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>45.56. <TT
CLASS="STRUCTNAME"
>pg_group</TT
></A
></H1
><P
> The view <TT
CLASS="STRUCTNAME"
>pg_group</TT
> exists for backwards
compatibility: it emulates a catalog that existed in
<SPAN
CLASS="PRODUCTNAME"
>PostgreSQL</SPAN
> before version 8.1.
It shows the names and members of all roles that are marked as not
<TT
CLASS="STRUCTFIELD"
>rolcanlogin</TT
>, which is an approximation to the set
of roles that are being used as groups.
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>Table 45-57. <TT
CLASS="STRUCTNAME"
>pg_group</TT
> Columns</B
></P
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><TH
>Name</TH
><TH
>Type</TH
><TH
>References</TH
><TH
>Description</TH
></TR
></THEAD
><TBODY
><TR
><TD
><TT
CLASS="STRUCTFIELD"
>groname</TT
></TD
><TD
><TT
CLASS="TYPE"
>name</TT
></TD
><TD
><TT
CLASS="LITERAL"
><A
HREF="catalog-pg-authid.html"
><TT
CLASS="STRUCTNAME"
>pg_authid</TT
></A
>.rolname</TT
></TD
><TD
>Name of the group</TD
></TR
><TR
><TD
><TT
CLASS="STRUCTFIELD"
>grosysid</TT
></TD
><TD
><TT
CLASS="TYPE"
>oid</TT
></TD
><TD
><TT
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><A
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><TT
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>pg_authid</TT
></A
>.oid</TT
></TD
><TD
>ID of this group</TD
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><TD
><TT
CLASS="STRUCTFIELD"
>grolist</TT
></TD
><TD
><TT
CLASS="TYPE"
>oid[]</TT
></TD
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><TT
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><A
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><TT
CLASS="STRUCTNAME"
>pg_authid</TT
></A
>.oid</TT
></TD
><TD
>An array containing the IDs of the roles in this group</TD
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