37.55. transforms

|     37.55. `transforms`      |                             |                                  |                  |                                                 |
|:----------------------------:|-----------------------------|----------------------------------|------------------|-------------------------------------------------|
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## 37.55. `transforms`

 The view `transforms` contains information about the transforms defined in the current database. More precisely, it contains a row for each function contained in a transform (the “from SQL” or “to SQL” function).

**Table 37.53. `transforms` Columns**

|                                                                                                                              Column Type<br/><br/> Description                                                                                                                              |
|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
|                                                                           `udt_catalog` `sql_identifier`<br/><br/> Name of the database that contains the type the transform is for (always the current database)                                                                           |
|                                                                                           `udt_schema` `sql_identifier`<br/><br/> Name of the schema that contains the type the transform is for                                                                                            |
|                                                                                                         `udt_name` `sql_identifier`<br/><br/> Name of the type the transform is for                                                                                                         |
|                                                                                  `specific_catalog` `sql_identifier`<br/><br/> Name of the database containing the function (always the current database)                                                                                   |
|                                                                                                   `specific_schema` `sql_identifier`<br/><br/> Name of the schema containing the function                                                                                                   |
|                                                                     `specific_name` `sql_identifier`<br/><br/> The “specific name” of the function. See [Section 37.45](infoschema-routines.html) for more information.                                                                     |
|`group_name` `sql_identifier`<br/><br/> The SQL standard allows defining transforms in “groups”, and selecting a group at run time. PostgreSQL does not support this. Instead, transforms are specific to a language. As a compromise, this field contains the language the transform is for.|
|                                                                                                              `transform_type` `character_data`<br/><br/>`FROM SQL` or `TO SQL`                                                                                                              |

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