Columns
| Column | Type | Size | Nulls | Auto | Default | Children | Parents | Comments | ||
|---|---|---|---|---|---|---|---|---|---|---|
| STRA_ID | INT UNSIGNED | 10 | √ | null |
|
|
Unique ID (primary key) for entries in the STRA table |
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| TEST_ID | INT UNSIGNED | 10 | √ | null |
|
|
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| STRA_TOP | FLOAT | 12 | √ | null |
|
|
Depth to the top of layer in m |
|||
| STRA_BASE | FLOAT | 12 | √ | null |
|
|
Depth to the bottom of layer in m |
|||
| STRA_USCS | VARCHAR | 10 | √ | null |
|
|
USCS soil classification code for the layer (e.g., SC, ML by USCS) |
|||
| STRA_COL | VARCHAR | 20 | √ | null |
|
|
Soil color code for the layer according to the Muncell color system (e.g., 10YR 2/1) |
|||
| STRA_DESC | VARCHAR | 1000 | √ | null |
|
|
General geologic and soil description for the layer |
Indexes
| Constraint Name | Type | Sort | Column(s) |
|---|---|---|---|
| PRIMARY | Primary key | Asc | STRA_ID |
| TEST_ID | Performance | Asc | TEST_ID |
Relationships
Close relationships within degrees of separation
