Astera Data Stack
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Astera Data Stack
  • Welcome to Astera Data Stack Documentation
    • Astera 12.0 - Release Notes
    • Express
    • Cloud
    • On Prem
    • Introduction to Dataprep
    • Getting Started with Astera Dataprep
    • Recipe Panel
    • Dataprep Profile Browser
    • Grid Central Preview
    • Reading Sources
    • Exporting Data
    • Transforming Data
    • Layout
    • Cleanse
    • Joins
    • Union
    • Lookup
    • Variables
    • Validate
    • LLM Generate
    • Prompt Engineering Best Practices
    • Query Vector DB
    • Use Cases
    • What are Dataflows?
    • Sources
    • Transformations
    • Destinations
    • Data Logging and Profiling
    • Database Write Strategies
    • Text Processors
    • Data Warehouse
    • EDI
    • What are Workflows?
    • Creating Workflows in Astera
    • Decision
    • EDI Acknowledgment
    • File System
    • File Transfer
    • Or
    • Run Dataflow
    • Run Program
    • Run SQL File
    • Run SQL Script
    • Run Workflow
    • Send Mail
    • Workflows with a Dynamic Destination Path
    • Customizing Workflows With Parameters
    • GPG-Integrated File Decryption in Astera
    • AS2
    • Database Operations
    • Using Subflows in Astera
    • Creating a Data Warehousing Project
    • Data Models
    • Dimensional Modelling
    • Data Vaults
    • Documentation
    • Deployment and Usage
    • Data Model Mapping
    • User Guide
    • Report Model Interface
    • Use Cases
    • Auto Generate Layout
    • AI Powered Data Extraction
    • Optical Character Recognition
    • Exporting Options
    • Miscellaneous
    • API Publishing
    • API Consumption
    • Accessing Astera’s Server APIs Through a Third-Party Tool
    • Project Management
    • Job Scheduling
    • Configuring Multiple Servers to the Same Repository (Load Balancing)
    • Purging the Database Repository
    • Using Custom Server Profiles
    • Events
    • Introducing Function Transformations
    • Custom Functions
    • Logical
    • Conversion
    • Math
    • Financial
    • String
    • Date Time
    • Files
    • Date Time With Offset
    • GUID
    • Encoding
    • Regular Expressions
    • TimeSpan
    • Matching
    • Processes
    • End-to-End Use Cases
    • Setting Up IBM DB2/iSeries Connectivity in Astera
    • Connecting to SAP HANA Database
    • Connecting to MariaDB Database
    • Connecting to Salesforce Database
    • Connecting to Salesforce – Legacy Database
    • Connecting to Vertica Database
    • Connecting to Snowflake Database
    • Connecting to Amazon Redshift Database
    • Connecting to Amazon Aurora Database
    • Connecting to Google Cloud SQL in Astera
    • Connecting to MySQL Database
    • Connecting to PostgreSQL in Astera
    • Connecting to Netezza Database
    • Connecting to Oracle Database
    • Connecting to Microsoft Azure Databases
    • Amazon S3 Bucket Storage in Astera
    • Connecting to Amazon RDS Databases
    • Microsoft Azure Blob Storage in Astera
    • ODBC Connector
    • Microsoft Dynamics CRM
    • Connection Details for Azure Data Lake Gen 2 and Azure Blob Storage
    • Configuring Azure Data Lake Gen 2
    • Connecting to Microsoft Message Queue
    • Connecting to Google BigQuery
    • Azure SQL Server Configuration Prerequisites
    • Connecting to Microsoft Azure SQL Server
    • Connecting to Microsoft SharePoint in Astera
    • Trigger Based CDC
    • Incremental CDC
    • Using Dynamic Layout & Template Mapping in Astera
    • Synonym Dictionary File
    • SmartMatch Feature
    • Role-Based Access Control in Astera
    • Updating Your License in Astera
    • Using Output Variables in Astera
    • Parameterization
    • Connection Vault
    • Safe Mode
    • Context Information
    • Using the Data Source Browser in Astera
    • Pushdown Mode
    • Optimization Scenarios
    • Using Microsoft’s Modern Authentication Method in Email Source Object
    • Shared Actions
    • Data Formats
    • AI Automapper
    • Resource Catalog
    • Cloud Deployment
    • GIT In Astera Data Stack
    • Astera Best Practices
    • Switching Between Light and Dark Mode
    • Installation
      • Why do we need to make two installations for Astera?
      • What’s the difference between Custom and Complete installation?
      • What’s the difference between 32-bit and 64-bit Astera?
      • Can we use a single license for multiple users?
      • Does Astera client work when it’s not connected to the server?
      • Why do we need to build a cluster database and set up a repository while working with Astera?
      • How do we set up multiple servers for load balancing?
      • How do we maintain schedules when migrating server or upgrading version?
      • Which database providers does Astera support for setting up a cluster database?
      • How many Astera clients can be connected to a single server?
      • Why is Astera not able to access my source file or create a new one?
    • Sources
    • Destinations
    • Transformations
    • Workflows
    • Scheduler
    • Getting Started
    • Workspace
    • Chat
    • Automations
    • Catalog Manager
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For the complete documentation index, see llms.txt. This page is also available as Markdown.
  1. 2026
  2. FAQs

Installation

Why do we need to make two installations for Astera?What’s the difference between Custom and Complete installation?What’s the difference between 32-bit and 64-bit Astera?Can we use a single license for multiple users?Does Astera client work when it’s not connected to the server?Why do we need to build a cluster database and set up a repository while working with Astera?How do we set up multiple servers for load balancing?How do we maintain schedules when migrating server or upgrading version?Which database providers does Astera support for setting up a cluster database?How many Astera clients can be connected to a single server?Why is Astera not able to access my source file or create a new one?
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