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Importing regular expressions or SQL patterns from a CSV file

About this task

The CSV file must have specific columns including the ones listed in the table below. The CSV file may contain only a few of them.
Column name Description Can be empty?
Label The label of the pattern No
Purpose The purpose of the pattern Yes
Description The description of the pattern Yes
Author The author of the regular expression Yes
Relative Path The relative path to the root folder Yes
All_ DB_Regexp The regular expression applicable to all databases Yes
<database name>_Regexp The regular expression applicable to this specific database Yes

If you are importing a set of parser rules, see the specific columns in Exporting parser rules.

Procedure

  1. In the DQ Repository tree view, expand Libraries > Patterns.
  2. Right-click Regex and select Import patterns.

    The Import Patterns wizard opens.

    Overview of the Import Patterns wizard.
  3. Browse to the CSV file holding the regular expressions.
  4. In the Duplicate patterns handling area, select:
    Option Description
    skip existing patterns Import only the regular expressions that do not exist in the corresponding lists in the DQ Repository tree view. A warning message is displayed if the imported patterns already exist under the Patterns folder.
    rename new patterns with suffix Identify each of the imported regular expressions with a suffix. All regular expression will be imported even if they already exist under the Patterns folder.
  5. Click Finish.
    A confirmation message is displayed.
  6. Click OK.
    All imported regular expressions are listed under the Regex folder in the DQ Repository tree view.

Results

The regular expressions are imported under the same folders or subfolders they had in the initial repository.
Information noteImportant: If Warning icon is displayed next to the name of the imported regular expression or SQL pattern in the tree view, open the expression or the pattern and correct the issue. Usually, problems come from missing quotes. Verify your regular expressions and SQL patterns and ensure that they are encapsulated in single quotes.

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