Columns
| Column | Type | Size | Nulls | Auto | Default | Children | Parents | Comments | ||
|---|---|---|---|---|---|---|---|---|---|---|
| BORH_ID | INT UNSIGNED | 10 | √ | null |
|
|
Unique ID (primary key) for entries in the BORH table |
|||
| TEST_ID | INT UNSIGNED | 10 | √ | null |
|
|
||||
| BORH_TYPE | VARCHAR | 50 | √ | null |
|
|
Type of boring (e.g., Rotary wash, Hand auger) |
|||
| BORH_RIG | VARCHAR | 50 | √ | null |
|
|
Boring rig information |
|||
| BORH_DIA | FLOAT | 12 | √ | null |
|
|
Borehole diameter in m |
|||
| BORH_CREW | VARCHAR | 100 | √ | null |
|
|
Name of logger / organization |
|||
| BORH_MECH | VARCHAR | 100 | √ | null |
|
|
Hammer drop system (e.g., Rope-cathead Trip, Semi-automatic, Automatic) |
|||
| BORH_METH | VARCHAR | 100 | √ | null |
|
|
Method (i.e., standard) followed if different from ASTM D1586-11. |
|||
| BORH_STAR | DATETIME | 19 | √ | null |
|
|
Start date of activity |
|||
| BORH_ENDD | DATETIME | 19 | √ | null |
|
|
End date of activity |
|||
| BORH_REM | VARCHAR | 1000 | √ | null |
|
|
Remarks |
Indexes
| Constraint Name | Type | Sort | Column(s) |
|---|---|---|---|
| PRIMARY | Primary key | Asc | BORH_ID |
| TEST_ID | Performance | Asc | TEST_ID |
Relationships
Close relationships within degrees of separation
