heliosdb-nano-transactions

Transactions, savepoints, isolation, and bulk-load patterns in HeliosDB-Nano. Covers BEGIN/COMMIT/ROLLBACK, nested SAVEPOINT … RELEASE/ROLLBACK TO, the embedded library's RAII Transaction handle, deadlock detection, and the fast path for inserting tens-of-thousands of rows in one transaction. Also states the two limitations that surprise people coming from PostgreSQL: SERIALIZABLE is served as snapshot isolation…