---json
{
    "aliases": [
        { "path": ":docs:tabli:data:dep" }
    ],
    "page_id": "ldiv2tbyt17d6rqrastqk"
}
---
====== Tabul - Data Dependency ======


===== About =====
''data dep'' is an operations that list the [[docs:resource:dependency|dependency]] between [[docs:resource:resource|data resources]].



===== Syntax =====
<unit name="Syntax">
<code bash>
tabul data dep --help
</code>
<console>
Tabul data dependency
=====================

List the data dependencies (foreign key, view, ...)



Examples
--------

 1 - To list the dependencies of the tpcds connection:


    tabul data dependency *@tpcds


 2 - To list the foreign keys dependencies of the `sales` star schema asks the fact table `f_sales` in the the sqlite connection and its dependencies :


    tabul data dependency --with-dependencies f_sales@sqlite




Syntax
------


    tabul data dependency [options|flags] <data-selector...>


where:


  Arguments:

    <data-selector...>                                      One or more data or script selectors


  Selection Options:

    --strict-selection                                      If set the selection will return an error if no data resources have been selected

    -wd,--with-dependencies                                 If set, the dependencies will be also selected


  Global Options:

    -ah,--app-home <path>                                   The app home directory (default to the .tabul.yml file directory)

    -vf,--conf <path>                                       The path to a configuration file

    -ee,--exec-env <name>                                   The execution environment (prod or dev)

    -h,--help                                               Print this help

    -l,--log-level <error|warning|tip|info|fine>            Set the log level

    -ns,--not-strict                                        A minor error will not stop the process.

    -odu,--output-data-uri <outputDataUri>                  defines the output data uri for the feedback data (default: console)

    -oo,--output-operation <dataOperation>                  defines the data operations (replace, truncate) on an existing output resource before transfer.

    -oop,--output-transfer-operation <transferOperation>    defines the output transfer operation (insert, update, merge, copy). Default to `copy` for a file system and `insert` for a database.

    -pp,--passphrase <passphrase>                           A passphrase (master password) to decrypt the encrypted vault values (Env: TABUL_PASSPHRASE)

    --pipe-mode                                             Use pipe mode if you want to pipe the output in a shell. Pipe mode will not print the headers (ie column name) and will not make the control character visible

    -v,--version                                            Print version information
</console>
</unit>
where:
  * ''TableUri'' is a [[docs:resource:sql_table#uri|Table Uri]]