87 lines
2.2 KiB
JavaScript
87 lines
2.2 KiB
JavaScript
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// Redshift
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// -------
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const Client_PG = require('../postgres');
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const map = require('lodash/map');
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const Transaction = require('./transaction');
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const QueryCompiler = require('./query/redshift-querycompiler');
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const ColumnBuilder = require('./schema/redshift-columnbuilder');
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const ColumnCompiler = require('./schema/redshift-columncompiler');
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const TableCompiler = require('./schema/redshift-tablecompiler');
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const SchemaCompiler = require('./schema/redshift-compiler');
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const ViewCompiler = require('./schema/redshift-viewcompiler');
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class Client_Redshift extends Client_PG {
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transaction() {
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return new Transaction(this, ...arguments);
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}
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queryCompiler(builder, formatter) {
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return new QueryCompiler(this, builder, formatter);
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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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viewCompiler() {
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return new ViewCompiler(this, ...arguments);
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}
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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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toPathForJson(jsonPath, builder, bindingsHolder) {
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return jsonPath
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.replace(/^(\$\.)/, '') // remove the first dollar
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.split('.')
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.map(
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function (v) {
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return this.parameter(v, builder, bindingsHolder);
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}.bind(this)
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)
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.join(', ');
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}
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}
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Object.assign(Client_Redshift.prototype, {
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dialect: 'redshift',
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driverName: 'pg-redshift',
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});
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module.exports = Client_Redshift;
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