|
id
INTEGER
|
15228 |
|
iadc_material_id
INTEGER
|
1940 → iadc_discovered_materials |
|
spec_type
VARCHAR
|
specification |
|
key
VARCHAR
|
spec_2 |
|
value
TEXT
|
Speed low 40 ft/min / high 100 ft/min |
|
key_normalized
VARCHAR
|
spec_2 |
|
value_normalized
VARCHAR
|
speed low 40 ft/min / high 100 ft/min |
|
value_numeric
DOUBLE_PRECISION
|
100.0 |
|
unit
VARCHAR
|
low |
|
created_at
TIMESTAMP
|
2026-04-30T14:00:54.808160 |
|
source_page
INTEGER
|
null |
|
source_context
TEXT
|
Speed low 40 ft/min / high 100 ft/min |