{"record":{"id":"3d688d01f4e821b7","repo":"beekeeper-studio/beekeeper-studio","slug":"dynamodb-does-not-support-truncation-drop-and-re","errorCode":null,"errorMessage":"DynamoDB does not support truncation — drop and recreate instead","messagePattern":"DynamoDB does not support truncation — drop and recreate instead","errorType":"exception","errorClass":null,"httpStatus":null,"severity":"warning","filePath":"apps/studio/src-commercial/backend/lib/db/clients/dynamodb.ts","lineNumber":903,"sourceCode":"\n  async getRoutineCreateScript(): Promise<string[]> {\n    throw new Error('DynamoDB does not support routines');\n  }\n\n  async setElementName(): Promise<void> {\n    throw new Error('DynamoDB does not support renaming tables');\n  }\n\n  async setElementNameSql(): Promise<string> {\n    throw new Error('DynamoDB does not support renaming tables');\n  }\n\n  async setTableDescription(): Promise<string> {\n    throw new Error('DynamoDB does not support table descriptions');\n  }\n\n  async truncateElement(): Promise<void> {\n    throw new Error('DynamoDB does not support truncation — drop and recreate instead');\n  }\n\n  async truncateElementSql(): Promise<string> {\n    throw new Error('DynamoDB does not support truncation');\n  }\n\n  async truncateAllTables(): Promise<void> {\n    throw new Error('DynamoDB does not support truncation');\n  }\n\n  async duplicateTable(): Promise<void> {\n    throw new Error('DynamoDB does not support duplicating tables');\n  }\n\n  async duplicateTableSql(): Promise<string> {\n    throw new Error('DynamoDB does not support duplicating tables');\n  }\n","sourceCodeStart":885,"sourceCodeEnd":921,"githubUrl":"https://github.com/beekeeper-studio/beekeeper-studio/blob/4e3e03e3223b2b71a1af8926d455f533b80af837/apps/studio/src-commercial/backend/lib/db/clients/dynamodb.ts#L885-L921","documentation":"DynamoDBClient.truncateElement() always throws because DynamoDB has no TRUNCATE operation. Empties are performed by deleting and recreating the table, or by deleting all items (slow and consumes throughput). The message tells the user the drop-and-recreate workaround directly.","triggerScenarios":"Calling DynamoDBClient.truncateElement() or the UI 'Truncate table' action on a DynamoDB table.","commonSituations":"Test data cleanup flows; users switching from SQL databases who expect truncate to exist.","solutions":["Drop and recreate the table with the same key schema/indexes (as the error message suggests)","Use aws dynamodb delete-item loops or a parallel scan+delete only for small tables","Disable 'Truncate' in the UI and offer 'Drop' with a recreate helper"],"exampleFix":"// before\nawait client.truncateElement('users', 'table');\n// after\n// DynamoDB: no truncate; drop & recreate\nconst desc = await client.tableDescription('users');\nawait client.dropElement('users', 'table');\nawait recreateTable(desc);","handlingStrategy":"try-catch","validationCode":"if (isDynamoDBClient(client)) {\n  return proposeDropAndRecreate(table); // no TRUNCATE in DynamoDB\n}","typeGuard":"const supportsTruncate = (c: unknown): boolean => !(c instanceof DynamoDBClient);","tryCatchPattern":"try {\n  await client.truncateElement(table, 'table');\n} catch (e) {\n  if (e.message.includes('does not support truncation')) {\n    await dropAndRecreateTable(client, table);\n    return;\n  }\n  throw e;\n}","preventionTips":["Offer 'Drop & recreate' instead of 'Truncate' for DynamoDB tables","Preserve the table definition (DescribeTable) before dropping","Warn users that item-by-item deletion consumes RCU/WCU — prefer drop/recreate"],"tags":["dynamodb","nosql","unsupported-operation","truncate"],"backgroundTag":"unsupported-dynamodb-operation","analyzedSha":"4e3e03e3223b2b71a1af8926d455f533b80af837","analyzedAt":"2026-08-31T23:21:23.379Z","contentChangedAt":null,"schemaVersion":2},"datasetVersion":"2026-09-08T05:18:18.240Z"}