diff --git a/clouds/snowflake/common/test-utils.js b/clouds/snowflake/common/test-utils.js
index b73a2dac4..3dd81e65b 100644
--- a/clouds/snowflake/common/test-utils.js
+++ b/clouds/snowflake/common/test-utils.js
@@ -56,6 +56,13 @@ async function deleteTable (tablename) {
     await runQuery(query);
 }
 
+async function deleteView (tablename) {
+    const query = `
+      DROP VIEW IF EXISTS ${tablename}
+    `;
+    await runQuery(query);
+}
+
 function sortByKey (list, key) {
     return list.sort((a, b) => (a[key] > b[key]) ? 1 : -1);
 }
@@ -113,6 +120,7 @@ module.exports = {
     runQuery,
     createTable,
     deleteTable,
+    deleteView,
     sortByKey,
     sortByKeyAndRound,
     existsTable,
diff --git a/clouds/snowflake/modules/sql/quadbin/QUADBIN_RESOLUTION.sql b/clouds/snowflake/modules/sql/quadbin/QUADBIN_RESOLUTION.sql
index 2f31f02c9..61128bfec 100644
--- a/clouds/snowflake/modules/sql/quadbin/QUADBIN_RESOLUTION.sql
+++ b/clouds/snowflake/modules/sql/quadbin/QUADBIN_RESOLUTION.sql
@@ -7,5 +7,5 @@ CREATE OR REPLACE SECURE FUNCTION @@SF_SCHEMA@@.QUADBIN_RESOLUTION
 RETURNS INT
 IMMUTABLE
 AS $$
-    SELECT BITAND(BITSHIFTRIGHT(quadbin, 52), 31)
+    BITAND(BITSHIFTRIGHT(quadbin, 52), 31)
 $$;
diff --git a/clouds/snowflake/modules/sql/quadbin/QUADBIN_TOPARENT.sql b/clouds/snowflake/modules/sql/quadbin/QUADBIN_TOPARENT.sql
index d75a9b600..6854ce95c 100644
--- a/clouds/snowflake/modules/sql/quadbin/QUADBIN_TOPARENT.sql
+++ b/clouds/snowflake/modules/sql/quadbin/QUADBIN_TOPARENT.sql
@@ -9,22 +9,20 @@ IMMUTABLE
 AS $$
     IFF(quadbin IS NULL OR resolution IS NULL OR resolution < 0 OR resolution > 26,
         NULL,
-        (
-        SELECT bitor(
-                    bitor(
-                        bitand(
-                            quadbin,
-                            bitnot(
-                                bitshiftleft(31, 52)
-                            )
-                        ),
-                        bitshiftleft(resolution, 52)
-                    ),
-                    bitshiftright(
-                        4503599627370495,
-                        resolution * 2
+        bitor(
+            bitor(
+                bitand(
+                    quadbin,
+                    bitnot(
+                        bitshiftleft(31, 52)
                     )
-                )
+                ),
+                bitshiftleft(resolution, 52)
+            ),
+            bitshiftright(
+                4503599627370495,
+                resolution * 2
+            )
         )
     )
 $$;
diff --git a/clouds/snowflake/modules/test/quadbin/QUADBIN_TOPARENT.test.js b/clouds/snowflake/modules/test/quadbin/QUADBIN_TOPARENT.test.js
index d7b173ff9..31930e4e9 100644
--- a/clouds/snowflake/modules/test/quadbin/QUADBIN_TOPARENT.test.js
+++ b/clouds/snowflake/modules/test/quadbin/QUADBIN_TOPARENT.test.js
@@ -1,8 +1,24 @@
-const { runQuery } = require('../../../common/test-utils');
+const { runQuery, deleteTable, deleteView } = require('../../../common/test-utils');
 
 test('QUADBIN_TOPARENT should work', async () => {
     const query = 'SELECT CAST(QUADBIN_TOPARENT(5209574053332910079, 3) AS STRING) AS OUTPUT';
     const rows = await runQuery(query);
     expect(rows.length).toEqual(1);
     expect(rows[0].OUTPUT).toEqual('5205105638077628415');
+});
+
+test('QUADBIN_TOPARENT should work with nested functions when readin data from views', async () => {
+    const inputTable = '@@SF_SCHEMA@@.coords_sample';
+    const inputTableView = '@@SF_SCHEMA@@.test_quadbin_toparent_view';
+
+    query = `CREATE VIEW IF NOT EXISTS ${inputTableView} AS
+        SELECT * FROM ${inputTable};`;
+    await runQuery(query);
+
+    query = `SELECT CAST(QUADBIN_TOPARENT(QUADBIN_FROMLONGLAT(long, lat, zoom), 6) AS STRING) AS OUTPUT
+        FROM ${inputTableView};`;
+    const rows = await runQuery(query);
+    expect(rows.length).toEqual(120);
+
+    deleteView(inputTableView);
 });
\ No newline at end of file
diff --git a/clouds/snowflake/modules/test/quadbin/fixtures/coords_sample.sql b/clouds/snowflake/modules/test/quadbin/fixtures/coords_sample.sql
new file mode 100644
index 000000000..ccd22a555
--- /dev/null
+++ b/clouds/snowflake/modules/test/quadbin/fixtures/coords_sample.sql
@@ -0,0 +1,120 @@
+SELECT 9 AS zoom,-180.000000 as long,36.000000 as lat
+UNION ALL SELECT 8,-180.000000,54.000000
+UNION ALL SELECT 9,-180.000000,54.000000
+UNION ALL SELECT 7,-180.000000,18.000000
+UNION ALL SELECT 8,-180.000000,18.000000
+UNION ALL SELECT 8,-180.000000,72.000000
+UNION ALL SELECT 9,-180.000000,72.000000
+UNION ALL SELECT 7,-180.000000,54.000000
+UNION ALL SELECT 7,-144.000000,18.000000
+UNION ALL SELECT 8,-144.000000,18.000000
+UNION ALL SELECT 8,-144.000000,36.000000
+UNION ALL SELECT 8,-72.000000,54.000000
+UNION ALL SELECT 9,-72.000000,54.000000
+UNION ALL SELECT 7,-72.000000,72.000000
+UNION ALL SELECT 7,-36.000000,18.000000
+UNION ALL SELECT 9,0.000000,54.000000
+UNION ALL SELECT 9,0.000000,72.000000
+UNION ALL SELECT 7,-180.000000,36.000000
+UNION ALL SELECT 8,-180.000000,36.000000
+UNION ALL SELECT 7,-180.000000,72.000000
+UNION ALL SELECT 9,-144.000000,18.000000
+UNION ALL SELECT 7,-144.000000,36.000000
+UNION ALL SELECT 9,-144.000000,54.000000
+UNION ALL SELECT 7,-108.000000,72.000000
+UNION ALL SELECT 9,-36.000000,18.000000
+UNION ALL SELECT 7,144.000000,18.000000
+UNION ALL SELECT 9,-180.000000,18.000000
+UNION ALL SELECT 9,-144.000000,36.000000
+UNION ALL SELECT 7,-144.000000,54.000000
+UNION ALL SELECT 8,-144.000000,54.000000
+UNION ALL SELECT 7,-108.000000,54.000000
+UNION ALL SELECT 8,-108.000000,54.000000
+UNION ALL SELECT 8,-108.000000,72.000000
+UNION ALL SELECT 7,-72.000000,54.000000
+UNION ALL SELECT 9,-72.000000,72.000000
+UNION ALL SELECT 8,-36.000000,18.000000
+UNION ALL SELECT 7,-36.000000,36.000000
+UNION ALL SELECT 8,-36.000000,36.000000
+UNION ALL SELECT 7,0.000000,54.000000
+UNION ALL SELECT 8,0.000000,54.000000
+UNION ALL SELECT 7,0.000000,72.000000
+UNION ALL SELECT 8,36.000000,18.000000
+UNION ALL SELECT 9,36.000000,18.000000
+UNION ALL SELECT 7,72.000000,36.000000
+UNION ALL SELECT 8,72.000000,36.000000
+UNION ALL SELECT 9,0.000000,36.000000
+UNION ALL SELECT 8,144.000000,18.000000
+UNION ALL SELECT 9,144.000000,18.000000
+UNION ALL SELECT 7,-144.000000,72.000000
+UNION ALL SELECT 8,-144.000000,72.000000
+UNION ALL SELECT 8,-108.000000,36.000000
+UNION ALL SELECT 9,-108.000000,36.000000
+UNION ALL SELECT 7,-72.000000,18.000000
+UNION ALL SELECT 9,-72.000000,18.000000
+UNION ALL SELECT 7,-72.000000,36.000000
+UNION ALL SELECT 9,-72.000000,36.000000
+UNION ALL SELECT 8,-36.000000,54.000000
+UNION ALL SELECT 7,0.000000,18.000000
+UNION ALL SELECT 8,0.000000,18.000000
+UNION ALL SELECT 9,0.000000,18.000000
+UNION ALL SELECT 8,36.000000,54.000000
+UNION ALL SELECT 8,36.000000,72.000000
+UNION ALL SELECT 7,72.000000,18.000000
+UNION ALL SELECT 8,72.000000,18.000000
+UNION ALL SELECT 7,108.000000,54.000000
+UNION ALL SELECT 9,108.000000,54.000000
+UNION ALL SELECT 7,144.000000,36.000000
+UNION ALL SELECT 8,144.000000,36.000000
+UNION ALL SELECT 9,144.000000,54.000000
+UNION ALL SELECT 9,-36.000000,72.000000
+UNION ALL SELECT 8,-72.000000,36.000000
+UNION ALL SELECT 7,36.000000,72.000000
+UNION ALL SELECT 8,108.000000,18.000000
+UNION ALL SELECT 9,144.000000,72.000000
+UNION ALL SELECT 7,108.000000,72.000000
+UNION ALL SELECT 9,108.000000,72.000000
+UNION ALL SELECT 9,-108.000000,54.000000
+UNION ALL SELECT 9,-108.000000,72.000000
+UNION ALL SELECT 7,0.000000,36.000000
+UNION ALL SELECT 8,0.000000,36.000000
+UNION ALL SELECT 8,0.000000,72.000000
+UNION ALL SELECT 7,36.000000,18.000000
+UNION ALL SELECT 7,36.000000,36.000000
+UNION ALL SELECT 8,36.000000,36.000000
+UNION ALL SELECT 9,36.000000,36.000000
+UNION ALL SELECT 9,72.000000,36.000000
+UNION ALL SELECT 9,-144.000000,72.000000
+UNION ALL SELECT 7,-108.000000,36.000000
+UNION ALL SELECT 8,-72.000000,18.000000
+UNION ALL SELECT 7,-36.000000,54.000000
+UNION ALL SELECT 9,-36.000000,54.000000
+UNION ALL SELECT 9,36.000000,54.000000
+UNION ALL SELECT 9,72.000000,18.000000
+UNION ALL SELECT 7,72.000000,54.000000
+UNION ALL SELECT 8,72.000000,54.000000
+UNION ALL SELECT 9,72.000000,54.000000
+UNION ALL SELECT 7,72.000000,72.000000
+UNION ALL SELECT 9,108.000000,18.000000
+UNION ALL SELECT 9,144.000000,36.000000
+UNION ALL SELECT 7,144.000000,54.000000
+UNION ALL SELECT 8,144.000000,54.000000
+UNION ALL SELECT 8,144.000000,72.000000
+UNION ALL SELECT 7,-108.000000,18.000000
+UNION ALL SELECT 9,-108.000000,18.000000
+UNION ALL SELECT 8,-36.000000,72.000000
+UNION ALL SELECT 8,-72.000000,72.000000
+UNION ALL SELECT 7,36.000000,54.000000
+UNION ALL SELECT 9,72.000000,72.000000
+UNION ALL SELECT 7,108.000000,18.000000
+UNION ALL SELECT 8,108.000000,54.000000
+UNION ALL SELECT 7,-36.000000,72.000000
+UNION ALL SELECT 7,108.000000,36.000000
+UNION ALL SELECT 9,108.000000,36.000000
+UNION ALL SELECT 8,108.000000,72.000000
+UNION ALL SELECT 9,-36.000000,36.000000
+UNION ALL SELECT 9,36.000000,72.000000
+UNION ALL SELECT 8,72.000000,72.000000
+UNION ALL SELECT 8,-108.000000,18.000000
+UNION ALL SELECT 8,108.000000,36.000000
+UNION ALL SELECT 7,144.000000,72.000000
\ No newline at end of file
diff --git a/clouds/snowflake/modules/test/quadbin/global/setup.js b/clouds/snowflake/modules/test/quadbin/global/setup.js
new file mode 100644
index 000000000..e8e15a20b
--- /dev/null
+++ b/clouds/snowflake/modules/test/quadbin/global/setup.js
@@ -0,0 +1,12 @@
+const { createTable, deleteTable } = require('../../../../common/test-utils');
+
+async function initializeTables () {
+    await Promise.all([
+        createTable(
+            'coords_sample',
+            './test/quadbin/fixtures/coords_sample.sql'
+        )
+    ]);
+}
+
+module.exports = initializeTables;
\ No newline at end of file
diff --git a/clouds/snowflake/modules/test/quadbin/global/teardown.js b/clouds/snowflake/modules/test/quadbin/global/teardown.js
new file mode 100644
index 000000000..03bb1e78a
--- /dev/null
+++ b/clouds/snowflake/modules/test/quadbin/global/teardown.js
@@ -0,0 +1,9 @@
+const { deleteTable } = require('../../../../common/test-utils');
+
+async function deleteTables () {
+    await Promise.all([
+        deleteTable('coords_sample')
+    ]);
+}
+
+module.exports = deleteTables;
\ No newline at end of file