fix types in Materialize driver

Author: KSDaemon

packages/cubejs-materialize-driver/src/MaterializeDriver.ts

@@ -5,7 +5,15 @@
  */
 
 import { PostgresDriver, PostgresDriverConfiguration } from '@cubejs-backend/postgres-driver';
-import { BaseDriver, DownloadTableMemoryData, IndexesSQL, StreamOptions, StreamTableDataWithTypes, TableStructure } from '@cubejs-backend/base-driver';
+import {
+  BaseDriver,
+  DatabaseStructure,
+  DownloadTableMemoryData,
+  IndexesSQL,
+  StreamOptions,
+  StreamTableDataWithTypes,
+  TableStructure
+} from '@cubejs-backend/base-driver';
 import { PoolClient, QueryResult } from 'pg';
 import { reduce } from 'ramda';
 import { Readable } from 'stream';
@@ -18,16 +26,6 @@ export type ReadableStreamTableDataWithTypes = StreamTableDataWithTypes & {
   rowStream: Readable;
 };
 
-export type SchemaResponse = {
-  [schema: string]: {
-    [schemaObject: string]: {
-      name: string;
-      type: string;
-      attributes: any[];
-  }[];
-  }
-};
-
 /**
  * Materialize driver class.
  */
@@ -73,6 +71,7 @@ export class MaterializeDriver extends PostgresDriver {
       /**
        * Application name to set for the connection.
        */
+      // eslint-disable-next-line camelcase
       application_name?: string,
     } = {},
   ) {
@@ -175,7 +174,7 @@ export class MaterializeDriver extends PostgresDriver {
     return version.split(' ')[0];
   }
 
-  public async tablesSchema(): Promise<SchemaResponse> {
+  public async tablesSchema(): Promise<DatabaseStructure> {
     const version = await this.getMaterializeVersion();
     const query = this.informationSchemaQueryWithFilter(version);