pub fn apply_contact_patch(
location: &ProfileLocation,
keys: &KeyFile,
input: &ContactProjection,
options: &WriteOptions,
) -> Result<AppliedContact>Expand description
Sparse contact update. Existing rows preserve every omitted field. A new row starts with a zero deletion flag; other omitted nullable/no-default columns become SQL NULL. Explicit input values take precedence over these defaults.