# 37.40. routine_column_usage

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

Table 37.38. routine_column_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 37.45 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
column_name sql_identifier

Name of the column that is used by the function