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Implement Cockroachdb interaction

pull/1579/head
Sammy-T 2022-10-24 06:47:35 -04:00
parent 38c9da4e55
commit 33422d8a6c
3 changed files with 22 additions and 6 deletions
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7
lib/db.js
View File

@ -1,6 +1,7 @@
export const PRISMA = 'prisma';
export const POSTGRESQL = 'postgresql';
export const MYSQL = 'mysql';
export const COCKROACHDB = 'cockroachdb';
export const CLICKHOUSE = 'clickhouse';
export const KAFKA = 'kafka';
export const KAFKA_PRODUCER = 'kafka-producer';
@ -14,6 +15,10 @@ BigInt.prototype.toJSON = function () {
export function getDatabaseType(url = process.env.DATABASE_URL) {
const type = url && url.split(':')[0];
if (process.env.COCKROACH_DB) {
return COCKROACHDB;
}
if (type === 'postgres') {
return POSTGRESQL;
}
@ -24,7 +29,7 @@ export function getDatabaseType(url = process.env.DATABASE_URL) {
export async function runQuery(queries) {
const db = getDatabaseType(process.env.CLICKHOUSE_URL || process.env.DATABASE_URL);
if (db === POSTGRESQL || db === MYSQL) {
if (db === POSTGRESQL || db === MYSQL || db === COCKROACHDB) {
return queries[PRISMA]();
}

15
lib/prisma.js
View File

@ -2,7 +2,7 @@ import { PrismaClient } from '@prisma/client';
import chalk from 'chalk';
import moment from 'moment-timezone';
import debug from 'debug';
import { PRISMA, MYSQL, POSTGRESQL, getDatabaseType } from 'lib/db';
import { PRISMA, MYSQL, POSTGRESQL, COCKROACHDB, getDatabaseType } from 'lib/db';
import { FILTER_IGNORED } from 'lib/constants';
const MYSQL_DATE_FORMATS = {
@ -55,6 +55,13 @@ function getClient(options) {
function getDateQuery(field, unit, timezone) {
const db = getDatabaseType(process.env.DATABASE_URL);
if (db == COCKROACHDB) {
if (timezone) {
return `to_char(date_trunc('${unit}', ${field} at time zone '${timezone}')::TIMESTAMP)`;
}
return `to_char(date_trunc('${unit}', ${field})::TIMESTAMP)`;
}
if (db === POSTGRESQL) {
if (timezone) {
return `to_char(date_trunc('${unit}', ${field} at time zone '${timezone}'), '${POSTGRESQL_DATE_FORMATS[unit]}')`;
@ -76,7 +83,7 @@ function getDateQuery(field, unit, timezone) {
function getTimestampInterval(field) {
const db = getDatabaseType(process.env.DATABASE_URL);
if (db === POSTGRESQL) {
if (db === POSTGRESQL || db === COCKROACHDB) {
return `floor(extract(epoch from max(${field}) - min(${field})))`;
}
@ -88,7 +95,7 @@ function getTimestampInterval(field) {
function getJsonField(column, property, isNumber) {
const db = getDatabaseType(process.env.DATABASE_URL);
if (db === POSTGRESQL) {
if (db === POSTGRESQL || db === COCKROACHDB) {
let accessor = `${column} ->> '${property}'`;
if (isNumber) {
@ -229,7 +236,7 @@ function parseFilters(table, column, filters = {}, params = [], sessionKey = 'se
async function rawQuery(query, params = []) {
const db = getDatabaseType(process.env.DATABASE_URL);
if (db !== POSTGRESQL && db !== MYSQL) {
if (db !== POSTGRESQL && db !== MYSQL && db !== COCKROACHDB) {
return Promise.reject(new Error('Unknown database.'));
}

6
scripts/copy-db-files.js
View File

@ -6,6 +6,10 @@ const del = require('del');
function getDatabaseType(url = process.env.DATABASE_URL) {
const type = process.env.DATABASE_TYPE || (url && url.split(':')[0]);
if (process.env.COCKROACH_DB) {
return 'cockroachdb';
}
if (type === 'postgres') {
return 'postgresql';
}
@ -15,7 +19,7 @@ function getDatabaseType(url = process.env.DATABASE_URL) {
const databaseType = getDatabaseType();
if (!databaseType || !['mysql', 'postgresql'].includes(databaseType)) {
if (!databaseType || !['mysql', 'postgresql', 'cockroachdb'].includes(databaseType)) {
throw new Error('Missing or invalid database');
}