Changes to Add new columns to table schema

added the new optional request property new_columns/items/computed

added the new optional request property context

added the optional property context to the response with the 200 status

added the optional property context to the response with the 400 status

added the optional property context to the response with the 401 status

added the optional property context to the response with the 403 status

added the optional property context to the response with the 404 status

added the optional property context to the response with the 503 status

added the optional property context to the response with the 5XX status

the new_columns/items/virtual_column/input_columns/items request property's minLength was increased from 0 to 1

added the new optional request property branch

added the new required request property new_columns/items/virtual_column/outputs

removed the request property new_columns/items/virtual_column/data_type

added the new optional request property identity

added the new optional request property new_columns/items/virtual_column/auto_backfill

added the new optional request property new_columns/items/virtual_column/field_metadata

added the new optional request property new_columns/items/virtual_column/manifest

added the new optional request property new_columns/items/virtual_column/manifest_checksum

added the new optional request property new_columns/items/virtual_column/udf_backend

added the new optional request property id

removed the request property context

removed the request property id

removed the request property identity

removed the optional property transaction_id from the response with the 200 status

added the new optional request property context

added the new optional request property identity

the code response property's min was decreased from 400.00 to 0.00 for the response status 400

the code response property's min was decreased from 400.00 to 0.00 for the response status 401

the code response property's min was decreased from 400.00 to 0.00 for the response status 403

the code response property's min was decreased from 400.00 to 0.00 for the response status 404

the code response property's min was decreased from 400.00 to 0.00 for the response status 503

the code response property's min was decreased from 400.00 to 0.00 for the response status 5XX

removed the optional property type from the response with the 400 status

removed the optional property type from the response with the 401 status

removed the optional property type from the response with the 403 status

removed the optional property type from the response with the 404 status

removed the optional property type from the response with the 503 status

removed the optional property type from the response with the 5XX status

the response property code became required for the status 400

the response property code became required for the status 401

the response property code became required for the status 403

the response property code became required for the status 404

the response property code became required for the status 503

the response property code became required for the status 5XX

added the new optional request property new_columns/items/virtual_column

the request property new_columns/items/expression became nullable

the request property new_columns/items/expression became optional

added the optional property transaction_id to the response with the 200 status

endpoint added