---
title: "`routine_table_usage`"
id: infoschema-routine-table-usage
pg_version: "20devel"
---

<a id="infoschema-routine-table-usage"></a>

## 35.54. `routine_table_usage`

The view `routine_table_usage` is meant to identify all tables that are used by a function or procedure. This information is currently not tracked by PostgreSQL. 

**routine_table_usage Columns**

| Column Type | Description | 
| --- | --- |
| `specific_catalog` `sql_identifier` | Name of the database containing the function (always the current database) |
| `specific_schema` `sql_identifier` | Name of the schema containing the function |
| `specific_name` `sql_identifier` | The "specific name" of the function. See [Section 35.55](infoschema-routines.md) for more information. |
| `routine_catalog` `sql_identifier` | Name of the database containing the function (always the current database) |
| `routine_schema` `sql_identifier` | Name of the schema containing the function |
| `routine_name` `sql_identifier` | Name of the function (might be duplicated in case of overloading) |
| `table_catalog` `sql_identifier` | Name of the database that contains the table that is used by the function (always the current database) |
| `table_schema` `sql_identifier` | Name of the schema that contains the table that is used by the function |
| `table_name` `sql_identifier` | Name of the table that is used by the function |