gserialized_analyze_nd()

Datum gserialized_analyze_nd

(

PG_FUNCTION_ARGS

)

Definition at line 1748 of file gserialized_estimate.c.

{
        VacAttrStats *stats = (VacAttrStats *)PG_GETARG_POINTER(0);
        GserializedAnalyzeExtraData *extra_data =
            (GserializedAnalyzeExtraData *)palloc(sizeof(GserializedAnalyzeExtraData));
 
        /* Ask for standard analyze to fill in as much as possible */
        if (!std_typanalyze(stats))
                PG_RETURN_BOOL(false);
 
        /* Save old compute_stats and extra_data for scalar statistics ... */
        extra_data->std_compute_stats = stats->compute_stats;
        extra_data->std_extra_data = stats->extra_data;
        /* ... and replace with our info */
        stats->compute_stats = compute_gserialized_stats;
        stats->extra_data = extra_data;
 
        /* Indicate we are done successfully */
        PG_RETURN_BOOL(true);
}

References compute_gserialized_stats(), GserializedAnalyzeExtraData::std_compute_stats, and GserializedAnalyzeExtraData::std_extra_data.

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