SnowConvert AI - BigQuery 문제¶

 CREATE VIEW my_view
OPTIONS (
  expiration_timestamp=TIMESTAMP "2026-01-01 00:00:00 UTC",
  privacy_policy='{"aggregation_threshold_policy": {"threshold": 50, "privacy_unit_columns": "ID"}}'
) AS
SELECT column1, column2
FROM my_table;

 CREATE VIEW my_view
!!!RESOLVE EWI!!! /*** SSC-EWI-BQ0001 - SNOWFLAKE DOES NOT SUPPORT THE OPTIONS: EXPIRATION_TIMESTAMP, PRIVACY_POLICY ***/!!!
OPTIONS(
  expiration_timestamp=TIMESTAMP "2026-01-01 00:00:00 UTC",
  privacy_policy='{"aggregation_threshold_policy": {"threshold": 50, "privacy_unit_columns": "ID"}}'
)
COMMENT = '{ "origin": "sf_sc", "name": "snowconvert", "version": {  "major": 0,  "minor": 0,  "patch": "0" }, "attributes": {  "component": "bigquery",  "convertedOn": "03/26/2025",  "domain": "test" }}'
AS
SELECT column1, column2
FROM
  my_table;

 CREATE TABLE table1(
    transaction_id INT, 
    transaction_date DATE
)
PARTITION BY transaction_date;

 CREATE TABLE table1 (
    transaction_id INT,
  transaction_date DATE
)
!!!RESOLVE EWI!!! /*** SSC-EWI-BQ0002 - MICRO-PARTITIONING IS AUTOMATICALLY PERFORMED ON ALL SNOWFLAKE TABLES. ***/!!!
PARTITION BY transaction_date
COMMENT = '{ "origin": "sf_sc", "name": "snowconvert", "version": {  "major": 0,  "minor": 0,  "patch": "0" }, "attributes": {  "component": "bigquery",  "convertedOn": "04/09/2025",  "domain": "test" }}';

 SELECT
  WITH DIFFERENTIAL_PRIVACY
    OPTIONS(epsilon=10, delta=.01, max_groups_contributed=2, privacy_unit_column=id)
    item,
    COUNT(quantity, contribution_bounds_per_group => (0,100)) total_quantity
FROM professors
GROUP BY item;

 SELECT
!!!RESOLVE EWI!!! /*** SSC-EWI-BQ0003 - PENDING SNOWCONVERT AI TRANSLATION FOR DIFFERENTIAL PRIVACY. ***/!!!
  WITH DIFFERENTIAL_PRIVACY
    OPTIONS(epsilon=10, delta=.01, max_groups_contributed=2, privacy_unit_column=id)
    item,
    COUNT(quantity,
                    !!!RESOLVE EWI!!! /*** SSC-EWI-BQ0003 - PENDING SNOWCONVERT AI TRANSLATION FOR DIFFERENTIAL PRIVACY. ***/!!! contribution_bounds_per_group => (0,100)) total_quantity
FROM
  professors
GROUP BY item;

 SELECT 
    COUNT(col1) OVER(myWindow)
FROM 
    test.exampleTable
WINDOW 
    myWindow AS (ORDER BY col2);

 SELECT
    COUNT(col1)
    !!!RESOLVE EWI!!! /*** SSC-EWI-BQ0004 - SNOWFLAKE DOES NOT SUPPORT NAMED WINDOWS. ***/!!! OVER(myWindow)
FROM
    test.exampleTable
!!!RESOLVE EWI!!! /*** SSC-EWI-BQ0004 - SNOWFLAKE DOES NOT SUPPORT NAMED WINDOWS. ***/!!!
WINDOW
    myWindow AS (ORDER BY col2);

 CREATE FUNCTION test.languageJs (x integer, y integer)
RETURNS integer
LANGUAGE js
AS "return x * y;";

 CREATE FUNCTION test.languageJs (x integer, y integer)
RETURNS DOUBLE
LANGUAGE JAVASCRIPT
COMMENT = '{ "origin": "sf_sc", "name": "snowconvert", "version": {  "major": 0,  "minor": 0,  "patch": "0" }, "attributes": {  "component": "bigquery",  "convertedOn": "07/16/2025",  "domain": "no-domain-provided" }}'
!!!RESOLVE EWI!!! /*** SSC-EWI-BQ0005 - JAVASCRIPT CODE HAS NOT BEEN VALIDATED BY SNOWCONVERT AI. ***/!!!
AS
$$
return x * y;
$$;

 SELECT ST_GEOGFROMTEXT('POLYGON((0 0, 1 0, 1 1, 0 1, 0 0))', TRUE);

 SELECT
!!!RESOLVE EWI!!! /*** SSC-EWI-BQ0006 - ORIENTED PARAMETER IN THE ST_GEOGFROMTEXT FUNCTION IS NOT SUPPORTED IN SNOWFLAKE. ***/!!!
 ST_GEOGFROMTEXT('POLYGON((0 0, 1 0, 1 1, 0 1, 0 0))');

 SELECT "\a";
SELECT "\v";

 SELECT
    !!!RESOLVE EWI!!! /*** SSC-EWI-BQ0007 - ESCAPE SEQUENCE \a IS NOT VALID IN SNOWFLAKE. ***/!!!
    '\a';
SELECT
    !!!RESOLVE EWI!!! /*** SSC-EWI-BQ0007 - ESCAPE SEQUENCE \v IS NOT VALID IN SNOWFLAKE. ***/!!!
    '\v';

 SELECT "\U00100000";

 SELECT
    !!!RESOLVE EWI!!! /*** SSC-EWI-BQ0008 - EIGHT HEX DIGIT UNICODE ESCAPE SEQUENCE IS NOT SUPPORTED IN SNOWFLAKE ***/!!!
    '\U00100000';

 CREATE TABLE FUNCTION tableValueFunction2()
AS
SELECT *
REPLACE("John" AS employee_name)
FROM employees;

 CREATE FUNCTION tableValueFunction2 ()
!!!RESOLVE EWI!!! /*** SSC-EWI-BQ0009 - SNOWCONVERT AI WAS UNABLE TO GENERATE THE CORRECT RETURN TABLE CLAUSE. MISSING SYMBOL INFORMATION. ***/!!!
RETURNS TABLE (
)
AS
  $$
      SELECT
        * REPLACE("John" AS employee_name) !!!RESOLVE EWI!!! /*** SSC-EWI-0073 - PENDING FUNCTIONAL EQUIVALENCE REVIEW FOR 'ExceptReplaceOperator' NODE ***/!!!
      FROM
        employees
  $$;

 CREATE EXTERNAL TABLE my_dataset.sensor_readings
OPTIONS (
  format = 'PARQUET',
  uris = ['gs://my_bucket/sensors/*.parquet']
);

 !!!RESOLVE EWI!!! /*** SSC-EWI-BQ0010 - THE RESULTING TABLE HAS NO COLUMNS ***/!!!
CREATE EXTERNAL TABLE my_dataset.sensor_readings
OPTIONS (
  format = 'PARQUET',
  uris = ['gs://my_bucket/sensors/*.parquet']
);

 CREATE TABLE test.JsonTable
(
    col1 JSON
);

DECLARE myVar1 JSON DEFAULT JSON'{"name": "John", "age": 30}';

INSERT INTO test.JsonTable VALUES (myVar1);

BEGIN
    DECLARE myVar2 JSON DEFAULT JSON'{"name": "Mike", "age": 27}';
    INSERT INTO test.JsonTable VALUES (myVar2);
END;

SELECT col1 FROM test.JsonTable;

 CREATE TABLE test.JsonTable
(
    col1 VARIANT
)
COMMENT = '{ "origin": "sf_sc", "name": "snowconvert", "version": {  "major": 0,  "minor": 0,  "patch": "0" }, "attributes": {  "component": "bigquery",  "convertedOn": "07/02/2025",  "domain": "no-domain-provided" }}';

!!!RESOLVE EWI!!! /*** SSC-EWI-BQ0011 - SESSION VARIABLE ASSIGNMENT OF COMPLEX DATATYPE IS NOT SUPPORTED IN SNOWFLAKE ***/!!!
SET myVar1 = (
    SELECT
        PARSE_JSON('{"name": "John", "age": 30}')
);

INSERT INTO test.JsonTable
VALUES ($myVar1);

BEGIN
    LET myVar2 VARIANT DEFAULT PARSE_JSON('{"name": "Mike", "age": 27}');
    INSERT INTO test.JsonTable
    VALUES (:myVar2);
END;

SELECT col1 FROM
    test.JsonTable;

 INSERT INTO test.tuple_sample
VALUES
  ((12, 34)),
  ((56, 78)),
  ((9, 99)),
  ((12, 35));

 INSERT INTO test.tuple_sample
!!!RESOLVE EWI!!! /*** SSC-EWI-BQ0012 - SNOWCONVERT AI WAS UNABLE TO GENERATE A CORRECT OBJECT_CONSTRUCT PARAMETER. MISSING SYMBOL INFORMATION. ***/!!!
VALUES
  ((12, 34)),
  ((56, 78)),
  ((9, 99)),
  ((12, 35));

 CREATE OR REPLACE EXTERNAL TABLE test.backup_restore_table
OPTIONS (
  format = 'DATASTORE_BACKUP',
  uris = ['gs://backup_bucket/backup_folder/*']
);

 !!!RESOLVE EWI!!! /*** SSC-EWI-BQ0013 - EXTERNAL TABLE DATA FORMAT NOT SUPPORTED IN SNOWFLAKE ***/!!!
CREATE OR REPLACE EXTERNAL TABLE test.backup_restore_table
OPTIONS (
  format = 'DATASTORE_BACKUP',
  uris = ['gs://backup_bucket/backup_folder/*']
);

 CREATE EXTERNAL TABLE test.CustomHivePartitionedTable
WITH PARTITION COLUMNS (
  field_1 STRING,
  field_2 INT64)
OPTIONS (
  uris = ['gs://sc_external_table_bucket/folder_with_parquet/*'],
  format = 'PARQUET',
  hive_partition_uri_prefix = 'gs://sc_external_table_bucket/folder_with_parquet',
  require_hive_partition_filter = false);

 CREATE OR REPLACE TEMPORARY FILE FORMAT SC_TEST_CUSTOMHIVEPARTITIONEDTABLE_FORMAT
TYPE = PARQUET;

CREATE EXTERNAL TABLE test.CustomHivePartitionedTable USING TEMPLATE (
SELECT
  ARRAY_AGG(OBJECT_CONSTRUCT('COLUMN_NAME', COLUMN_NAME, 'TYPE', TYPE, 'NULLABLE', NULLABLE, 'EXPRESSION', EXPRESSION))
FROM
  --** SSC-FDM-0035 - THE INFER_SCHEMA FUNCTION REQUIRES A FILE PATH WITHOUT WILDCARDS TO GENERATE THE TABLE TEMPLATE, REPLACE THE FILE_PATH PLACEHOLDER WITH IT **
  TABLE(INFER_SCHEMA(LOCATION => '@EXTERNAL_STAGE/FILE_PATH', FILE_FORMAT => 'SC_TEST_CUSTOMHIVEPARTITIONEDTABLE_FORMAT'))
)
!!!RESOLVE EWI!!! /*** SSC-EWI-0032 - EXTERNAL TABLE REQUIRES AN EXTERNAL STAGE TO ACCESS gs://sc_external_table_bucket, DEFINE AND REPLACE THE EXTERNAL_STAGE PLACEHOLDER ***/!!!
LOCATION = @EXTERNAL_STAGE
AUTO_REFRESH = false
!!!RESOLVE EWI!!! /*** SSC-EWI-BQ0014 - HIVE PARTITIONED EXTERNAL TABLES ARE NOT SUPPORTED IN SNOWFLAKE ***/!!!
WITH PARTITION COLUMNS (
  field_1 STRING,
  field_2 INT64)
PATTERN = 'folder_with_parquet/.*'
FILE_FORMAT = (TYPE = PARQUET)
!!!RESOLVE EWI!!! /*** SSC-EWI-0016 - SNOWFLAKE DOES NOT SUPPORT THE OPTIONS: HIVE_PARTITION_URI_PREFIX, REQUIRE_HIVE_PARTITION_FILTER. ***/!!!
OPTIONS(
  hive_partition_uri_prefix = 'gs://sc_external_table_bucket/folder_with_parquet',
  require_hive_partition_filter = false
)
COMMENT = '{ "origin": "sf_sc", "name": "snowconvert", "version": {  "major": 0,  "minor": 0,  "patch": "0" }, "attributes": {  "component": "bigquery",  "convertedOn": "07/02/2025",  "domain": "no-domain-provided" }}';

 CREATE OR REPLACE EXTERNAL TABLE test.Employees_test
(
  Employee_id INTEGER,
  Name STRING,
  Mail STRING,
  Position STRING,
  Salary INTEGER
)
OPTIONS(
  FORMAT='CSV',
  SKIP_LEADING_ROWS=1,
  URIS=['gs://sc_external_table_bucket/folder_with_csv/Employees.csv']
);

SELECT * FROM UNNEST ([10,20,30]);

SELECT * FROM UNNEST ([10,20,30]) AS numbers, UNNEST(['Hi', 'Hello', 'Bye']) AS words;

SELECT
* EXCLUDE(SEQ, KEY, PATH, THIS, INDEX)
FROM
TABLE(FLATTEN(INPUT => [10,20,30])) AS F0_ (
SEQ,
KEY,
PATH,
INDEX,
F0_,
THIS
);

SELECT
!!!RESOLVE EWI!!! /*** SSC-EWI-BQ0016 - SELECT * WITH MULTIPLE UNNEST OPERATORS WILL RESULT IN COLUMN AMBIGUITY IN SNOWFLAKE ***/!!!
 * FROM
TABLE(FLATTEN(INPUT => [10,20,30])) AS numbers (
SEQ,
KEY,
PATH,
INDEX,
numbers,
THIS
),
TABLE(FLATTEN(INPUT => ['Hi', 'Hello', 'Bye'])) AS words (
SEQ,
KEY,
PATH,
INDEX,
words,
THIS
);

CREATE TABLE test.myTestTable
(
  column1 ARRAY<STRUCT<x INT64, y STRING, z STRUCT<a INT64, b INT64>>>
);

SELECT structValues FROM test.myTestTable AS someTable, UNNEST(someTable.column1) AS structValues;

CREATE TABLE test.myTestTable
(
  column1 ARRAY DEFAULT []
);

SELECT structValues FROM
  test.myTestTable AS someTable,
  !!!RESOLVE EWI!!! /*** SSC-EWI-BQ0017 - PENDING SNOWCONVERT AI TRANSLATION FOR UNNEST OF AN ARRAY OF STRUCTS ***/!!! UNNEST(someTable.column1) AS structValues;