Can you please add support to add descriptions of each column and enumerated types? For example, if a column contains 0 or 1 encoding the absence of presence o

Can you please add support to add descriptions of each column and enumerated types? For example, if a column contains 0 or 1 encoding the absence of presence of something, LLMs need to know what 0 and 1 stand for. Same goes of column names because they can be cryptic in production databases.