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>SPI_cursor_fetch</H1
><DIV
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><A
NAME="AEN61266"
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><H2
>Name</H2
>SPI_cursor_fetch -- fetch some rows from a cursor</DIV
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><H2
>Synopsis</H2
><PRE
CLASS="SYNOPSIS"
>void SPI_cursor_fetch(Portal <TT
CLASS="PARAMETER"
>portal</TT
>, bool <TT
CLASS="PARAMETER"
>forward</TT
>, long <TT
CLASS="PARAMETER"
>count</TT
>)</PRE
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><H2
>Description</H2
><P
> <CODE
CLASS="FUNCTION"
>SPI_cursor_fetch</CODE
> fetches some rows from a
cursor. This is equivalent to a subset of the SQL command
<TT
CLASS="COMMAND"
>FETCH</TT
> (see <CODE
CLASS="FUNCTION"
>SPI_scroll_cursor_fetch</CODE
>
for more functionality).
</P
></DIV
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></A
><H2
>Arguments</H2
><P
></P
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><DL
><DT
><TT
CLASS="LITERAL"
>Portal <TT
CLASS="PARAMETER"
>portal</TT
></TT
></DT
><DD
><P
> portal containing the cursor
</P
></DD
><DT
><TT
CLASS="LITERAL"
>bool <TT
CLASS="PARAMETER"
>forward</TT
></TT
></DT
><DD
><P
> true for fetch forward, false for fetch backward
</P
></DD
><DT
><TT
CLASS="LITERAL"
>long <TT
CLASS="PARAMETER"
>count</TT
></TT
></DT
><DD
><P
> maximum number of rows to fetch
</P
></DD
></DL
></DIV
></DIV
><DIV
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><A
NAME="AEN61303"
></A
><H2
>Return Value</H2
><P
> <TT
CLASS="VARNAME"
>SPI_processed</TT
> and
<TT
CLASS="VARNAME"
>SPI_tuptable</TT
> are set as in
<CODE
CLASS="FUNCTION"
>SPI_execute</CODE
> if successful.
</P
></DIV
><DIV
CLASS="REFSECT1"
><A
NAME="AEN61309"
></A
><H2
>Notes</H2
><P
> Fetching backward may fail if the cursor's plan was not created
with the <TT
CLASS="SYMBOL"
>CURSOR_OPT_SCROLL</TT
> option.
</P
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