public Handle savepoint(String name) {
        transactionHandler.savepoint(this, name);
        LOG.trace("Handle [{}] savepoint \"{}\"", this, name);
        return this;
    }
Create a transaction savepoint with the name provided.

@param name The name of the savepoint.
@return The same handle.
core/src/main/java/org/jdbi/v3/core/Handle.java