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PostgreSQL documentation
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<para>
<acronym>SQL92</acronym> keyword indicating that data retrieved
from the cursor should be unaffected by updates from other processes or cursors.
- Since cursor operations occur within transactions
- in <productname>PostgreSQL</productname> this is always the case.
- This keyword has no effect.
+ By default, all cursors are insensitive. This keyword has no effect.
</para>
</listitem>
</varlistentry>