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78 lines
1.9 KiB
TypeScript
78 lines
1.9 KiB
TypeScript
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// Loaded from https://raw.githubusercontent.com/denjucks/dex/master/lib/dialects/redshift/index.js
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// Redshift
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// -------
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import inherits from '../../deps/inherits@2.0.4/inherits.js';
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import Client_PG from '../postgres/index.js';
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import _ from '../../deps/lodash@4.17.15/index.js';
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const map = _.map;
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import Transaction from './transaction.js';
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import QueryCompiler from './query/compiler.js';
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import ColumnBuilder from './schema/columnbuilder.js';
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import ColumnCompiler from './schema/columncompiler.js';
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import TableCompiler from './schema/tablecompiler.js';
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import SchemaCompiler from './schema/compiler.js';
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function Client_Redshift(config) {
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Client_PG.apply(this, arguments);
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}
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inherits(Client_Redshift, Client_PG);
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Object.assign(Client_Redshift.prototype, {
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transaction() {
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return new Transaction(this, ...arguments);
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},
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queryCompiler() {
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return new QueryCompiler(this, ...arguments);
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},
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columnBuilder() {
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return new ColumnBuilder(this, ...arguments);
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},
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columnCompiler() {
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return new ColumnCompiler(this, ...arguments);
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},
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tableCompiler() {
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return new TableCompiler(this, ...arguments);
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},
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schemaCompiler() {
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return new SchemaCompiler(this, ...arguments);
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},
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dialect: 'redshift',
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driverName: 'pg-redshift',
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_driver() {
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return require('pg');
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},
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// Ensures the response is returned in the same format as other clients.
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processResponse(obj, runner) {
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const resp = obj.response;
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if (obj.output) return obj.output.call(runner, resp);
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if (obj.method === 'raw') return resp;
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if (resp.command === 'SELECT') {
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if (obj.method === 'first') return resp.rows[0];
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if (obj.method === 'pluck') return map(resp.rows, obj.pluck);
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return resp.rows;
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}
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if (
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resp.command === 'INSERT' ||
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resp.command === 'UPDATE' ||
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resp.command === 'DELETE'
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) {
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return resp.rowCount;
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}
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return resp;
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},
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});
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export default Client_Redshift;
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