Posts tagged "DuckDB"
Helping Claude Code to find undocumented APIs from the code
Claude Code kept saying my DuckDB extension was impossible to create. GitHits MCP saved the day—it searches real code instead of docs, finally helping Claude find the undocumented C++ APIs I needed.
Storing only the changed rows with Ducklake
Tips for using ANTI JOIN and EXCEPT in DuckDB to write only changed data in Ducklake.
Data engineering to find domains pointing to certain CNAMEs
Using Merklemap DNS database and duckdb to reverse lookup popular CNAME values. Parquet is very powerful format on storing large quantities of data. We learn importance of ordering and compression as well.