| digest DIGEST() functions generate a binary hash of the given data. This can be used to create a random hash.
Usage: digest(data text, type text) returns bytea Or: digest(data bytea, type text) returns bytea Examples:
`SELECT DIGEST('1', 'sha1')`
`SELECT DIGEST(CONCAT(CAST(current_timestamp AS TEXT), RANDOM()::TEXT), 'sha1')`
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