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Table pub.mgd.mld_expt_marker
Defines relationship between an Experiment and a Marker reported for that Experiment. An Experiment may have one or more Markers associated with it.

See MLD_Expts.

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
_assoc_key serial 10  √  nextval('mld_expt_marker_seq'::regclass)
seq_source_assoc._assoc_key Implied Constraint R
_expt_key int4 10
mld_expts._expt_key mld_expt_marker__expt_key_fkey C
foreign key to MLD_Expts
_marker_key int4 10
mrk_marker._marker_key mld_expt_marker__marker_key_fkey R
foreign key to MRK_Marker
_allele_key int4 10  √  null
all_allele._allele_key mld_expt_marker__allele_key_fkey R
foreign key to ALL_Allele
_assay_type_key int4 10
mld_assay_types._assay_type_key mld_expt_marker__assay_type_key_fkey R
foreign key to MLD_Assay_Types
sequencenum int4 10 sequence number for ordering records
description text 2147483647  √  null description of probes used, etc.
matrixdata int2 5 is Marker typed in haplotype data? yes (1), no (0) (MLD_MCDataList)
creation_date timestamp 29,6 now() date record was created
modification_date timestamp 29,6 now() date record was last modified

Table contained 759,397 rows at Mon Sep 11 06:12 EDT 2023

Column(s) Type Sort Constraint Name
_assoc_key Primary key, Used to cluster data Asc mld_expt_marker_pkey
_allele_key Performance Asc mld_expt_marker_idx_allele_key
_assay_type_key Performance Asc mld_expt_marker_idx_assay_type_key
_expt_key Performance Asc mld_expt_marker_idx_expt_key
_marker_key Performance Asc mld_expt_marker_idx_marker_key

Close relationships  within of separation: