Utilities for HPE Ezmeral Data Fabric Database JSON Tables
HPE Ezmeral Data Fabric Database JSON provides utilities to copy, export, and import data, compare table
content, and verify the consistency of secondary indexes.
You can use the following utilities with HPE Ezmeral Data Fabric Database JSON tables:
HPE Ezmeral Data Fabric Database JSON DiffTables
Compares the row keys, column families, and field values in two JSON tables. Then, generates two directories that contain sequence files that you can use to merge the rows from the two JSON tables.
HPE Ezmeral Data Fabric Database JSON DiffTablesWithCrc
This utility uses a cyclic redundancy check to detect differences between sets of rows in the specified HPE Ezmeral Data Fabric Database JSON tables. Then, for each set of non-identical rows, it performs a detailed comparison. Finally, it generates one or more directories of sequence files. You can use these files either to merge the rows from two HPE Ezmeral Data Fabric Database JSON tables.
HPE Ezmeral Data Fabric Database JSON FormatResult
Parses a sequence file generated by the difftables utility for JSON tables and converts the results into a format that makes the results easier to understand.
HPE Ezmeral Data Fabric Database JSON ExportTable and ImportTable
Use these utilities together to export data from JSON tables into binary sequence files, and then import the data from the binary sequence files into other JSON tables. You can also use the mapr importtable utility to import changes that are specified in sequence files output by the mapr difftables utility.
HPE Ezmeral Data Fabric Database JSON verifyindex
Describes how to use the HPE Ezmeral Data Fabric Database JSON verifyindex command to verify that the data in a secondary index is consistent with its JSON table.