@Override
	public VarKeyRecordNode getLeafNode(Field key) throws IOException {
		return this;
	}
Construct a new variable-length-key record leaf node with no siblings.
@param nodeMgr table node manager.
@param keyType key Field type
@throws IOException thrown if IO error occurs
Ghidra/Framework/DB/src/main/java/db/VarKeyRecordNode.java