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RAWTOHEX function implementation #1293

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06a29b0
RAWTOHEX function implementation
bigplaice Apr 15, 2026
430c917
fix the unmatch of regression test
bigplaice Apr 15, 2026
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49 changes: 49 additions & 0 deletions contrib/ivorysql_ora/expected/ora_raw_long.out
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Original file line number Diff line number Diff line change
Expand Up @@ -175,3 +175,52 @@ SELECT * FROM LONG_TEXT ORDER BY II DESC;
(3 rows)

DROP TABLE LONG_TEXT;
-- rawtohex
SELECT sys.rawtohex('\xDEADBEEF'::bytea);
rawtohex
----------
DEADBEEF
(1 row)

SELECT sys.rawtohex('\xFF'::raw);
rawtohex
----------
FF
(1 row)

SELECT sys.rawtohex('hello'::text);
rawtohex
------------
68656C6C6F
(1 row)

SELECT sys.rawtohex('hello'::varchar2);
rawtohex
------------
68656C6C6F
(1 row)

SELECT sys.rawtohex(sys.hextoraw('DEADBEEF'));
rawtohex
----------
DEADBEEF
(1 row)

SELECT sys.rawtohex(NULL) IS NULL;
?column?
----------
t
(1 row)

SELECT sys.rawtohex('') IS NULL;
?column?
----------
t
(1 row)

SELECT sys.rawtohex('\x'::bytea) IS NULL;
?column?
----------
t
(1 row)

10 changes: 10 additions & 0 deletions contrib/ivorysql_ora/sql/ora_raw_long.sql
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Original file line number Diff line number Diff line change
Expand Up @@ -44,3 +44,13 @@ SELECT * FROM LONG_TEXT ORDER BY II DESC;

DROP TABLE LONG_TEXT;

-- rawtohex
SELECT sys.rawtohex('\xDEADBEEF'::bytea);
SELECT sys.rawtohex('\xFF'::raw);
SELECT sys.rawtohex('hello'::text);
SELECT sys.rawtohex('hello'::varchar2);
SELECT sys.rawtohex(sys.hextoraw('DEADBEEF'));
SELECT sys.rawtohex(NULL) IS NULL;
SELECT sys.rawtohex('') IS NULL;
SELECT sys.rawtohex('\x'::bytea) IS NULL;

17 changes: 17 additions & 0 deletions contrib/ivorysql_ora/src/builtin_functions/builtin_functions--1.0.sql
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Expand Up @@ -952,6 +952,23 @@ PARALLEL SAFE
STRICT
IMMUTABLE;

/* support rawtohex function for oracle compatibility */
CREATE OR REPLACE FUNCTION sys.rawtohex(bytea)
RETURNS varchar2
AS $$ SELECT CASE WHEN pg_catalog.octet_length($1) > 0 THEN upper(pg_catalog.encode($1, 'hex'))::varchar2 END; $$
LANGUAGE SQL
PARALLEL SAFE
STRICT
IMMUTABLE;

CREATE OR REPLACE FUNCTION sys.rawtohex(text)
RETURNS varchar2
AS $$ SELECT CASE WHEN pg_catalog.octet_length($1) > 0 THEN upper(pg_catalog.encode($1::bytea, 'hex'))::varchar2 END; $$
LANGUAGE SQL
PARALLEL SAFE
STRICT
IMMUTABLE;


/***************************************************************
*
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