ences (Tom Lane)
     </P
><P
>      If <TT
CLASS="COMMAND"
>ALTER SEQUENCE</TT
> was executed on a freshly created or
      reset sequence, and then precisely one <CODE
CLASS="FUNCTION"
>nextval()</CODE
> call
      was made on it, and then the server crashed, WAL replay would restore
      the sequence to a state in which it appeared that no
      <CODE
CLASS="FUNCTION"
>nextval()</CODE
> had been done, thus allowing the first
      sequence value to be returned again by the next
      <CODE
CLASS="FUNCTI