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* changes for brs * changes * changes * changes * changes * changes * changes * comment change * changes * Update samples/sequence-create.js Co-authored-by: Rajat Bhatta <93644539+rajatbhatta@users.noreply.github.com> * changes * changes * lint * Update samples/pg-sequence-alter.js Co-authored-by: Rajat Bhatta <93644539+rajatbhatta@users.noreply.github.com> * Update samples/pg-sequence-drop.js Co-authored-by: Rajat Bhatta <93644539+rajatbhatta@users.noreply.github.com> * Update samples/sequence-drop.js Co-authored-by: Rajat Bhatta <93644539+rajatbhatta@users.noreply.github.com> * Update samples/sequence-alter.js Co-authored-by: Rajat Bhatta <93644539+rajatbhatta@users.noreply.github.com> * Update samples/sequence-create.js Co-authored-by: Rajat Bhatta <93644539+rajatbhatta@users.noreply.github.com> * Update samples/pg-sequence-create.js Co-authored-by: Rajat Bhatta <93644539+rajatbhatta@users.noreply.github.com> * Changes * 🦉 Updates from OwlBot post-processor See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md --------- Co-authored-by: surbhigarg92 <surbhigarg.92@gmail.com> Co-authored-by: Rajat Bhatta <93644539+rajatbhatta@users.noreply.github.com> Co-authored-by: Owl Bot <gcf-owl-bot[bot]@users.noreply.github.com>
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// Copyright 2023 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 | ||
// | ||
// http://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. | ||
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// sample-metadata: | ||
// title: Alters a sequence in a PostgreSQL database. | ||
// usage: node pg-sequence-alter.js <INSTANCE_ID> <DATABASE_ID> <PROJECT_ID> | ||
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'use strict'; | ||
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async function main(instanceId, databaseId, projectId) { | ||
// [START spanner_postgresql_alter_sequence] | ||
// Imports the Google Cloud client library. | ||
const {Spanner} = require('@google-cloud/spanner'); | ||
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/** | ||
* TODO(developer): Uncomment the following lines before running the sample. | ||
*/ | ||
// const projectId = 'my-project-id'; | ||
// const instanceId = 'my-instance'; | ||
// const databaseId = 'my-database'; | ||
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// Creates a client | ||
const spanner = new Spanner({ | ||
projectId: projectId, | ||
}); | ||
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async function alterSequence(instanceId, databaseId) { | ||
// Gets a reference to a Cloud Spanner instance and database | ||
const instance = spanner.instance(instanceId); | ||
const database = instance.database(databaseId); | ||
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const request = ['ALTER SEQUENCE Seq SKIP RANGE 1000 5000000']; | ||
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try { | ||
const [operation] = await database.updateSchema(request); | ||
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console.log('Waiting for operation to complete...'); | ||
await operation.promise(); | ||
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console.log( | ||
'Altered Seq sequence to skip an inclusive range between 1000 and 5000000.' | ||
); | ||
} catch (err) { | ||
console.error('ERROR:', err); | ||
} | ||
database.runTransaction(async (err, transaction) => { | ||
if (err) { | ||
console.error(err); | ||
return; | ||
} | ||
try { | ||
const [rows, stats] = await transaction.run({ | ||
sql: "INSERT INTO Customers (CustomerName) VALUES ('Lea'), ('Catalina'), ('Smith') RETURNING CustomerId", | ||
}); | ||
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rows.forEach(row => { | ||
console.log( | ||
`Inserted customer record with CustomerId: ${ | ||
row.toJSON({wrapNumbers: true}).customerid.value | ||
}` | ||
); | ||
}); | ||
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const rowCount = Math.floor(stats[stats.rowCount]); | ||
console.log(`Number of customer records inserted is: ${rowCount}`); | ||
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await transaction.commit(); | ||
} catch (err) { | ||
console.error('ERROR:', err); | ||
} finally { | ||
// Close the database when finished. | ||
await database.close(); | ||
} | ||
}); | ||
} | ||
await alterSequence(instanceId, databaseId); | ||
// [END spanner_postgresql_alter_sequence] | ||
} | ||
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process.on('unhandledRejection', err => { | ||
console.error(err.message); | ||
process.exitCode = 1; | ||
}); | ||
main(...process.argv.slice(2)); |
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// Copyright 2023 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 | ||
// | ||
// http://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. | ||
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// sample-metadata: | ||
// title: Creates sequence in PostgreSQL database. | ||
// usage: node pg-sequence-create.js <INSTANCE_ID> <DATABASE_ID> <PROJECT_ID> | ||
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'use strict'; | ||
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async function main(instanceId, databaseId, projectId) { | ||
// [START spanner_postgresql_create_sequence] | ||
// Imports the Google Cloud client library. | ||
const {Spanner} = require('@google-cloud/spanner'); | ||
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/** | ||
* TODO(developer): Uncomment the following lines before running the sample. | ||
*/ | ||
// const projectId = 'my-project-id'; | ||
// const instanceId = 'my-instance'; | ||
// const databaseId = 'my-database'; | ||
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// Creates a client | ||
const spanner = new Spanner({ | ||
projectId: projectId, | ||
}); | ||
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async function createSequence(instanceId, databaseId) { | ||
// Gets a reference to a Cloud Spanner instance and database | ||
const instance = spanner.instance(instanceId); | ||
const database = instance.database(databaseId); | ||
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const request = [ | ||
'CREATE SEQUENCE Seq BIT_REVERSED_POSITIVE', | ||
"CREATE TABLE Customers (CustomerId BIGINT DEFAULT nextval('Seq'), CustomerName character varying(1024), PRIMARY KEY (CustomerId))", | ||
]; | ||
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// Creates a new table with sequence | ||
try { | ||
const [operation] = await database.updateSchema(request); | ||
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console.log('Waiting for operation to complete...'); | ||
await operation.promise(); | ||
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console.log( | ||
'Created Seq sequence and Customers table, where the key column CustomerId uses the sequence as a default value' | ||
); | ||
} catch (err) { | ||
console.error('ERROR:', err); | ||
} | ||
database.runTransaction(async (err, transaction) => { | ||
if (err) { | ||
console.error(err); | ||
return; | ||
} | ||
try { | ||
const [rows, stats] = await transaction.run({ | ||
sql: "INSERT INTO Customers (CustomerName) VALUES ('Alice'), ('David'), ('Marc') RETURNING CustomerId", | ||
}); | ||
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rows.forEach(row => { | ||
console.log( | ||
`Inserted customer record with CustomerId: ${ | ||
row.toJSON({wrapNumbers: true}).customerid.value | ||
}` | ||
); | ||
}); | ||
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const rowCount = Math.floor(stats[stats.rowCount]); | ||
console.log(`Number of customer records inserted is: ${rowCount}`); | ||
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await transaction.commit(); | ||
} catch (err) { | ||
console.error('ERROR:', err); | ||
} finally { | ||
// Close the database when finished. | ||
await database.close(); | ||
} | ||
}); | ||
} | ||
await createSequence(instanceId, databaseId); | ||
// [END spanner_postgresql_create_sequence] | ||
} | ||
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process.on('unhandledRejection', err => { | ||
console.error(err.message); | ||
process.exitCode = 1; | ||
}); | ||
main(...process.argv.slice(2)); |
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