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2 changes: 1 addition & 1 deletion server/node-service/package.json
Original file line number Diff line number Diff line change
Expand Up @@ -37,6 +37,7 @@
"@aws-sdk/client-lambda": "^3.332.0",
"@aws-sdk/client-s3": "^3.332.0",
"@aws-sdk/s3-request-presigner": "^3.332.0",
"@duckdb/node-api": "^1.3.0-alpha.21",
"@google-cloud/bigquery": "^6.1.0",
"@google-cloud/storage": "^6.10.1",
"@supabase/supabase-js": "^2.26.0",
Expand All @@ -52,7 +53,6 @@
"base64-arraybuffer": "^1.0.2",
"bluebird": "^3.7.2",
"cors": "^2.8.5",
"duckdb-async": "^1.1.3",
"dynamodb-data-types": "^4.0.1",
"express": "^4.21.0",
"express-async-errors": "^3.1.1",
Expand Down
14 changes: 8 additions & 6 deletions server/node-service/src/plugins/duckdb/index.ts
Original file line number Diff line number Diff line change
@@ -1,7 +1,7 @@
import { DataSourcePlugin } from "lowcoder-sdk/dataSource";
import dataSourceConfig, { DataSourceDataType } from "./dataSourceConfig";
import queryConfig, { ActionDataType } from "./queryConfig";
import { Database } from "duckdb-async";
import { DuckDBInstance } from "@duckdb/node-api";
import { ServiceError } from "../../common/error";

// Helper function to handle BigInt serialization
Expand All @@ -23,20 +23,22 @@ const duckdbPlugin: DataSourcePlugin<ActionDataType, DataSourceDataType> = {
run: async function (actionData, dataSourceConfig): Promise<any> {
const { databaseFile, options } = dataSourceConfig;
const parsedOptions = JSON.parse(options);
const db = await Database.create(databaseFile, parsedOptions);
const instance = await DuckDBInstance.create(databaseFile, parsedOptions);
const db = await instance.connect();

if (actionData.actionName === "Query") {
try {
const result = await db.all(actionData.queryString);
const result = await db.runAndReadAll(actionData.queryString);
const data = await result.getRows();
// Apply BigInt serialization to each row
return result.map(serializeBigInts);
return data.map(serializeBigInts);
} catch (error) {
throw new ServiceError((error as Error).message);
} finally {
await db.close();
await db.closeSync();
}
}
},
};

export default duckdbPlugin;
export default duckdbPlugin;
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