Format

OPG_APIS.EXP_EDGE_TAB_STATS(
     graph_name    IN VARCHAR2,
     stattab       IN VARCHAR2,
     statid        IN VARCHAR2 DEFAULT NULL,
     cascade       IN BOOLEAN DEFAULT TRUE,
     statown       IN VARCHAR2 DEFAULT NULL,
     stat_category IN VARCHAR2 DEFAULT 'OBJECT_STATS');

Description

Retrieves statistics for the edge table of a given property graph and stores them in the user-created statistics table.

Parameters

graph_name

Name of the property graph.

stattab

Name of the statistics table.

statid

Optional identifier to associate with these statistics within stattab.

cascade

If TRUE, column and index statistics are exported.

statown

Schema containing stattab.

stat_category

Specifies what statistics to export, using a comma to separate values. The supported values are 'OBJECT_STATS' (the default: table statistics, column statistics, and index statistics) and ‘SYNOPSES' (auxiliary statistics created when statistics are incrementally maintained).

Usage Notes

(None.)

Examples

The following example creates a statistics table, exports into this table the property graph edge table statistics, and issues a query to count the relevant rows for the newly created statistics.

EXECUTE OPG_APIS.CREATE_STAT_TABLE('mystat',null);

EXECUTE OPG_APIS.EXP_EDGE_TAB_STATS('mypg', 'mystat', 'edge_stats_id_1', true, null, 'OBJECT_STATS');

SELECT count(1) FROM mystat WHERE statid='EDGE_STATS_ID_1';

       153