# FAQs 

- [Installation](/faqs/installation.md)
- [Why do we need to make two installations for Astera?](/faqs/installation/why-do-we-need-to-make-two-installations-for-astera.md)
- [What’s the difference between Custom and Complete installation?](/faqs/installation/whats-the-difference-between-custom-and-complete-installation.md)
- [What’s the difference between 32-bit and 64-bit Astera?](/faqs/installation/whats-the-difference-between-32-bit-and-64-bit-astera.md)
- [Can we use a single license for multiple users?](/faqs/installation/can-we-use-a-single-license-for-multiple-users.md)
- [Does Astera client work when it’s not connected to the server?](/faqs/installation/does-astera-client-work-when-its-not-connected-to-the-server.md)
- [Why do we need to build a cluster database and set up a repository while working with Astera?](/faqs/installation/why-do-we-need-to-build-a-cluster-database-and-set-up-a-repository-while-working-with-astera.md)
- [How do we set up multiple servers for load balancing?](/faqs/installation/how-do-we-set-up-multiple-servers-for-load-balancing.md)
- [How do we maintain schedules when migrating server or upgrading version?](/faqs/installation/how-do-we-maintain-schedules-when-migrating-server-or-upgrading-version.md): How do we maintain existing job schedules and job histories when migrating server to a different machine or upgrading to a different version?
- [Which database providers does Astera support for setting up a cluster database?](/faqs/installation/which-database-providers-does-astera-support-for-setting-up-a-cluster-database.md)
- [How many Astera clients can be connected to a single server?](/faqs/installation/how-many-astera-clients-can-be-connected-to-a-single-server.md)
- [Why is Astera not able to access my source file or create a new one?](/faqs/installation/why-is-astera-not-able-to-access-my-source-file-or-create-a-new-one.md)
- [Sources](/faqs/sources.md)
- [Can I use data from unstructured documents in dataflows?](/faqs/sources/can-i-use-data-from-unstructured-documents-in-dataflows.md)
- [Can I extract data from fillable PDF forms in Astera?](/faqs/sources/can-i-extract-data-from-fillable-pdf-forms-in-astera.md)
- [Does Astera support extraction of data residing in online sources?](/faqs/sources/does-astera-support-extraction-of-data-residing-in-online-sources.md)
- [How do I process multiple files in a directory with a single execution of a flow?](/faqs/sources/how-do-i-process-multiple-files-in-a-directory-with-a-single-execution-of-a-flow.md)
- [Can I write information from the File System Items Source to the destination?](/faqs/sources/can-i-write-information-from-the-file-system-items-source-to-the-destination.md)
- [Can I split a source file into multiple files based on record count?](/faqs/sources/can-i-split-a-source-file-into-multiple-files-based-on-record-count.md)
- [Does Astera support data extraction from unstructured docs or text files?](/faqs/sources/does-astera-support-data-extraction-from-unstructured-docs-or-text-files.md)
- [What is the difference between full and incremental loading in database sources?](/faqs/sources/what-is-the-difference-between-full-and-incremental-loading-in-database-sources.md)
- [How is the File System Items Source used in a Dataflow?](/faqs/sources/how-is-the-file-system-items-source-used-in-a-dataflow.md)
- [How does the PDF Form Source differ from the Report Source in Astera?](/faqs/sources/how-does-the-pdf-form-source-differ-from-the-report-source-in-astera.md)
- [Does Astera support extraction of data from EDI files?](/faqs/sources/does-astera-support-extraction-of-data-from-edi-files.md)
- [How does the Raw Text Filter option work in file sources in Astera?](/faqs/sources/how-does-the-raw-text-filter-option-work-in-file-sources-in-astera.md)
- [Destinations](/faqs/destinations.md)
- [If I want to have a different field delimiter, say a pipe (“|”), is there an option to export with a](/faqs/destinations/if-i-want-to-have-a-different-field-delimiter-say-a-pipe-or-is-there-an-option-to-export-with-a.md)
- [Tools Menu > Data Format has different date formats, but it doesn’t seem to do anything.](/faqs/destinations/tools-menu-greater-than-data-format-has-different-date-formats-but-it-doesnt-seem-to-do-anything..md)
- [Can we export the Object Path column present in the Data Preview window?](/faqs/destinations/can-we-export-the-object-path-column-present-in-the-data-preview-window.md)
- [I want to change the output format of a column.](/faqs/destinations/i-want-to-change-the-output-format-of-a-column..md)
- [What will be the outcome if we write files multiple times to the same Excel Destination?](/faqs/destinations/what-will-be-the-outcome-if-we-write-files-multiple-times-to-the-same-excel-destination.md)
- [Transformations](/faqs/transformations.md)
- [How is the Aggregate Transformation different from the Expression Transformation?](/faqs/transformations/how-is-the-aggregate-transformation-different-from-the-expression-transformation.md)
- [Can we omit duplicate records using the Aggregate Transformation in Astera?](/faqs/transformations/can-we-omit-duplicate-records-using-the-aggregate-transformation-in-astera.md)
- [How many datasets can a single Aggregate object take input from?](/faqs/transformations/how-many-datasets-can-a-single-aggregate-object-take-input-from.md)
- [How is Expression Transformation different from the Function Transformation?](/faqs/transformations/how-is-expression-transformation-different-from-the-function-transformation.md)
- [Workflows](/faqs/workflows.md)
- [What is a Workflow in Astera?](/faqs/workflows/what-is-a-workflow-in-astera.md)
- [How do I trigger a task if at least one of a set of tasks fails?](/faqs/workflows/how-do-i-trigger-a-task-if-at-least-one-of-a-set-of-tasks-fails.md)
- [Can I perform an action based on whether a file has data?](/faqs/workflows/can-i-perform-an-action-based-on-whether-a-file-has-data.md)
- [Scheduler](/faqs/scheduler.md)
- [How can I schedule a job to run every x hours?](/faqs/scheduler/how-can-i-schedule-a-job-to-run-every-x-hours.md)