Module definition 

The definition of one configuration parameter as PostgreSQL’s guc_tables.c declares it: its type and bounds, when a session may change it, and the descriptions that pg_settings and SHOW ALL report.

Structs

EnumOption

One accepted value of an enumerated parameter (config_enum_entry). Values that share value are spellings of one setting, which displays as the first of them.

ParameterDefinition

One configuration parameter.

ParameterFlags

The GUC_* flags of a parameter that change how SQL treats it.

Enums

ParameterContext

When a session may change a parameter (GucContext).

ParameterKind

The type of a parameter’s value with its boot value and bounds.