Skip to content

Support TRUNCATE TABLE statement in BigQuery #14494

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
ebyhr merged 2 commits into from
Oct 10, 2022
Merged

Support TRUNCATE TABLE statement in BigQuery #14494

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
c3ed5bf
Support truncate table statement in BigQuery
ebyhr Oct 6, 2022
c2b26bb
empty
ebyhr Oct 6, 2022
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
1 change: 1 addition & 0 deletions docs/src/main/sphinx/connector/bigquery.rst
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -298,6 +298,7 @@ BigQuery database. In addition to the
the following features:

* :doc:`/sql/insert`
* :doc:`/sql/truncate`
* :doc:`/sql/create-table`
* :doc:`/sql/create-table-as`
* :doc:`/sql/drop-table`
Expand Down
15 changes: 15 additions & 0 deletions plugin/trino-bigquery/src/main/java/io/trino/plugin/bigquery/BigQueryMetadata.java
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -480,6 +480,21 @@ public void dropTable(ConnectorSession session, ConnectorTableHandle tableHandle
client.dropTable(tableId);
}

@Override
public void truncateTable(ConnectorSession session, ConnectorTableHandle tableHandle)
{
BigQueryTableHandle table = (BigQueryTableHandle) tableHandle;
BigQueryClient client = bigQueryClientFactory.createBigQueryClient(session);

RemoteTableName remoteTableName = table.asPlainTable().getRemoteTableName();
String sql = format(
"TRUNCATE TABLE %s.%s.%s",
quote(remoteTableName.getProjectId()),
quote(remoteTableName.getDatasetName()),
quote(remoteTableName.getTableName()));
client.executeUpdate(QueryJobConfiguration.of(sql));
}

@Override
public ConnectorInsertTableHandle beginInsert(ConnectorSession session, ConnectorTableHandle tableHandle, List<ColumnHandle> columns, RetryMode retryMode)
{
Expand Down
3 changes: 3 additions & 0 deletions plugin/trino-bigquery/src/test/java/io/trino/plugin/bigquery/TestBigQueryConnectorTest.java
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -84,6 +84,9 @@ protected boolean hasBehavior(TestingConnectorBehavior connectorBehavior)
case SUPPORTS_NOT_NULL_CONSTRAINT:
return false;

case SUPPORTS_TRUNCATE:
return true;

case SUPPORTS_NEGATIVE_DATE:
return false;

Expand Down