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Allow units to be specified in relation option setting value.

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This introduces an infrastructure which allows us to specify the units
like ms (milliseconds) in integer relation option, like GUC parameter.
Currently only autovacuum_vacuum_cost_delay reloption can accept
the units.

Reviewed by Michael Paquier
This commit is contained in:
Fujii Masao
2014-08-28 15:55:50 +09:00
parent 8167a3883a
commit e23014f3d4
4 changed files with 44 additions and 19 deletions
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3
src/include/access/reloptions.h
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@@ -92,6 +92,7 @@ typedef struct relopt_int
int default_val;
int min;
int max;
int flags;
} relopt_int;
typedef struct relopt_real
@@ -244,7 +245,7 @@ extern relopt_kind add_reloption_kind(void);
extern void add_bool_reloption(bits32 kinds, char *name, char *desc,
bool default_val);
extern void add_int_reloption(bits32 kinds, char *name, char *desc,
int default_val, int min_val, int max_val);
int default_val, int min_val, int max_val, int flags_val);
extern void add_real_reloption(bits32 kinds, char *name, char *desc,
double default_val, double min_val, double max_val);
extern void add_string_reloption(bits32 kinds, char *name, char *desc,