SnowConvert AI - Sybase IQ Issues¶
Nota
Conversion Scope
SnowConvert AI for Sybase IQ currently supports assessment and translation for TABLES and VIEWS. Although SnowConvert AI can recognize other types of statements, they are not fully supported.
This page provides a comprehensive reference for how SnowConvert AI translates Sybase IQ grammar elements to Snowflake equivalents. In this translation reference, you will find code examples, functional equivalence results, key differences, recommendations, known issues, and descriptions of each transformation.
SSC-EWI-SY0001¶
Unsupported default value in Snowflake.
Gravidade¶
High
Descrição¶
Snowflake does not support the use of the following default values.
CURRENT REMOVE USER
LAST USER
CURRENT PUBLISHER
Exemplos de código¶
Código de entrada:¶
Sybase¶
create table t1
(
col1 varchar default current remote user,
col2 varchar default last user,
col3 varchar default current publisher
);
Código gerado:¶
Snowflake¶
CREATE OR REPLACE TABLE t1 (
col1 VARCHAR default
!!!RESOLVE EWI!!! /*** SSC-EWI-SY0001 - UNSUPPORTED DEFAULT VALUE CURRENT REMOTE USER IN SNOWFLAKE ***/!!!
current remote user,
col2 VARCHAR default
!!!RESOLVE EWI!!! /*** SSC-EWI-SY0001 - UNSUPPORTED DEFAULT VALUE LAST USER IN SNOWFLAKE ***/!!!
last user,
col3 VARCHAR default
!!!RESOLVE EWI!!! /*** SSC-EWI-SY0001 - UNSUPPORTED DEFAULT VALUE CURRENT PUBLISHER IN SNOWFLAKE ***/!!!
current publisher
)
;
Práticas recomendadas¶
If you need more support, you can email us at snowconvert-support@snowflake.com
SSC-EWI-SY0002¶
Unsupported remote table syntax in Snowflake.
Gravidade¶
High
Descrição¶
Sybase IQ remote table syntax is not supported in Snowflake.
Exemplos de código¶
Código de entrada:¶
Sybase¶
CREATE TABLE remote_data(
remote_id INT
)
AT 'remote_server;remote_db;owner;remote_object';
Código gerado:¶
Snowflake¶
CREATE OR REPLACE TABLE remote_data (
remote_id INT
)
!!!RESOLVE EWI!!! /*** SSC-EWI-SY0002 - UNSUPPORTED REMOTE TABLE SYNTAX ***/!!!
AT 'remote_server;remote_db;owner;remote_object'
COMMENT = '{ "origin": "sf_sc", "name": "snowconvert", "version": { "major": 0, "minor": 0, "patch": "0" }, "attributes": { "component": "sybase", "convertedOn": "07/02/2025", "domain": "no-domain-provided" }}'
;
Práticas recomendadas¶
If you need more support, you can email us at snowconvert-support@snowflake.com
SSC-EWI-SY0003¶
Unsupported iq unique constraint in Snowflake.
Gravidade¶
High
Descrição¶
The IQ UNIQUE constraint specifies an estimate of the number of distinct values in a column. Snowflake does not contain any constraint to emulate this functionality.
Exemplos de código¶
Código de entrada:¶
Sybase¶
CREATE TABLE T1 (
DATA VARCHAR IQ UNIQUE(10)
)
;
Código gerado:¶
Snowflake¶
CREATE OR REPLACE TABLE T1 (
DATA VARCHAR
!!!RESOLVE EWI!!! /*** SSC-EWI-SY0003 - UNSUPPORTED IQ UNIQUE CONSTRAINT ***/!!!
IQ UNIQUE(10)
);
Práticas recomendadas¶
If you need more support, you can email us at snowconvert-support@snowflake.com
SSC-EWI-SY0004¶
Unsupported Syntax Table function can’t receive a query as a parameter.
Gravidade¶
High
Descrição¶
Snowflake does not support passing RESULTSET as parameter in a table-value function call.
Exemplos de código¶
Código de entrada:¶
Sybase¶
SELECT
*
FROM
MyProcedure(TABLE (SELECT * FROM TABLE1));
Código gerado:¶
Snowflake¶
SELECT
*
FROM
TABLE(MyProcedure(
!!!RESOLVE EWI!!! /*** SSC-EWI-SY0004 - UNSUPPORTED SYNTAX TABLE FUNCTION CAN'T RECEIVE A QUERY AS PARAMETER ***/!!!
TABLE(SELECT * FROM TABLE1)));
Práticas recomendadas¶
If you need more support, you can email us at snowconvert-support@snowflake.com
SSC-EWI-SY0005¶
Unsupported Syntax Table function can’t be used with over expression
Gravidade¶
High
Descrição¶
Snowflake does not support windows specification on a table-value function call.
Exemplos de código¶
Código de entrada:¶
Sybase¶
SELECT * FROM
MyProcedure(
TABLE (SELECT * FROM TABLE1)
OVER (PARTITION BY Col1 ORDER BY Col2 DESC));
Código gerado:¶
Snowflake¶
SELECT
*
FROM
TABLE(MyProcedure(
!!!RESOLVE EWI!!! /*** SSC-EWI-SY0004 - UNSUPPORTED SYNTAX TABLE FUNCTION CAN'T RECEIVE A QUERY AS PARAMETER ***/!!!
TABLE(
SELECT
*
FROM
TABLE1
)
!!!RESOLVE EWI!!! /*** SSC-EWI-SY0005 - UNSUPPORTED SYNTAX TABLE FUNCTION CAN'T BE USED WITH OVER EXPRESSION ***/!!!
OVER (
PARTITION BY
Col1
ORDER BY Col2 DESC)));
Práticas recomendadas¶
If you need more support, you can email us at snowconvert-support@snowflake.com
SSC-EWI-SY0006¶
Open string is not supported in Snowflake.
Gravidade¶
High
Descrição¶
Snowflake does not support OPENSTRING functionality.
Exemplos de código¶
Código de entrada:¶
Sybase¶
SELECT * FROM
OPENSTRING (FILE '/path/to/file.txt')
WITH (Col1 INT, Col2 VARCHAR(20)) AS OS;
Código gerado:¶
Snowflake¶
SELECT
*
FROM
!!!RESOLVE EWI!!! /*** SSC-EWI-SY0006 - OPEN STRING IS NOT SUPPORTED IN SNOWFLAKE ***/!!!
OPENSTRING (FILE '/path/to/file.txt')
WITH (Col1 INT, Col2 VARCHAR(20)) AS OS;
Práticas recomendadas¶
If you need more support, you can email us at snowconvert-support@snowflake.com
SSC-EWI-SY0007¶
DML Derived Table not supported in Snowflake.
Gravidade¶
High
Descrição¶
In Sybase, during execution, the DML statement specified in the dml-derived table is executed first, and the rows affected by that DML materialize into a temporary table whose columns are described by the REFERENCING clause. The temporary table represents the result set of dml-derived-table. Snowflake does not support this behavior.
Exemplos de código¶
Código de entrada:¶
Sybase¶
SELECT * FROM (INSERT INTO TABLE1 (Col1, Col2) VALUES (1, 'test')) REFERENCING (FINAL AS F);
SELECT * FROM (DELETE FROM TABLE1) REFERENCING (FINAL AS F);
SELECT * FROM (UPDATE TABLE1 SET A = 1) REFERENCING (FINAL AS F);
Código gerado:¶
Snowflake¶
SELECT
*
FROM
!!!RESOLVE EWI!!! /*** SSC-EWI-SY0007 - DML DERIVED TABLE NOT SUPPORTED IN SNOWFLAKE ***/!!!
(
INSERT INTO TABLE1 (Col1, Col2) VALUES (1, 'test')
)
REFERENCING
(FINAL AS F);
SELECT
*
FROM
!!!RESOLVE EWI!!! /*** SSC-EWI-SY0007 - DML DERIVED TABLE NOT SUPPORTED IN SNOWFLAKE ***/!!!
(
DELETE FROM TABLE1
)
REFERENCING
(FINAL AS F);
SELECT
*
FROM
!!!RESOLVE EWI!!! /*** SSC-EWI-SY0007 - DML DERIVED TABLE NOT SUPPORTED IN SNOWFLAKE ***/!!!
(
UPDATE TABLE1
SET
A = 1
)
REFERENCING
(FINAL AS F);
Práticas recomendadas¶
If you need more support, you can email us at snowconvert-support@snowflake.com
SSC-EWI-SY0008¶
Contains clause not supported in Snowflake.
Gravidade¶
High
Descrição¶
In Sybase the CONTAINS clause following a table name to filter the table and return only those rows matching the full text query specified with contains-query. Every matching row of the table is returned together with a score column that can be referred to using score-correlation-name. Snowflake does not support this behavior.
Exemplos de código¶
Código de entrada:¶
Sybase¶
SELECT * FROM TABLE1 CONTAINS (TextColumn, 'search term') AS Score;
Código gerado:¶
Snowflake¶
SELECT
*
FROM
TABLE1
!!!RESOLVE EWI!!! /*** SSC-EWI-SY0008 - CONTAINS CLAUSE NOT SUPPORTED IN SNOWFLAKE ***/!!!
CONTAINS(TextColumn,'search term') AS Score;
Práticas recomendadas¶
If you need more support, you can email us at snowconvert-support@snowflake.com
SSC-EWI-SY0009¶
Key Join not supported in Snowflake.
Gravidade¶
High
Descrição¶
Snowflake does not support KEY JOIN. When the ON CLAUSE is specified, the KEY keyword is removed and treated as an INNER JOIN.
Exemplos de código¶
Código de entrada:¶
Sybase¶
SELECT * FROM TABLE1 KEY JOIN Table2 ON Table1.ID = Table2.ID;
SELECT * FROM TABLE1 KEY JOIN Table2;
Código gerado:¶
Snowflake¶
SELECT
*
FROM
TABLE1
JOIN
Table2
ON Table1.ID = Table2.ID;
SELECT
*
FROM
TABLE1
!!!RESOLVE EWI!!! /*** SSC-EWI-SY0009 - KEY JOIN NOT SUPPORTED IN SNOWFLAKE ***/!!!
KEY JOIN
Table2;
Práticas recomendadas¶
If you need more support, you can email us at snowconvert-support@snowflake.com