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title: "Preview a bulk share for DataSync Express"
canonical: "https://docs.perspectium.com/space/Lithium/2326920/Preview%20a%20bulk%20share%20for%20DataSync%20Express"
format: markdown
---
Before executing a bulk share, you can preview it to see how many records will be shared out as well as details about when the shared records were created.  The bulk share preview page will display the following:  The number of records that will be shared from the selected table. If  include attachments  is selected, an estimate on the number of  attachment  records that will be shared. This will be the combined total of both  sys_attachment  and  sys_attachment_doc  records since both tables are required to re-construct attachments when replicating. If  include journal fields  is selected, an estimate on the number of  sys_journal_field  records that will be shared. If  include audit log  is selected, an estimate on the number of  sys_audit  records that will be shared. A trend chart showing a monthly breakdown of when records were created in the selected table in the last 12 months. If  include all child tables  is selected, the number of child records will be shared.    NOTE :  Estimates are based on sampling the 50 latest records from the selected table and seeing how many entries are in the related table (i.e. sys_journal_field, sys_audit, etc.) to calculate an estimated total for all records. Prerequisites   First, you will need to follow the steps to  get started with DataSync Express . Procedure To preview a bulk share before executing it, follow these steps: