pgadmin4/web/pgadmin/browser/server_groups/servers/templates/macros/variable.macros

{####################################################}
{# This will be specific macro for Role objects     #}
{####################################################}
{% macro APPLY(conn, database, role, param, value) -%}
ALTER {% if role %}ROLE {{ self.conn|qtIdent(role) }}{% if database %} IN DATABASE {{ conn|qtIdent(database) }}{% endif %}{% else %}DATABASE {{ conn|qtIdent(database) }}{% endif %}

    SET {{ conn|qtIdent(param) }} TO {{ value|qtLiteral }};
{%- endmacro %}
{% macro RESET(conn, database, role, param) -%}
ALTER {% if role %}ROLE {{ self.conn|qtIdent(role) }}{% if database %} IN DATABASE {{ conn|qtIdent(database) }}{% endif %}{% else %}DATABASE {{ conn|qtIdent(database) }}{% endif %}

    RESET {{ conn|qtIdent(param) }};
{%- endmacro %}
{################################################}
{# This will be generic macro for other objects #}
{################################################}
{% macro SET(conn, object_type, object_name, options) -%}
ALTER {{object_type}} {{ conn|qtIdent(object_name) }}
    SET ({% for opt in options %}{% if loop.index != 1 %}
, {% endif %}{{ conn|qtIdent(opt.name) }}={{ opt.value }}{% endfor %});
{%- endmacro %}
{% macro UNSET(conn, object_type, object_name, options) -%}
ALTER {{object_type}} {{ conn|qtIdent(object_name) }}
    RESET ({% for opt in options %}{% if loop.index != 1 %}
, {% endif %}{{ conn|qtIdent(opt.name) }}{% endfor %});
{%- endmacro %}