mirror of
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86 lines
2.4 KiB
Go
86 lines
2.4 KiB
Go
// Copyright 2015 Google Inc. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package bigquery
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// TODO(mcgreevy): support dry-run mode when creating jobs.
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import (
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"fmt"
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"google.golang.org/api/option"
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htransport "google.golang.org/api/transport/http"
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"golang.org/x/net/context"
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bq "google.golang.org/api/bigquery/v2"
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)
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const prodAddr = "https://www.googleapis.com/bigquery/v2/"
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// ExternalData is a table which is stored outside of BigQuery. It is implemented by GCSReference.
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type ExternalData interface {
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externalDataConfig() bq.ExternalDataConfiguration
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}
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const Scope = "https://www.googleapis.com/auth/bigquery"
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const userAgent = "gcloud-golang-bigquery/20160429"
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// Client may be used to perform BigQuery operations.
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type Client struct {
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service service
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projectID string
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}
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// NewClient constructs a new Client which can perform BigQuery operations.
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// Operations performed via the client are billed to the specified GCP project.
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func NewClient(ctx context.Context, projectID string, opts ...option.ClientOption) (*Client, error) {
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o := []option.ClientOption{
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option.WithEndpoint(prodAddr),
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option.WithScopes(Scope),
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option.WithUserAgent(userAgent),
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}
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o = append(o, opts...)
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httpClient, endpoint, err := htransport.NewClient(ctx, o...)
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if err != nil {
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return nil, fmt.Errorf("dialing: %v", err)
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}
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s, err := newBigqueryService(httpClient, endpoint)
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if err != nil {
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return nil, fmt.Errorf("constructing bigquery client: %v", err)
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}
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c := &Client{
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service: s,
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projectID: projectID,
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}
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return c, nil
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}
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// Close closes any resources held by the client.
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// Close should be called when the client is no longer needed.
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// It need not be called at program exit.
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func (c *Client) Close() error {
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return nil
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}
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func (c *Client) insertJob(ctx context.Context, conf *insertJobConf) (*Job, error) {
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job, err := c.service.insertJob(ctx, c.projectID, conf)
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if err != nil {
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return nil, err
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}
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job.c = c
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return job, nil
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}
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