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<Chapter Id="runtime">

<para>

Sets the query optimizer's estimate of the cost of a

nonsequentially fetched disk page. This is measured as a

multiple of the cost of a sequential page fetch.

multiple of the cost of a sequential page fetch. A higher

value makes it more likely a sequential scan will be used,

a lower value makes it more likely an index scan will be used.

</para>

</listitem>

</varlistentry>