_plans () |
| 132 | +{ |
| 133 | + |
| 134 | +#ifdefUSE_RIGHT_SIDED_PLANS |
| 135 | +_use_right_sided_plans_= true; |
| 136 | +#else |
| 137 | +_use_right_sided_plans_= false; |
| 138 | +#endif |
| 139 | +return TRUE; |
| 140 | +} |
| 141 | + |
107 | 142 | staticboolparse_cost_heap (constchar*value) |
108 | 143 | { |
109 | 144 | float32res=float4in ((char*)value); |
@@ -250,6 +285,7 @@ struct VariableParsers |
250 | 285 | {"cost_index",parse_cost_index, |
251 | 286 | show_cost_index,reset_cost_index }, |
252 | 287 | {"geqo",parse_geqo,show_geqo,reset_geqo }, |
| 288 | +{"r_plans",parse_r_plans,show_r_plans,reset_r_plans }, |
253 | 289 | {NULL,NULL,NULL } |
254 | 290 | }; |
255 | 291 |
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