Remove a markup mistake ad better document the optional columns for quantity.
@@ -126,7 +126,7 @@ but will allow potentially invalid values to appear in the output KGTK file.
### KGTK Data Types and Exploded Columns
-This table shows the exploded columns (without the prefix value, normally `node2;kgtk:`) that are used for each KGTK data type.
+This table shows the exploded columns (without the prefix value, normally `node2;kgtk:`) that are used to build each KGTK data type.
| Data Type | Required Columns | Optional Columns |
| ------------------------- | --------------- | --------------- |
@@ -138,7 +138,7 @@ This table shows the exploded columns (without the prefix value, normally `node2
| list | | |
| location_coordinates | latitude longitude | |
| number | number | |
-| quantity | number | low_tolerance* high_tolerance* si_units* units_node* |
+| quantity | number | low_tolerance high_tolerance si_units units_node |
| string | text | |
| symbol | symbol | |
@@ -147,8 +147,12 @@ column is listed in the `--without` list (which by default is empty), then it
will not be used to to build KGTK values and need not be present in the KGTK
file.
+!!! note
The `extension` and `list` KGTK data types cannot be built by `kgtk implode`.
+!!! note
+ For `quantity`, at least one of the optional columns must be present.
+
### String Wrappers in Exploded Columns
Except for the `text` column, all of values in the the exploded columns may be
@@ -172,6 +176,7 @@ optionally wrapped as quoted strings in one of the following formats:
### Building an `id` Column
`kgtk implode` can build a new `id` column or overwrite an existing `id` column.
+See [`kgtk add-id`](../add_id] for additional details.
## Usage
```
