User Guide : 6. Working with Databases : Displaying Statistics and Information
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Displaying Statistics and Information
You can display statistics contained in the iistats and iihistograms catalogs of the Standard Catalog Interface. Output contains statistical information that the Ingres Query Optimizer uses as it selects an efficient query processing strategy. The statistics are typically generated by issuing the INFODB command. (For more information, see the Ingres Command Reference Guide.)