Udostępnij za pośrednictwem


Lookup Transformation Editor (Advanced Page)

Use the Advanced page of the Lookup Transformation Editor dialog box to configure partial caching and to modify the SQL statement for the Lookup transformation.

To learn more about the Lookup transformation, see Lookup Transformation.

Options

  • Cache size (32-bit)
    Adjust the cache size (in megabytes) for 32-bit computers. The default value is 5 megabytes.

  • Cache size (64-bit)
    Adjust the cache size (in megabytes) for 64-bit computers. The default value is 5 megabytes.

  • Enable cache for rows with no matching entries
    Cache rows with no matching entries in the reference dataset.

  • Allocation from cache
    Specify the percentage of the cache to allocate for rows with no matching entries in the reference dataset.

  • Modify the SQL statement
    Modify the SQL statement that is used to generate the reference dataset.

> [!UWAGA]
> <P>The optional SQL statement that you specify on this page overrides and replaces the table name that you specified on the <STRONG>Connection</STRONG> page of the <STRONG>Lookup Transformation Editor</STRONG>. For more information, see <A href="ms189697(v=sql.110).md">Lookup Transformation Editor (Connection Page)</A>.</P>
  • Set Parameters
    Map input columns to parameters by using the Set Query Parameters dialog box.

External Resources

Blog entry, Lookup cache modes on blogs.msdn.com

Zobacz także

Odwołanie

Lookup Transformation Editor (General Page)

Lookup Transformation Editor (Connection Page)

Lookup Transformation Editor (Columns Page)

Lookup Transformation Editor (Error Output Page)

Koncepcje

Integration Services Error and Message Reference

Fuzzy Lookup Transformation