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Table pub.mgd.mrk_current
Defines relationship between a Marker and its Current Symbol(s). A Marker may have one or more current symbols associated with it. Usually there is only one current symbol for a marker. But, if a marker is split, then each of the new symbols will be assigned as a current symbol of the split symbol.

See MRK_Marker.

Generated by
Primary key columns
Columns with indexes
Implied relationships
Excluded column relationships
< n > number of related tables
Column Type Size Nulls Auto Default Children Parents Comments
_current_key int4 10
mrk_marker._marker_key mrk_current__current_key_fkey C
foreign key to MRK_Marker
_marker_key int4 10
mrk_marker._marker_key mrk_current__marker_key_fkey C
foreign key to MRK_Marker
creation_date timestamp 29,6 now() date record was created
modification_date timestamp 29,6 now() date record was last modified

Table contained 198,854 rows at Mon Nov 20 05:26 EST 2017

Column(s) Type Sort Constraint Name
_current_key + _marker_key Primary key, Used to cluster data Asc/Asc mrk_current_pkey
_marker_key Performance Asc mrk_current_idx_marker_key

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