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>8.86. registry_get_int4(p_default text, p_key integer)</A
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> <P
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>Function Properties</B
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>Language: </B
>PLPGSQL</P
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>Return Type: </B
>integer</P
>
registry_get_int4(key, value)
Get a registry value. If not present, set and return the default.
</P><PRE
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>DECLARE
v_value int4;
BEGIN
select reg_int4 into v_value from sl_registry
where reg_key = p_key;
if not found then
v_value = p_default;
if p_default notnull then
perform registry_set_int4(p_key, p_default);
end if;
else
if v_value is null then
raise exception 'Slony-I: registry key % is not an int4 value',
p_key;
end if;
end if;
return v_value;
END;</PRE
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