Class ColumnSpec (0.6.0)

A representation of a column in a relational table. When listing them, column specs are returned in the same order in which they were given on import . Used by: * Tables

The data type of elements stored in the column.

Output only. Stats of the series of values in the column. This field may be stale, see the ancestor's Dataset.tables_dataset_metadata.stats_update_time field for the timestamp at which these stats were last updated.

Used to perform consistent read-modify-write updates. If not set, a blind "overwrite" update happens.

Classes

CorrelatedColumn

Identifies the table's column, and its correlation with the column this ColumnSpec describes.

Correlation between this and the in-context column.