Teradata

Category: Database Connectors

Introduction

This document is created to help setup a mindzieDataDesigner connector to Teradata database. The mindzieDataDesigner is the ETL tool used by mindzieStudio to convert database tables to process mining event logs. The purpose of this document is to help creating the connection string and opening ports on the firewall if required.

Overview

The Teradata connector provides high-performance connectivity to Teradata systems for enterprise-scale analytics and process mining scenarios.

System Requirements

  • Database System: Teradata Database 16.0 or later (17.x recommended)
  • Architecture: Massively Parallel Processing (MPP)
  • Platform Support: Teradata systems on various platforms
  • Dependencies: Teradata .NET Data Provider
  • Network: Teradata Gateway or direct network connectivity

Connection String Format

Basic Format

Data Source=hostname;User ID=username;Password=password;Database=database_name;

Connection Parameters

Parameter Description Required Example
Data Source Teradata server name Yes teradata.company.com
User ID Username Yes mindzie_user
Password Password Yes SecurePassword123
Database Default database No ANALYTICS_DB
Connection Timeout Connection timeout No 60
Command Timeout Query timeout No 1800
Session Mode Session mode No Teradata
Logmech Authentication mechanism No TD2

Connection Examples

Standard Connection

Data Source=teradata-prod.company.com;User ID=mindzie_user;Password=SecurePassword123;Database=PROCESS_ANALYTICS;

Connection with Extended Timeout

Data Source=teradata.company.com;User ID=analyst;Password=password;Database=DW;Connection Timeout=120;Command Timeout=3600;

LDAP Authentication

Data Source=teradata-server;User ID=domain\username;Password=password;Database=ANALYTICS;Logmech=LDAP;

Multi-Statement Connection

Data Source=teradata.company.com;User ID=user;Password=password;Database=DB;Session Mode=Teradata;

Troubleshooting

Common Issues

"Login failed" Error

  • Verify username and password
  • Check authentication mechanism (Logmech)
  • Ensure user account is not locked
  • Validate network connectivity to Teradata system

"Database not found" Error

  • Verify database name exists
  • Check user permissions for database access
  • Ensure proper database qualification in queries

"Query timeout" Error

  • Increase Command Timeout value
  • Optimize query performance
  • Check for resource constraints
  • Monitor workload management settings

"Connection timeout" Error

  • Increase Connection Timeout value
  • Check network connectivity and latency
  • Verify Teradata system availability
  • Review firewall and network configuration

mindzie Server Access: For enhanced security, you can configure your firewall to only allow connections from mindzie servers by whitelisting specific IP addresses. Contact mindzie support to obtain the current IP addresses for the mindzie servers you are using.


💡 Tip: Leverage Teradata's columnar capabilities and temporal features for efficient time-based process mining analysis on large enterprise datasets.

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