pub const MAX_HEADER_XML_BYTES: usize = 16 * 1024 * 1024;
pub const MAX_KEY_INDEX_BYTES: usize = 64 * 1024 * 1024;
pub const MAX_COMPRESSED_BLOCK_BYTES: usize = 256 * 1024 * 1024;
pub const MAX_DECOMPRESSED_BLOCK_BYTES: usize = 512 * 1024 * 1024;
pub const MAX_RECORD_SPAN_BYTES: usize = 64 * 1024 * 1024;