Update function coverage documentation (#448)

Co-authored-by: LocalStack Bot <localstack-bot@users.noreply.github.com>

Author: HarshCasper

public/data/snowflake/sql-functions.json

@@ -1,8 +1,8 @@
 {
-  "generated_at": "2026-02-15T00:45:12.978Z",
-  "total_functions": 907,
-  "supported_count": 294,
-  "unsupported_count": 613,
+  "generated_at": "2026-02-22T00:42:42.283Z",
+  "total_functions": 918,
+  "supported_count": 296,
+  "unsupported_count": 622,
   "functions": [
     {
       "name": "ABS",
@@ -108,6 +108,10 @@
       "name": "ANY_VALUE",
       "supported": true
     },
+    {
+      "name": "APPLICATION_CONFIGURATION_VALUE_HISTORY",
+      "supported": false
+    },
     {
       "name": "APPLICATION_JSON",
       "supported": false
@@ -724,6 +728,10 @@
       "name": "CURRENT_WAREHOUSE",
       "supported": true
     },
+    {
+      "name": "DATA_AGENT_RUN (SNOWFLAKE.CORTEX)",
+      "supported": false
+    },
     {
       "name": "DATA_METRIC_FUNCTION_EXPECTATIONS",
       "supported": false
@@ -1460,6 +1468,10 @@
       "name": "IS_CONFIGURATION_SET (SYS_CONTEXT function)",
       "supported": false
     },
+    {
+      "name": "IS_DATABASE_ROLE_ACTIVATED (SYS_CONTEXT function)",
+      "supported": false
+    },
     {
       "name": "IS_DATABASE_ROLE_IN_SESSION",
       "supported": false
@@ -1774,7 +1786,7 @@
     },
     {
       "name": "NTILE",
-      "supported": false
+      "supported": true
     },
     {
       "name": "NULLIF",
@@ -2190,7 +2202,7 @@
     },
     {
       "name": "SPLIT_TO_TABLE",
-      "supported": false
+      "supported": true
     },
     {
       "name": "SQRT",
@@ -2764,6 +2776,10 @@
       "name": "SYSTEM$GENERATE_SCIM_ACCESS_TOKEN",
       "supported": false
     },
+    {
+      "name": "SYSTEM$GET_ALL_DEFAULT_COLUMNS_OVERRIDES",
+      "supported": false
+    },
     {
       "name": "SYSTEM$GET_ALL_REFERENCES",
       "supported": false
@@ -2812,6 +2828,14 @@
       "name": "SYSTEM$GET_DEBUG_STATUS",
       "supported": false
     },
+    {
+      "name": "SYSTEM$GET_DEFAULT_COLUMNS_OVERRIDE_FOR_SHOW_COMMAND",
+      "supported": false
+    },
+    {
+      "name": "SYSTEM$GET_DEFAULT_COLUMNS_OVERRIDE_FOR_SYSTEM_OBJECT",
+      "supported": false
+    },
     {
       "name": "SYSTEM$GET_DIRECTORY_TABLE_STATUS",
       "supported": false
@@ -3116,6 +3140,14 @@
       "name": "SYSTEM$SET_CATALOG_INTEGRATION",
       "supported": false
     },
+    {
+      "name": "SYSTEM$SET_DEFAULT_COLUMNS_OVERRIDE_FOR_SHOW_COMMAND",
+      "supported": false
+    },
+    {
+      "name": "SYSTEM$SET_DEFAULT_COLUMNS_OVERRIDE_FOR_SYSTEM_OBJECT",
+      "supported": false
+    },
     {
       "name": "SYSTEM$SET_EVENT_SHARING_ACCOUNT_FOR_REGION",
       "supported": false
@@ -3132,6 +3164,10 @@
       "name": "SYSTEM$SET_RETURN_VALUE",
       "supported": false
     },
+    {
+      "name": "SYSTEM$SET_ROW_TIMESTAMP_ON_ALL_SUPPORTED_TABLES",
+      "supported": false
+    },
     {
       "name": "SYSTEM$SET_SPAN_ATTRIBUTES (for Snowflake Scripting)",
       "supported": false
@@ -3220,6 +3256,14 @@
       "name": "SYSTEM$UNREGISTER_PRIVATELINK_ENDPOINT",
       "supported": false
     },
+    {
+      "name": "SYSTEM$UNSET_DEFAULT_COLUMNS_OVERRIDE_FOR_SHOW_COMMAND",
+      "supported": false
+    },
+    {
+      "name": "SYSTEM$UNSET_DEFAULT_COLUMNS_OVERRIDE_FOR_SYSTEM_OBJECT",
+      "supported": false
+    },
     {
       "name": "SYSTEM$UNSET_EVENT_SHARING_ACCOUNT_FOR_REGION",
       "supported": false