About DolphinDB
Getting Started
Deployment
Deploy and upgrade DolphinDB on premise or in the cloud
Database
Core features of DolphinDB's distributed architecture, basic database operations, and configuration setup.
Streaming
Publish, subscribe to, and process streaming data
Migration
Import and migrate data from various data sources to DolphinDB databases
Maintenance
Database maintenance and system management
Troubleshooting
Common errors and corresponding solutions
Programming Guide
DolphinDB scripting language and SQL reference
Function References
Reference for all built-in functions
API & Connector
API in different languages for users to call DolphinDB from their programs
Plugins
Guidance on the use of plugins and plugin development for multiple application scenarios
Tutorials
Tutorials on database concepts and application scenarios
Release Notes
Release notes and compatibility changes for DolphinDB server, plugins and APIs

S03042

Error Code

S03042

Error Message

The number of result columns must match the number of metrics. RefId: S03042

Probable Causes

The calculation formulas specified by the metric parameter of createTimeSeriesEngine function will be output to the ouput table specified by outputTable parameter. This error occurs when the number of result columns doesn’t match the number of metrics.

Solutions

Make sure the number of result columns matches the number of metrics. Refer to createTimeSeriesEngine for how to set appropriate schema for output table.