List table columns in a database

Rene Castro - Dataedo Team Rene Castro 2018-12-10

Table of Contents:


    The query below lists all the table columns in a database.

    Query

    select schema_name(tab.schema_id) as schema_name,
        tab.name as table_name,
        col.column_id,
        col.name as column_name,
        t.name as data_type,
        col.max_length,
        col.precision
    from sys.tables as tab
        inner join sys.columns as col
            on tab.object_id = col.object_id
        left join sys.types as t
        on col.user_type_id = t.user_type_id
    order by schema_name,
        table_name,
        column_name;
    

    Columns

    • schema_name - name of the schema
    • table_name - name of the table
    • column_id - table column id, starting at 1 for each table
    • column_name - name of the column
    • data_type - column data type
    • max_length - data type max length
    • precision - data type precision

    Rows

    • One row: represents one table column
    • Scope of rows: all columns in all tables in a database
    • Ordered by: schema, table and column name

    Sample results

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