Update existing rows in table id.
The access token received from the authorization server in the OAuth 2.0 flow.
string identifier of an object in a namespace, following the Lance Namespace spec.
When the value is equal to the delimiter, it represents the root namespace.
For example, v1/namespace/$/list performs a ListNamespace on the root namespace.
An optional delimiter of the string identifier, following the Lance Namespace spec.
When not specified, the $ delimiter must be used.
Update request
Each update consists of a column name and an SQL expression that will be evaluated against the current row's value. Optionally, a predicate can be provided to filter which rows to update.