PowerCenter
- PowerCenter 10.5.1
- All Products
Connected Lookup
| Unconnected Lookup
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Receives input values directly from the pipeline.
| Receives input values from the result of a :LKP expression in another transformation.
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Use a dynamic or static cache.
| Use a static cache.
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Cache includes the lookup source columns in the lookup condition and the lookup source columns that are output ports.
| Cache includes all lookup and output ports in the lookup condition and the lookup/return port.
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Returns multiple columns from the same row or insert into the dynamic lookup cache.
| Returns one column from each row to a return port.
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If there is no match for the lookup condition, the Integration Service returns the default value for all output ports. If you configure dynamic caching, the Integration Service inserts rows into the cache or leaves it unchanged.
| If there is no match for the lookup condition, the Integration Service returns NULL.
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If there is a match for the lookup condition, the Integration Service returns the result of the lookup condition for all lookup/output ports. If you configure dynamic caching, the Integration Service either updates the row the in the cache or leaves the row unchanged.
| If a match occurs for the lookup condition, the Integration Service returns the result of the lookup condition to the return port.
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Passes multiple output values to another transformation. Link lookup/output ports to another transformation.
| Returns one output value to another transformation. The Lookup transformation return port passes the value to the port that contains the :LKP expression in the other transformation.
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Supports user-defined default values.
| Does not support user-defined default values.
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