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Background
- With Pervasive the database resides in the dataset folder, allowing the dataset to be copied directly with the folder
- With SQL Server the data does not reside in the dataset folder
- Dataset Export is the method to get a single dataset (or a portion of a dataset) out of SQL Server
- Dataset Import is the method to get a dataset into SQL Server
Dataset Export
- Maintenance > Dataset Maintenance
- Press the Export button. Only the current dataset can be exported. The Export button is available only if the current dataset is MSSQL.
- Select the tables to export
- Choose to clear any columns upon export (such as Social Security Number). The syntax is Table:Column. Separate each table:column combination by commas. (i.e. N01_NAM_ADR_INF:N01_PHN_NUM_S,N01_NAM_ADR_INF:N01_SSN_FED_ID_S)
- Press Save to save this configuration as the default export setup for this dataset
- Press Export to export the selected tables
- The export process puts several files in the dataset folder
- BulkIOService.Export.zip - the dataset data
- BulkIOService.Schema.zip - the database schema
- BulkIOService.Export.Version.txt - the AGRIS version that is exported
- The export process is complete. Copy the dataset folder to the intended destination (archive, send to Cultura, move to another db server, etc)
- The entire dataset folder is needed after export. There is non-database information in the dataset folder (package initialization files, CFT setup, spooled reports and forms, and more)
Dataset Import
- Maintenance > Dataset Maintenance
- Press the Import button. The Import button is available only if the current dataset is MSSQL.
- Select the folder to import
- If searching for the import path, note that the AGRIS search window is a file search, not a folder search. Choose any file in the import folder.
- The folder selected must have the 3 export files in it (BulkIOService.Export.zip, BulkIOService.Schema.zip, BulkIOService.Export.Version.txt)
- Do not unzip the export zip files
- Optionally set the dataset number. If blank the next available dataset number will be assigned.
- A dataset from a prior AGRIS version may be imported. A data conversion will run as part of the import process.
Notes regarding SQL Bulk Copy
- Dataset Export and Import use SQL Server Bulk Copy functionality on the AGRIS client
- Bulk Copy 11.0 is installed with AGRIS. This is so AGRIS clients are able to export and import.
- Bulk Copy is also installed with SQL Server. This is likely to be a newer version of Bulk Copy (12.0 or 13.0).
- Bulk Copy is backward compatible on version. So a dataset export done with Bulk Copy 11.0 can be imported using Bulk Copy 12.0. The reverse is not true - a dataset export done with Bulk Copy 12.0 cannot be imported by Bulk Copy 11.0.
- If AGRIS is installed on the same machine as SQL Server (perhaps in a oneWeigh environment), there are likely to be competing versions of Bulk Copy on that machine.
- if dataset import is not successful, it may be because the export was done with a newer version of Bulk Copy.
- One cause may be multiple versions of Bulk Copy - search the import machine for bcp.exe and rename the older version, to force the newer version to be used for Import.
- To confirm the export version, open up BulkIOService.Export.zip (do not unzip it into the dataset folder, just open the zip file to get a look at what is inside it). Open one of the .fmt files in a text editor. The first line contains the Bulk Copy version. Compare this to the version of bcp.exe on the import machine.