SchemaSpy - Table marinedb.abhab

checklist for tracking abalone habitat segments sampled

Generated by
SchemaSpy

Legend:

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

site_code

char

abhab_segment_info.site_code	FK_abhab_sampled_segments R
field_events.site_code	FK_abhab_sampled_event R

survey_date

date

abhab_segment_info.survey_date	FK_abhab_sampled_segments R
field_events.survey_date	FK_abhab_sampled_event R

group_code

varchar

field_events.group_code	FK_abhab_sampled_event R
abhab_segment_info.group_code	FK_abhab_sampled_segments R

survey_type_code

varchar

survey_type_codes.survey_type_code

FK_abhab_sampled_survey_type R

target_assemblage

varchar

Implied Constraint R

segment_id

varchar

abhab_segment_ids.segment_id	FK_abhab_sampled_segment_id R
abhab_segment_info.segment_id	FK_abhab_sampled_segments R

create_date

date

modify_date

timestamp

current_timestamp()

Table contained 203 rows at Thu Apr 03 16:08 PDT 2025

Indexes:

Column(s)	Type	Sort	Constraint Name
site_code + survey_date + group_code + survey_type_code + target_assemblage + segment_id	Primary key	Asc/Asc/Asc/Asc/Asc/Asc	PRIMARY
segment_id	Performance	Asc	FK_abhab_sampled_segment_id
site_code + survey_date + group_code + segment_id	Performance	Asc/Asc/Asc/Asc	FK_abhab_sampled_segments
survey_type_code	Performance	Asc	FK_abhab_sampled_survey_type