fix(questdb-driver): schema query error due to system tables

CONTRIBUTING.md

@@ -86,7 +86,7 @@ https://github.com/cube-js/cube.js/blob/master/packages/cubejs-jdbc-driver/READM
 
 #### Development
 
-Cube.js is written in a mixture of plain JavaScript and Typescript. TypeScript is preferred for new code.
+Cube.js is written in a mixture of plain JavaScript and TypeScript. TypeScript is preferred for new code.
 
 > Attention: Cube.js uses TypeScript configured in incremental mode, which uses cache to speed up compilation,  
 > but in some cases, you can run into a problem with a not recompiled file. To fix it, we recommend running `$ yarn clean` and `$ yarn tsc`.

packages/cubejs-questdb-driver/src/QuestDriver.ts

@@ -145,6 +145,10 @@ export class QuestDriver<Config extends QuestDriverConfiguration = QuestDriverCo
       if (tableName === undefined) {
         return;
       }
+      // Skip system tables.
+      if (tableName.startsWith('sys.')) {
+        return;
+      }
       const columns = await this.tableColumnTypes(tableName);
       metadata[''][tableName] = columns;
     }));
@@ -162,7 +166,7 @@ export class QuestDriver<Config extends QuestDriverConfiguration = QuestDriverCo
   }
 
   public async tableColumnTypes(table: string) {
-    const response: any[] = await this.query(`SHOW COLUMNS FROM ${table}`, []);
+    const response: any[] = await this.query(`SHOW COLUMNS FROM '${table}'`, []);
 
     return response.map((row) => ({ name: row.column, type: this.toGenericType(row.type) }));
   }
@@ -182,7 +186,7 @@ export class QuestDriver<Config extends QuestDriverConfiguration = QuestDriverCo
     try {
       for (let i = 0; i < tableData.rows.length; i++) {
         await this.query(
-          `INSERT INTO ${table}
+          `INSERT INTO '${table}'
         (${columns.map(c => this.quoteIdentifier(c.name)).join(', ')})
         VALUES (${columns.map((c, paramIndex) => this.param(paramIndex)).join(', ')})`,
           columns.map(c => this.toColumnValue(tableData.rows[i][c.name], c.type))

packages/cubejs-questdb-driver/test/QuestDriver.test.ts

@@ -49,9 +49,9 @@ describe('QuestDriver', () => {
     const tableData = await driver.query('select * from query_test', []);
 
     expect(tableData).toEqual([
-      { id: "1", created: '2020-01-01T00:00:00.000', price: 100.5 },
-      { id: "2", created: '2020-01-02T00:00:00.000', price: 200.5 },
-      { id: "3", created: '2020-01-03T00:00:00.000', price: 300.5 }
+      { id: '1', created: '2020-01-01T00:00:00.000', price: 100.5 },
+      { id: '2', created: '2020-01-02T00:00:00.000', price: 200.5 },
+      { id: '3', created: '2020-01-03T00:00:00.000', price: 300.5 }
     ]);
   });
 
@@ -66,4 +66,61 @@ describe('QuestDriver', () => {
       );
     }
   });
+
+  test('schema', async () => {
+    const schema = await driver.tablesSchema();
+
+    expect(schema['']).toEqual({
+        'query_test': [
+          {
+            name: 'id',
+            type: 'LONG',
+          },
+          {
+            name: 'created',
+            type: 'date',
+          },
+          {
+            name: 'price',
+            type: 'DOUBLE',
+          },
+        ],
+        'telemetry': [
+          {
+            name: 'created',
+            type: 'TIMESTAMP',
+          },
+          {
+            name: 'event',
+            type: 'SHORT',
+          },
+          {
+            name: 'origin',
+            type: 'SHORT',
+          },
+        ],
+        'telemetry_config': [
+          {
+            name: 'id',
+            type: 'LONG256',
+          },
+          {
+            name: 'enabled',
+            type: 'boolean',
+          },
+          {
+            name: 'version',
+            type: 'SYMBOL',
+          },
+          {
+            name: 'os',
+            type: 'SYMBOL',
+          },
+          {
+            name: 'package',
+            type: 'SYMBOL',
+          },
+        ],
+    });
+  });
 });

packages/cubejs-testing-shared/src/db/questdb.ts

@@ -8,7 +8,7 @@ type QuestStartOptions = DBRunnerContainerOptions & {
 
 export class QuestDBRunner extends DbRunnerAbstract {
   public static startContainer(options: QuestStartOptions) {
-    const version = process.env.TEST_QUEST_DB_VERSION || options.version || '6.2.1';
+    const version = process.env.TEST_QUEST_DB_VERSION || options.version || '6.4.1';
 
     const container = new GenericContainer(`questdb/questdb:${version}`)
       .withExposedPorts(8812)

packages/cubejs-testing/DEVELOPMENT.md

@@ -53,7 +53,7 @@ $ export BIRDBOX_CUBEJS_REGISTRY_PATH=localhost:5000/
 $ export BIRDBOX_CYPRESS_BROWSER=chrome
 $ export BIRDBOX_CYPRESS_TARGET=postgresql
 $ export DEBUG=testcontainers
-$ yarn database:minimal
+$ yarn dataset:minimal
 $ yarn cypress:install
 $ yarn cypress:birdbox
 ```

packages/cubejs-testing/test/__snapshots__/smoke-questdb.test.ts.snap

@@ -3,7 +3,7 @@
 exports[`questdb query measure: query 1`] = `
 Array [
   Object {
-    "Orders.totalAmount": "114",
+    "Orders.totalAmount": "1700",
   },
 ]
 `;

yarn.lock

@@ -7083,6 +7083,11 @@
   resolved "https://registry.yarnpkg.com/@types/uuid/-/uuid-8.3.3.tgz#c6a60686d953dbd1b1d45e66f4ecdbd5d471b4d0"
   integrity sha512-0LbEEx1zxrYB3pgpd1M5lEhLcXjKJnYghvhTRgaBeUivLHMDM1TzF3IJ6hXU2+8uA4Xz+5BA63mtZo5DjVT8iA==
 
+"@types/uuid@^8.3.4":
+  version "8.3.4"
+  resolved "https://registry.yarnpkg.com/@types/uuid/-/uuid-8.3.4.tgz#bd86a43617df0594787d38b735f55c805becf1bc"
+  integrity sha512-c/I8ZRb51j+pYGAu5CrFMRxqZ2ke4y2grEBO5AUjgSkSk+qT2Ea+OdWElz/OiMf5MNpn2b17kuVBwZLQJXzihw==
+
 "@types/webpack-dev-server@^3.11.0":
   version "3.11.6"
   resolved "https://registry.yarnpkg.com/@types/webpack-dev-server/-/webpack-dev-server-3.11.6.tgz#d8888cfd2f0630203e13d3ed7833a4d11b8a34dc"