{"id":7314,"date":"2013-05-13T13:54:38","date_gmt":"2013-05-13T17:54:38","guid":{"rendered":"http:\/\/www.iri.com\/blog\/?p=7314"},"modified":"2024-12-25T14:18:39","modified_gmt":"2024-12-25T19:18:39","slug":"using-the-metadata-discovery-wizard","status":"publish","type":"post","link":"https:\/\/www.iri.com\/blog\/data-transformation2\/using-the-metadata-discovery-wizard\/","title":{"rendered":"Using the Metadata Discovery Wizard"},"content":{"rendered":"<p>IRI&#8217;s data management tools\u00a0share a\u00a0familiar and self-documenting metadata language called <a href=\"http:\/\/www.iri.com\/products\/cosort\/sortcl\">SortCL<\/a>. All these tools\u00a0&#8212; including CoSort, FieldShield, NextForm, and RowGen &#8212;\u00a0require data definition file (DDF) layouts with \/FIELD specifications for each <a href=\"http:\/\/www.iri.com\/products\/workbench\/data-sources\" target=\"_blank\" rel=\"noopener\">data source<\/a>\u00a0so you can map your data and manage your metadata.<\/p>\n<p>These DDF files can define both sources and targets, and are completely re-usable with the same product (e.g. multiple CoSort SortCL jobs), or in other IRI applications (e.g. RowGen, for creating test data in production formats).<\/p>\n<p>The common graphical IDE for IRI software,\u00a0<a href=\"http:\/\/www.iri.com\/products\/workbench\" target=\"_blank\" rel=\"noopener\">IRI Workbench<\/a>, helps you produce data definition file (DDF) <a href=\"http:\/\/www.iri.com\/products\/cosort\/sortcl-metadata\" data-cke-saved-href=\"http:\/\/www.iri.com\/products\/cosort\/sortcl-metadata\">metadata<\/a>\u00a0repositories\u00a0from both third-party metadata, and from automated self-discovery. DDFs are also text scripts you can easily create by hand and modify in any editor.<\/p>\n<p>Specifically, the &#8220;<em>Discover Metadata<\/em>&#8221; wizard is an available profiling tool in Workbench that helps you view the contents of individual RDB tables already connected, as well as local files <span id='easy-footnote-1-7314' class='easy-footnote-margin-adjust'><\/span><span class='easy-footnote'><a href='https:\/\/www.iri.com\/blog\/data-transformation2\/using-the-metadata-discovery-wizard\/#easy-footnote-bottom-1-7314' title=' Uses SMB convention. If your files are in &lt;a href=&quot;https:\/\/www.iri.com\/blog\/data-transformation2\/voracity-software-support-for-cloud-file-stores\/&quot; target=&quot;_blank&quot; rel=&quot;noopener nofollow noreferrer&quot;&gt;&lt;u&gt;these cloud stores&lt;\/u&gt;&lt;\/a&gt;, you must first copy those files that need DDF metadata produced into a local folder that IRI Workbench can access.'><sup>1<\/sup><\/a><\/span> in these formats:<\/p>\n<ul>\n<li>Delimited text files (e.g., CSV)<\/li>\n<li>Fixed-position text files<\/li>\n<li>LDIF files<\/li>\n<li>Flat JSON and XML files<\/li>\n<li><a href=\"https:\/\/www.iri.com\/blog\/etl\/discovering-spreadsheet-metadata\/\">Excel sheets<\/a><\/li>\n<li><a href=\"https:\/\/www.iri.com\/blog\/etl\/iri-workbench-asn1-encoded-data\/\">ASN.1 CDR files<\/a><\/li>\n<\/ul>\n<p>The wizard also helps you by confirming their layouts, and creating the DDFs for them. Other available profiling tools in the Workbench allow you to produce statistical information, forensic metadata, and new extracts with pattern-searched values from relational and NoSQL databases, as well as semi-structured and unstructured <a href=\"https:\/\/www.iri.com\/products\/workbench\/data-sources\">data sources<\/a>.<\/p>\n<p>Launch the Discover Metadata Wizard and specify whether the source you&#8217;re trying to define is a flat file (fixed or delimited, including character-separated fields, Excel sheets and ASN.1 CDRs), or an ODBC-connected database table. Browsing connects to and opens the source directly in the data preview window, allowing you to view the file or table and accept, modify, or create SortCL fields.<\/p>\n<p>In the cases of tables or delimited files, field layouts will be automatically defined, speeding\u00a0DDF creation.<\/p>\n<figure id=\"attachment_7324\" class=\"thumbnail wp-caption aligncenter style=\"width: 610px\"><a href=\"http:\/\/www.iri.com\/blog\/wp-content\/uploads\/2013\/05\/dis-data-e1431547157608.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-7324 size-full\" src=\"http:\/\/www.iri.com\/blog\/wp-content\/uploads\/2013\/05\/dis-data-e1431547157608.jpg\" alt=\"Screen Shots from Metadata Discovery Wizard\" width=\"600\" height=\"605\" \/><\/a><figcaption class=\"caption wp-caption-text\">Discover and define data definition file metadata from your files and databases in IRI Workbench<\/figcaption><\/figure>\n<p>The field start and ending positions,\u00a0data types, file formats, and record lengths for fixed files can be hand-defined with an ergonomic offset slider.<\/p>\n<p><a href=\"http:\/\/www.iri.com\/blog\/wp-content\/uploads\/2013\/05\/metadata_discovery-e1431547298929.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-7326\" src=\"http:\/\/www.iri.com\/blog\/wp-content\/uploads\/2013\/05\/metadata_discovery-e1431547298929.jpg\" alt=\"metadata_discovery\" width=\"600\" height=\"360\" \/><\/a><\/p>\n<p>&nbsp;<\/p>\n<p>You can modify file, but not table, layouts, including re-specifying field names and data types. Contact <a href=\"mailto:support@iri.com\">support@iri.com<\/a> for help using this wizard.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>IRI&#8217;s data management tools\u00a0share a\u00a0familiar and self-documenting metadata language called SortCL. All these tools\u00a0&#8212; including CoSort, FieldShield, NextForm, and RowGen &#8212;\u00a0require data definition file (DDF) layouts with \/FIELD specifications for each data source\u00a0so you can map your data and manage your metadata. These DDF files can define both sources and targets, and are completely re-usable<\/p>\n<div><a class=\"btn-filled btn\" href=\"https:\/\/www.iri.com\/blog\/data-transformation2\/using-the-metadata-discovery-wizard\/\" title=\"Using the Metadata Discovery Wizard\">Read More<\/a><\/div>\n","protected":false},"author":3,"featured_media":7326,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_exactmetrics_skip_tracking":false,"_exactmetrics_sitenote_active":false,"_exactmetrics_sitenote_note":"","_exactmetrics_sitenote_category":0,"footnotes":""},"categories":[8,1,91,233,3],"tags":[1991,1990,765,561,1112,489,764,279,1988,1989],"class_list":["post-7314","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-data-protection","category-data-transformation2","category-iri-workbench","category-metadata-management","category-vldb-operations","tag-automated-metadata-creation","tag-automatic-metadata-discovery","tag-data-definition-file","tag-ddf","tag-discover-metadata","tag-metadata","tag-metadata-definition","tag-metadata-discovery","tag-metadata-discovery-tools","tag-metadata-management-tools"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v23.4 (Yoast SEO v23.4) - 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