unset_link¶
Type of operation: Metadata
Description¶
Drop a foreign key by specifying the foreign keys label.
If the specified label does not exist, unset_link will not return an error, if multiple foreign keys exist with the same label, each of them will be dropped
Usage¶
unset_link label_1, label_2, ...
Argument |
Type |
Optional |
Repeatable |
Restrictions |
|---|---|---|---|---|
label |
string |
no |
yes |
none |
Accelerable¶
unset_link is always accelerable if the input is accelerable. A dataset that only uses accelerable verbs can be accelerated, making queries on the dataset respond faster.
Examples¶
unset_link "SomeLink"
Drops a foreign key that goes to “SomeLink”.
Aliases¶
fkdrop(deprecated)