Columns
| Column | Type | Size | Nulls | Auto | Default | Children | Parents | Comments | |||
|---|---|---|---|---|---|---|---|---|---|---|---|
| relativeagescaleid | serial | 10 | √ | nextval('ndb.seq_relativeagescales_relativeagescaleid'::regclass) |
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An arbitrary Relative Age Scale identification number. |
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| relativeagescale | varchar | 64 | null |
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Relative Age Scale. The table stores the following Relative Age Scales: Archaeological time scale Geologic time scale Geomagnetic polarity time scale Marine isotope stages North American land mammal ages Quaternary event classification |
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| recdatecreated | timestamp | 22 | timezone('UTC'::text, now()) |
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| recdatemodified | timestamp | 22 | null |
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Indexes
| Constraint Name | Type | Sort | Column(s) |
|---|---|---|---|
| relativeagescales_pkey | Primary key | Asc | relativeagescaleid |