Alation
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  • Alation University
  • API Documentation

Welcome to Alation

  • About Alation
    • Why is the Alation Data Catalog Unique?
    • Where Should I Start?
    • What Is in My Catalog?
    • Alation Portal
  • Alation Cloud and On-Premise
  • Quick Start Guides
  • User Profile and Preferences
    • Manage Account Settings
    • Edit Your Preferences and Profile
  • Catalog Basics
    • Generate Tokens for the Alation API
    • Access, Roles, and Permissions
    • Roles Overview V R7 (5.12.x) and Newer
    • Viewer Role
    • Hats in Alation
    • Customizable Homepage
    • Alation User Survey
    • Top Navigation Bar
    • Full-Page Search
    • How to Search
    • Using Advanced Search
    • Searching and Filtering
    • Statistical Search Results
    • External Search (Beta)
    • Watch Catalog Objects
    • How Do I Find Watched Objects?
    • Email Notifications for Watchers and Stewards
    • Automated and Manually-contributed Knowledge about Your Data
    • Using Catalog Page Question Marks to Query Top Users
    • Soft Delete & Hard Delete
    • Describing Data Quality
    • Requesting Notifications
  • Domains
    • What Are Domains?
    • Managing Domains
    • Domains Search
  • Best Practices
    • Write Articles to Retain Tribal Knowledge
    • Curate Catalog Pages to Clarify Your Data
    • Use Trust Flags and Proceed with Confidence
    • Design Homepages to Make a Good First Impression
    • Alation/Tableau Best Practices
  • Alation Glossary

Alation Cloud Service

  • Cloud Service Overview
    • Geographic Availability
    • Cloud Networking
    • Non-Production Environments in the Cloud
    • Cloud Service Security
    • Alation Cloud Roles and Responsibilities
    • Communicating with Alation
    • Migrating from On-Prem to Cloud
  • Configuration for Cloud
    • Whitelist the Alation Cloud Service IP
    • Cloud Service Configuration Limitations
  • Alation Agent
    • Installing the Alation Agent
    • Connecting the Agent to Data Sources
    • Managing Connectors
    • Working with the Agent’s Certificates
    • Upgrading the Agent
    • Deleting and Reconnecting the Agent in Alation
    • Uninstalling and Reinstalling the Agent Software
    • Starting and Stopping the Agent
    • Troubleshooting the Agent

Installation & Configuration

  • Install Alation
    • Preparing for Installation
    • System Requirements
    • Network Requirements
    • Installation Readiness
    • Installation Process
    • User Authentication with LDAP
    • Configure Authentication with SAML from Alation Shell
    • Configure Authentication with SAML from Admin Settings
    • Enable SCIM Integration for User and Group Management
    • Managing Token Authentication for SCIM Sync
    • Set Up SCIM Integration in Okta
    • Set Up SAML and SCIM Integration in PingFederate
    • Set Up SAML and SCIM Integration in Azure AD
    • Testing SCIM Configuration
    • View SCIM Configuration in alation_conf
    • Troubleshooting SCIM Configuration
    • Configure Authentication with OpenID Connect
    • Email Server Configuration
    • HTTPS
    • Installing on High Availability (HA) Pair
    • Sizing Guidelines Detail
    • How to Configure Alation to Use HTTP Proxy for All Web-bound Traffic
    • How to Change the Base URL
    • How to Update a License File
  • High Availability
    • Overview of High Availability
    • HA Requirements
    • Set Up High Availability
    • Revert the High Availability Pair to Standalone Mode
    • Failover to Secondary
    • Migrate from Legacy to Supported High Availability
    • Set up Replication on HA Pair (4.7 and Below)
  • Runbook for Administrators
    • Alation Runbook for Administrators
  • Update Alation
    • Update Alation to 2022.2
    • Update Alation to 2022.1
    • Resetting ETL Checkpoint for User Data
    • Update Alation to 2021.4
    • Update Alation from 2021.4.x to 2021.4.4 or Later Patches
    • Validating the Value of Parameter elasticsearch.env.es_java_opts
    • Update Alation to 2021.3
    • Update Alation to 2021.2
    • Update Alation to 2021.1
    • Update Alation to 2020.4
    • Pre-Update Reindexing Script for 2020.4
    • Update Alation to 2020.3
    • Updating Alation to V R7 (5.12.x)
    • Elasticsearch Upgrade to 7.4 FAQ and Troubleshooting
    • Update Alation to V R6 (5.10.x)
    • Upgrade Internal PostgreSQL Instances from 9.3 to 9.6
    • Update Alation to V R5 (5.9.x)
    • Update Safety Best Practices
    • Release-specific Update Pre-checks
    • Manual Software Update for Standalone Systems
    • Update HA Pair Configuration (4.7 and above)
    • Update HA Pair with Cluster Splitting
    • Update Alation Connector Manager
  • Backup and Restore How-tos
    • Backup and Restore for Version 4.6.1.6653 and Above
    • Backup V2
    • Backup and Restore Process - Release 2021.4 or Newer
    • Restore OCF Components After Restoring an Alation Backup
    • How to Make Sure That the Installed OCF Connectors are Backed Up
    • Setting up a Custom Backup Schedule
    • Copying Backup Files to a Remote Location
    • How to Check The Current Backup Tool
    • Restoring Alation Analytics
    • Backup and Restore Using pgBackRest (Beta)
  • Alation Analytics V2
    • Transition from Alation Analytics V1 to Alation Analytics V2
    • Enable and Install Alation Analytics V2
    • User Access to Alation Analytics V2
    • Whitelist Connections for Alation Analytics V2
    • Alation Analytics V2 Server Architecture
    • Update Alation Analytics V2
    • Alation Analytics V2 ETL
    • Maintain Alation Analytics V2
    • Clear the Data from the Alation Analytics V2 Database
    • Alation Analytics V2 Backup and Restore
    • Remove Alation Analytics V2 Data Source From the Catalog
    • Uninstall Alation Analytics V2
    • Remove Alation Analytics V1 Data Source From the Catalog
    • Alation Analytics V2 Database Model
    • Embed External Visualizations
    • Alation Analytics V2 Dashboard
    • Alation Analytics Top Contributors
  • Alation Container Service
    • Install Docker Using Alation Container Service
  • Alation Sandbox
    • Overview of the Alation Sandbox Program
    • Install Alation Sandbox
    • Configure Access to Backups on AWS S3
    • Configure Sandbox
    • Run the Sandbox Executable
    • Resume Sandbox Run
    • Update Sandbox Configuration Parameters
    • Sandbox FAQ
    • Scarlet Installation and Configuration

Sources

  • Catalog Sources
    • Types of Catalog Sources
    • Sources Page
    • Access Tab
    • Metadata Extraction
    • Query Log Ingestion
    • Deleting a Data Source
  • Virtual Data Sources
    • Virtual Data Source for NoSQL Databases
    • Adding a NoSQL Virtual Data Source
    • Avro Data Types Support
    • Viewing the Avro Schema Catalog Page
    • Viewing NoSQL Schemas in Virtual Data Sources
    • Schema Versioning for NoSQL Virtual Data Sources
    • Loading Metadata into a NoSQL Virtual Data Source
    • Populating a Virtual Data Source From a CSV File
  • Lineage V2
    • Enabling Lineage V2
    • Dataflow Objects
    • Reading the Lineage V2 Diagram
    • Lineage Impact Analysis
    • Lineage V2 API Quick Start Guide
    • Dataflow API Quick Start Guide
    • Frequently Asked Questions about Lineage V2 and Dataflow Objects
    • Modifying the Number of Collapsed Nodes in Lineage V2 Diagrams
  • Lineage V3
    • Lineage V3 Overview
    • Enabling Lineage V3
    • Troubleshooting Lineage V3 Migration
    • Lineage V3 Feature Flag in alation_conf
    • Manual Lineage Curation
    • Creating Lineage Data Manually
  • API Resources
  • Working with Catalog Data
    • Extract Synonyms
    • Catalog Table Page Overview
    • Downloading a Data Dictionary
    • Importing a Data Dictionary from a CSV or TSV File
    • Importing a Data Dictionary from an ER or Studio File
    • Asynchronous Data Dictionary Download
    • Uploading Data
    • Finding Title and Description Revision History
    • Viewing Field History
    • Struct Data Type in Hive Data Sources
    • Deprecation Propagation Feature
    • Add Endorsements, Warnings, and Deprecation Messages to Data
    • How Top User Expertise Is Calculated
    • Upvoting and Downvoting Top Users
    • Data Popularity
    • Table Lineage
    • Columns and Samples
  • Open Connector Framework
    • Open Connector Framework (OCF) Overview
    • Install Alation Connector Manager
    • Auto-Install Docker as Alation Connector Manager Dependency
    • Install Docker for Alation Versions 2020.3.x - 2021.1.x
    • Enable OCF Ingestion Service
    • Install OCF BI Connectors
    • Manage Connectors
    • Maintaining OCF Connectors
    • OCF Connector Catalog User Experience
    • Troubleshooting
    • Informatica PowerCenter Connector: Overview
    • Informatica PowerCenter Connector: Install and Configure
    • Migration from Native to OCF Connector
    • MySQL Connector: Overview
    • MySQL Connector: Install and Configure
    • Looker Connector: Overview
    • Looker Connector: Install and Configure
    • Oracle Connector: Overview
    • Oracle Connector: Install and Configure
    • PostgreSQL Connector: Overview
    • PostgreSQL Connector: Install and Configure
    • Power BI Connector: Overview
    • Power BI Connector: Install and Configure
    • Power BI Scanner Connector: Overview
    • Power BI Scanner Connector: Install and Configure
    • Qlik Sense Enterprise Connector: Overview
    • Qlik Sense Enterprise Connector: Install and Configure
    • SAP BusinessObjects Connector: Overview
    • SAP BusinessObjects Connector: Install and Configure
    • SAP BW Connector: Overview
    • SAP BW Connector: Install and Configure

Data Sources

  • Data Source Configuration
    • Prerequisites
    • Add Data Sources
    • Configuring a Data Source
    • Table Privacy Settings
    • Installing Certificates for Secure Data Source Connections
    • Configuring Kerberos for Data Source Authentication
    • Feature Flags For Data Sources
  • Adding Data Sources
    • AWS Glue without Hive
    • Azure Data Warehouse
    • Cassandra
    • Databricks AWS
    • DB2 LUW
    • Greenplum
    • Impala
    • MongoDB
    • MemSQL
    • MySQL
    • Netezza
    • Oracle
    • PostgreSQL
    • Presto on Hive
    • Redshift
    • Salesforce
    • SAP Hana
    • SAS
    • Snowflake
    • Snowflake OAuth For Compose
    • SQL Server
    • Sybase IQ
    • Sybase Adaptive Server Enterprise (ASE)
    • Teradata
    • Vertica
    • Kerberos Configuration (General)
    • Configure Alation DB
    • Appendix
  • Compose SSO for AWS Data Sources
    • Compose SSO for AWS Data Sources: Create an Authentication Application
    • Compose SSO with AWS Sources: Configure AWS IAM Plug-in
    • SSO Authentication for AWS Athena Data Source
    • SSO Authentication for AWS DynamoDB Data Source
    • SSO Authentication for AWS Redshift Data Source
    • Troubleshoot SSO Authentication with AWS Data Sources
  • Compose SSO for Azure Data Sources
    • Compose SSO for Azure Data Sources: Register an Application in Azure AD
    • Compose SSO for Azure Data Sources: Configure Compose SSO in Alation
    • OAuth Plugin CRUD Operations
  • Authentication for Extraction
    • Configure Extraction with AWS IAM Authentication
    • Troubleshoot the Configuration of MDE with IAM Authentication
    • Integration with Azure Key Vault for Data Source Authentication
  • Custom DB
    • Add Custom Drivers
    • CData Drivers
    • Driver Fixer
    • Add Custom DB to Alation
    • Metadata Extraction From Custom DB
    • Guidelines for Creating Queries for MDE
    • Sampling and Profiling
    • QLI From Custom DB
    • File-Based Query Log Ingestion
    • View-Based QLI
    • SQL Query QLI
    • AWS Athena
    • Update the Simba JDBC Driver for Athena to Support SSO
    • AWS DynamoDB
    • Azure Cosmos DB
    • Azure Data Warehouse (Azure SQL DW)
    • Confluent Kafka
    • Databricks for Custom DB
    • Databricks Azure
    • Databricks Azure OAuth for Compose
    • Denodo
    • Elasticsearch
    • EMR SparkSQL
    • EMR Presto on Hive with AWS Glue as Metastore
    • GCP Databricks
    • GitHub
    • MariaDB
    • MarkLogic
    • MongoDB
    • MongoDB Atlas
    • NetSuite
    • Parquet (AWS S3)
    • Salesforce
    • ServiceNow
    • Splunk
    • SQL Server Analysis Service (SSAS)
    • Starburst Enterprise Presto
    • Example Queries for Query-Based MDE
    • Example JSONs for File-Based QLI
    • Troubleshooting for CData Data Sources
  • Google Big Query
    • Google BigQuery Prerequisites
    • Google BigQuery Setup in Alation
    • Google BigQuery FAQ
    • Troubleshooting
    • Additional Information
  • Hive
    • Hive Overview
    • Add Hive Data Sources to Alation
    • Configuration-Based Hive
    • Default Hive
    • Hive Data Source Settings
    • Migrating Existing Hive Data Sources to Configuration-Based Hive
    • Hive with AWS Glue Metastore
    • Hive 2 on EMR with QLI over S3
    • Hive Tez Query Log Ingestion Setup
    • Spark Support for Hive

BI Sources

  • Add BI Sources
    • How To Set BI Tool Feature Flags
    • Add a BI Server as a Source
    • Extract BI Server Metadata
    • MicroStrategy
    • SQL Server Reporting Service (SSRS)
    • Custom BI Tools
    • Disable Automatic Lineage Generation FAQ
  • Add Tableau Server
    • Tableau Source Feature Flags
    • Prerequisites for Adding a Tableau Source to Alation
    • Add Tableau Sources on Legacy Framework
    • Add Tableau Sources on GBM V2
    • Migrate Catalog Data to a New Tableau Source on Generic Model
    • Tableau Troubleshooting Tips
  • Working with BI Sources
    • Overview of Catalog Pages for Tableau Sources on the Generic BI Model
    • Tableau Permission Mirroring
    • Set Permissions for Tableau Objects Flags
    • GBM V2 APIs Overview
    • Types of BI Tools
    • Search for Reports
    • Report Catalog Page
    • Finding Source Data Lineage
    • Importing Report Metadata

File System Sources

  • Add File Systems
    • Add a File System
    • Access to File Systems
    • Azure Blob Storage
    • Azure Data Lake Storage (ADLS)
    • HDFS
    • S3
  • Virtual File Systems
    • Set up and Populate Virtual File Systems

Alation for Analysts

  • User Authentication for Data Sources
    • Working with Data Source Connections
    • Switching and Removing Data Source Accounts
    • Transient User Credentials
    • Authenticate to AWS Data Sources with SSO
  • Articles, Glossaries, Tags
    • Working with Articles
    • Autosave for Articles
    • Enrolling Articles into Agile Approval
    • Granting Access to Articles (V R4 and later)
    • How to Create or Edit an Article
    • Taxonomy
    • Building a Taxonomy
    • Viewing Table and Query Previews in Articles
    • Inserting an Excel Table into an Article
    • Searching PDFs Attached to Articles?
    • How to Use Tags
  • Conversations
    • Inbox
    • Starting a New Conversation
    • Connecting Conversations to Catalog Pages
    • User Notification on Mention
    • Viewing and Adding Users to Conversations
  • Query Collaboration
    • Taking Turns Editing a Query
    • Granting Access to Queries in Compose
    • Sharing Queries in Compose
    • Granting Access and Sharing Queries in the Catalog
    • Adding Query Authors in the Catalog
    • Requesting Access to Queries
    • Viewing Queries by Other Users
    • Collaborating on Queries (V R5)
  • Writing Queries
    • Data Browser
    • Compose Toolbar
    • Results Toolbar
    • Opening Queries in Compose
    • Writing Queries Faster and Embedding Code Snippets
    • Starting a New Query
    • Finding Queries
    • Finding Ingested Queries
    • Publishing a Query
    • Differences between Publishing and Saving a Query
    • Understanding Query Warnings
    • Uploading Old Queries
    • Using Queries from Another User
    • Discarding a Query
    • Custom DB Column Profile Preview
    • Keyboard Shortcuts
    • Quick Compose Navigation Tips
  • Developing Queries
    • Schedule Queries
    • Query Version History
    • Comparing Versions in Query Version History
    • Saving Queries and Types of Query Versions
    • Undoing a Restore from Query Version History
    • Cloning Queries
    • Previewing Your Data as You Work
    • Query Forms and Parameters
    • Configure Multi-Select Filters For Query Forms
    • Clear a Query Form
    • Cancel Query Form Execution
    • Working with Query Forms in the Catalog
    • SmartSuggest
    • Reusing Filters and Joins
    • Run Options
    • Viewing Query Revision History
    • How to Create Query Groups
    • What are Excel Live Reports?
    • Sharing a query
  • Working with Query Results
    • Configure Query Result Row Limit
    • Configuring Query Result Size
    • Export Query Results To an XLSX File
    • Copy the Query SQL Code From the Results Pane
    • Query Results Cache
    • Query Results Privacy
    • Exporting Results
    • Viewing Query Results History
    • Building a Pivot Table
    • Sharing Query Results
    • Embedding Results in an Article
    • Scheduled Query Result Notification
    • Exporting Results to Plot.ly
    • Exporting Results to Tableau
  • Alation Analytics
    • Working with Alation Analytics
    • Analytics Metadata Descriptions
    • Analytics ETL on Demand
    • Alation Analytics UUID
    • Object Query Maker
    • Alation Analytics QUERY INDEX
    • Alation Analytics Sample Queries
    • Articles Audit
    • Queries Audit
    • Compose Analytics
    • Contribution Summary by Group
    • Alation Analytics Object Queries
    • Alation Analytics Article Fields
    • Active And Inactive Users
    • Compose Query Each Day
    • Stewards, Titles, and Descriptions Tables
    • Attribute Values
    • Articles From the Last 30 Days
    • Tables in Alation with Pivot
    • Who Has Accessed Alation?
    • Table Titles and Descriptions
    • Object Visits
    • Server and Catalog Administrators
    • Shared Queries
    • Objects by Number of Users Visiting
    • Specific Object Fields
    • Tableau Object Visits
    • Article Visits
    • All Stewards
    • All Objects With and Without Stewards
    • Data Source Names
    • Flagging Activity
    • All Tableau Objects
    • Full Data Dictionary
    • Top Users by Page Visits
    • Curation progress (Titles and Descriptions Only)
    • All Tableau Workbook Attributes

Alation for Data Stewards

  • Governance App
    • Data Governance Page
  • Policy Center
    • Using Policy Center
    • Working with Data Policies
    • Working with Policies
    • Curating Policies
    • Policy Groups
  • Workflow Center
    • Configuring Workflow Center
    • Managing Workflows
    • Suggesting Changes
  • Governance Dashboard
    • Using the Governance Dashboard
    • Configuring the Governance Dashboard
  • Stewardship Workbench
    • Configuring Stewardship Workbench
    • Using Stewardship Workbench
    • Bulk Update Custom Fields
    • Bulk Update Stewards
  • Analytics Stewardship
    • Stewardship Dashboard
    • Curation Progress
    • Working with the Catalog Activity Report
    • Data Objects Without Stewards
    • Using the Titles and Descriptions Chart
    • Using the Governance Tracking Dashboard
    • Metadata Change Log
  • Business Glossaries
    • Working with Glossaries
    • Running Lexicon to Suggest Terms
    • Working with Suggested Terms
    • Frequently Asked Questions about Suggested Terms
    • Create a Glossary and Add a Custom Field
    • Creating a New Glossary
    • Viewing Articles in the Business Glossary View
  • Customize Your Data Catalog
    • Understanding Catalog Templates
    • Creating Custom Fields for Catalog Pages
    • Applying Custom Fields to Templates
    • Custom Field Permissions
    • Creating Object Set Back References
    • Editing Object Template Layout
    • Building Custom Templates for Articles
    • Using Custom Article Templates
    • Creating Articles and Article Template Custom Fields
    • Object Equivalences Tab
  • Data Documentation
    • Create and View Catalog Sets
    • Conditional Catalog Sets
    • Bulk-Editing Conditional Catalog Set Members
    • Manual Catalog Sets
    • Value Title Lookup
    • Creating and Using Catalog Sets
    • Frequently Asked Questions about Catalog Sets
  • Auto-titling and Lexicon
    • Robot Heads
    • Run Lexicon - First Time
    • Auto-Titling
    • Work with the Lexicon - Versions up to 2020.4.x
    • Work with the Lexicon - 2020.4 and Later
    • Improve the Lexicon
    • Run the Lexicon Job Manually
    • Frequently Asked Questions about Lexicon
    • Configure Lexicon Manually and Upload Lexicon
    • Titling Your Data
    • Naming Data with Lexicon
  • Snowflake Tags

Alation for Server Administrators

  • Customizable Homepage
    • Customize Homepage - 2020.3 and Later
    • Configure the Homepage - V R4 to V R7
    • Customize Homepage JSON - V R4 to V R7
    • Troubleshoot Homepage Customizations V R4 to V R7
  • Administrator Settings
    • Managing Users V R7 (5.12.x) and Later
    • Managing Users - before V R7 (5.12.x)
    • Users Tab
    • User Profiles Tab: Bulk User Account Creation
    • Authentication Tab
    • Manage Access to Alation Using LDAP Filters
    • Manage Groups
    • SCIM Groups
    • Group Profile Page
    • Configure LDAP Groups
    • Use Custom Groups to Assign User Roles
    • Email Server Tab
    • License
    • Encryption Key Rotation
    • Feature Configuration
    • Labs
    • Compose Settings Tab
    • Disable Public Sharing of Query Results in Compose
    • Allow or Disable Query Export
    • Software Updates Tab
    • Reporting Usage
    • Logging Tab: Sending Encrypted Logs
    • How to Upload Usage Data for Offline Instances
    • Misc Tab
    • Add Your Company Logo
    • Monitor Component Health
    • Enabling Health Checks
    • Viewing Alation Health Status
    • Monitor Tasks
  • Additional Configuration
    • Using alation_conf
    • Editing /etc/hosts
    • Enable Table Privacy
    • Deferred Query Execution
    • Managing Space: Monitor Postgres Table Size
    • Managing Space: Purge Query Results
    • Disable Data Exports and Downloads
    • Disable the Username Migration
    • Disable or Enable User Credentials Storage
    • Enable Integration with Swagger (OAS 3.0 API Specifications)
    • Configure the API Tokens Management Feature
    • Configure Service Cloud Access for Designated Admins
    • Configure Access to the Internal Help Desk
    • Enable the Viewer Role
    • Enable Permission for Data Source Admin to Add Sources
    • Enable Debug Mode for Capturing the Detailed Level Logs (Custom DB)
    • Enable Hat Switching
    • Enabling Agile Approval
    • Enable the Lexicon Search
    • Enable or Disable Search Autocomplete
    • Set Search Ranking for the Endorsement and Deprecation Flags
    • Set Password for Internal PostgreSQL Instances
    • Set stewardship.curation_progress.ingestion.batch_size Parameter
    • Set bulk_insert_sql_str_length_limit Parameter
    • Beta Azure Metadata Extraction
    • Multi-Catalog Support for Data Sources Like Presto
    • Enable Cassandra Data Source
    • Use a Custom Attribute map for SAML Configuration
    • Wrap Text Fields in Quotes for Export and Download
    • Reset LDAP Bind Password Using CLI
    • Bulk Scheduled Query Disabling
    • Updating Object Mentions
    • Control Left-Hand Navigation Bar Behavior
    • Disable Role Selection for SSO-Enabled Data Sources
    • Extract the Complete View Definition for Google BigQuery
  • Runbook for Administrators
    • Your Runbook
    • Alation Architecture
    • Alation Actions
    • Monitoring Alation
  • Use of Alation API
    • Alation API Usage by Role
    • Configure API Throttling
    • Alation APIs Error Codes
  • How-tos
    • How to Find Data Source ID
    • How to Set Up LDAP Group Sync with SAML Authentication
    • How to Configure a List of Allowed File Types for Article Attachments
    • How to Scan Postgres For Corrupted Indexes
    • How to Exclude Postgres Backup from Alation Backup
    • How to Clean up Postgres 9.3 Data
    • How to Free Memory
    • How to Mount Data Volumes on New Virtual Instances
    • How to Enable X-Frame-Options Settings
    • How to Restart Celery-Beat to Trigger the First ETL for Analytics
    • How to Convert Usernames
    • How to Connect to the Customer Portal
    • How to Set Stored User Credentials for Data Sources to Expire
    • How to Migrate Logical Data to GBM
    • How to Populate The Governance Tracking Dashboard
    • How to Change the Database Password
    • How to Use Alation DB
    • AWS Instance Preparation
    • How to Reinitialize Alation Without Re-Install
    • How to Uninstall Alation
  • Troubleshooting
    • Logs Overview
    • Stopping and Starting Alation
    • Troubleshooting Alation Analytics V2 Upgrade to 2021.4
    • Elasticsearch Is Not Starting After Update to 2021.4.4
    • RPM Installation Error During Update
    • Troubleshooting Advanced Search
    • Error 500 After Updating
    • Default Server Health Alerts
    • Configuring Server Health Alerts for Administrators
    • How to Reindex Tables after Backup Restore
    • How to Uninstall Desktop Compose
    • Scheduled Queries and Daylight Saving Time
    • Mac Excel 16 Crashes when Refreshing Data from Excel Live Report
    • Query Log Ingestion Failure Diagnosing
    • Troubleshooting Network Issues
    • Alation is Not Accessible to Users
    • Data Disk is Full
    • Root Disk is Full
    • Alation Repair Tool
    • Alation Analytics V1 Shows Deleted Tables and Columns as Existing

Release Information

  • Release Notes
    • Release Notes 2022.2 (General Availability)
    • Release Notes 2022.1 (General Availability)
    • Release Notes 2021.4 (General Availability)
    • Release Notes 2021.3 (General Availability)
    • Release Notes 2021.2 (General Availability)
    • Release Notes 2021.1 (General Availability)
    • Release Notes 2020.4 (General Availability)
    • Release Notes 2020.3 (General Availability)
    • Release Notes V R7 (General Availability)
    • Release Notes V R6 (General Availability)
    • Release Notes V R5 (General Availability)
    • Release Notes V R4 (General Availability)
    • Release Notes V R4 5.8.1 (Limited Availability)
    • Release Notes V R3 (General Availability)
    • Release Notes V R2 (General Availability)
    • Release Notes V R1 (General Availability)
    • What’s New in Alation V
    • Release Notes 4.20.x
    • Release Notes 4.18.x
    • Release Notes 4.16.0
    • Release Notes 4.15.0
    • Release Notes 4.14.x
    • Release Notes 4.13.0
    • Release Notes 4.12.0
    • Release Notes 4.11.X
    • Release Notes 4.10.X
    • Release Notes 4.8.X
    • Release Notes 4.7.X
    • Release Notes 4.6.0
    • Release Notes 4.5.0
    • Release Notes 4.4.0
    • Release Notes 4.3.0
    • Release Notes 4.2.0
    • Release Notes 4.1.0
    • Release Notes 4.0.0
  • Support Matrices
    • Version 2022.2
    • Version 2022.1
    • Version 2021.4
    • Version 2021.3
    • Version 2021.2
    • Version 2021.1
    • Version 2020.4
    • Version 2020.3
    • Version V R7 (5.12.x)
    • Version V R6 (5.10.x)
    • Version V R5 (5.9.x)
    • Version V R4 (5.8.x)
  • End Of Support
    • Alation End of Support Matrix
  • Snowflake Parser Add-On
    • Snowflake Column-Level Lineage 2021.4
  • Important Notices and Security Alerts
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Alation User Guide
Docs > Alation User Documentation

Welcome to Alation

About Alation

Alation Cloud and On-Premise

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