Sophie: postgresql9.3-docs-9.3.9-1.mga4 noarch

postgresql9.3-docs-9.3.9-1.mga4.noarch.rpm

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>  <ACRONYM
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>GIN</ACRONYM
> assumes that indexable operators are strict.  This
  means that <CODE
CLASS="FUNCTION"
>extractValue</CODE
> will not be called at all on a null
  item value (instead, a placeholder index entry is created automatically),
  and <CODE
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>extractQuery</CODE
> will not be called on a null query
  value either (instead, the query is presumed to be unsatisfiable).  Note
  however that null key values contained within a non-null composite item
  or query value are supported.
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