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18 lines
450 B
PL/PgSQL
18 lines
450 B
PL/PgSQL
{% macro create_udf_keccak(schema) %}
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create or replace function {{ schema }}.udf_keccak(event_name VARCHAR(255))
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RETURNS string
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LANGUAGE python
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runtime_version = 3.8
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packages = ('pycryptodome==3.15.0')
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HANDLER = 'udf_encode'
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AS
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$$
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from Crypto.Hash import keccak
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def udf_encode(event_name):
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keccak_hash = keccak.new(digest_bits=256)
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keccak_hash.update(event_name.encode('utf-8'))
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return '0x' + keccak_hash.hexdigest()
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$$;
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{% endmacro %} |