Find tables with specific column name in Redshift

Query below finds all tables that have 'username' column.

See also tables that don't have a column with specific name.


select t.table_schema,
from information_schema.tables t
inner join information_schema.columns c 
           on c.table_name = t.table_name 
           and c.table_schema = t.table_schema
where c.column_name = 'username'
      and t.table_schema not in ('information_schema', 'pg_catalog')
      and t.table_type = 'BASE TABLE'
order by t.table_schema;


  • table_schema - name of schema of found table
  • table_name - name of found table


  • One row represents a table
  • Scope of rows: all found tables
  • Ordered by table schema

Sample results

List of tables that have 'username' column.

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