-
Notifications
You must be signed in to change notification settings - Fork 1.7k
/
bigquery_create_table_clustered.go
63 lines (56 loc) · 1.85 KB
/
bigquery_create_table_clustered.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
// Copyright 2019 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// https://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package table
// [START bigquery_create_table_clustered]
import (
"context"
"fmt"
"time"
"cloud.google.com/go/bigquery"
)
// createTableClustered demonstrates creating a BigQuery table with advanced properties like
// partitioning and clustering features.
func createTableClustered(projectID, datasetID, tableID string) error {
// projectID := "my-project-id"
// datasetID := "mydatasetid"
// tableID := "mytableid"
ctx := context.Background()
client, err := bigquery.NewClient(ctx, projectID)
if err != nil {
return fmt.Errorf("bigquery.NewClient: %v", err)
}
defer client.Close()
sampleSchema := bigquery.Schema{
{Name: "timestamp", Type: bigquery.TimestampFieldType},
{Name: "origin", Type: bigquery.StringFieldType},
{Name: "destination", Type: bigquery.StringFieldType},
{Name: "amount", Type: bigquery.NumericFieldType},
}
metaData := &bigquery.TableMetadata{
Schema: sampleSchema,
TimePartitioning: &bigquery.TimePartitioning{
Field: "timestamp",
Expiration: 90 * 24 * time.Hour,
},
Clustering: &bigquery.Clustering{
Fields: []string{"origin", "destination"},
},
}
tableRef := client.Dataset(datasetID).Table(tableID)
if err := tableRef.Create(ctx, metaData); err != nil {
return err
}
return nil
}
// [END bigquery_create_table_clustered]