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PartitionReadRequest(mapping=None, *, ignore_unknown_fields=False, **kwargs)
The request for
PartitionRead][google.spanner.v1.Spanner.PartitionRead]
Attributes | |
---|---|
Name | Description |
session |
str
Required. The session used to create the partitions. |
transaction |
google.
Read only snapshot transactions are supported, read/write and single use transactions are not. |
table |
str
Required. The name of the table in the database to be read. |
index |
str
If non-empty, the name of an index on table][google. . This
index is used instead of the table primary key when
interpreting
key_
and sorting result rows. See
key_
for further information.
|
columns |
MutableSequence[str]
The columns of table][google. to be
returned for each row matching this request.
|
key_ |
google.
Required. key_ identifies the rows to be yielded.
key_ names the primary keys of the rows in
table][google. to be
yielded, unless
index][google. is
present. If
index][google. is
present, then
key_
instead names index keys in
index][google. .
It is not an error for the key_ to name rows that do
not exist in the database. Read yields nothing for
nonexistent rows.
|
partition_ |
google.
Additional options that affect how many partitions are created. |