Spanner supports the following compression functions These functions use the Zstandard (Zstd) lossless data compression algorithm to

## Feature Feature Spanner supports the following compression functions: * [ZSTD\_COMPRESS](https://cloud.google.com/spanner/docs/reference/standard-sql/compression-functions#zstd%5Fcompress) * [ZSTD\_DECOMPRESS\_TO\_BYTES](https://cloud.google.com/spanner/docs/reference/standard-sql/compression-functions#zstd%5Fdecompress%5Fto%5Fbytes) * [ZSTD\_DECOMPRESS\_TO\_STRING](https://cloud.google.com/spanner/docs/reference/standard-sql/compression-functions#zstd%5Fdecompress%5Fto%5Fstring) These functions use the Zstandard (Zstd) lossless data compression algorithm to compress and decompress `STRING` or `BYTES` values. For more information, see[Compression functions](https://cloud.google.com/spanner/docs/reference/standard-sql/compression-functions).