Sure, there are many tools out there which will automatically build a data dictionary for you from an existing schema. Some of those tools include Visual Studio, Toad, Oracle SQL Developer, etc.

Then, use tools like SQL queries, data profiling ... and locations in a structured data dictionary. Regularly update this documentation as data sources evolve, ensuring alignment with project ...

-- metadata so that you can copy-paste or export to Excel as a Data Dictionary. CASE WHEN tut.data_type IN('varchar','char') THEN CONCAT('(', CAST(tut.CHARACTER ...

Data dictionaries can provide a number of advantages for database documentation, such as improving data quality and consistency by establishing standards, rules, and formats across the database.

The DICTIONARY tables component is specified in the FROM clause of a SELECT statement. DICTIONARY is a reserved libref for use only in PROC SQL. Data from DICTIONARY tables are generated at run time.