feat: improve field type mapping and add sample dataset resource

- Update GUtils.java to handle case-insensitive column type mapping.
- Add "number" type mapping to support more database dialects.
- Add DevResources/Dataset.xml as a sample dataset definition.

.intellijPlatform/self-update.lock

@@ -1 +1 @@
-2025-09-24
+2026-03-02

DevResources/Dataset.xml

@@ -0,0 +1,60 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<DATASET ID="DS-PROJECT">
+    <SCHEMA>APP</SCHEMA>
+    <TABLENAME>PROJECTS</TABLENAME>
+    <KEYFIELDS>PROJ_ID</KEYFIELDS>
+    <SQL>
+        <SELECT>SELECT PROJ_ID
+            , PROJ_YEAR
+            , PJM_CODE
+            , STM_CODE
+            , BTM_CODE
+            , ACM_CODE, BUD.GET_ACTIVITY(ACM_CODE) ACM_NAME
+            , ACM_CODE VACM_CODE
+            , PLAN_TYPE
+            , PROJ_DURATION
+            , PROJ_START_YEAR
+            , PROJ_END_YEAR
+            , PROJ_FOR_STAFF
+            , PROJ_ALL_STAFF
+            , PROJ_TYPE
+            , PROJ_FROM_YEAR
+            , PROJ_PRINCIPLES
+            , PROJ_OBJECTIVE
+            , PROJ_BENEFIT
+            , PROJ_GOLD
+            , PROJ_TAGET_GROUP
+            , PROJ_LOCATION
+            , PROJ_ACTIVITY
+            , PROJ_PHASE
+            , PROJ_MONITORING
+        </SELECT>
+        <FROM>FROM PROJECTS</FROM>
+        <ORDER>ORDER BY PROJ_YEAR DESC, PROJ_ID</ORDER>
+    </SQL>
+    <FIELDS>
+        <FIELD NAME="PROJ_ID" TYPE="TEXT" LABEL="project.id" WIDTH="32"/>
+        <FIELD NAME="PROJ_YEAR" TYPE="NUMBER" LABEL="project.year" WIDTH="4"/>
+        <FIELD NAME="PJM_CODE" TYPE="TEXT" LABEL="project.pjm_code" WIDTH="20"/>
+        <FIELD NAME="STM_CODE" TYPE="TEXT" LABEL="project.stm_code" WIDTH="10" DEFAULT="${DEPT_CODE}"/>
+        <FIELD NAME="BTM_CODE" TYPE="TEXT" LABEL="project.btm_code" WIDTH="10" DEFAULT="01"/>
+        <FIELD NAME="ACM_CODE" TYPE="TEXT" LABEL="project.acm_code" WIDTH="20"/>
+        <FIELD NAME="PLAN_TYPE" TYPE="TEXT" LABEL="project.plan_type" WIDTH="15"/>
+        <FIELD NAME="PROJ_DURATION" TYPE="NUMBER" LABEL="project.duration" WIDTH="0"/>
+        <FIELD NAME="PROJ_START_YEAR" TYPE="NUMBER" LABEL="project.start_year" WIDTH="0"/>
+        <FIELD NAME="PROJ_END_YEAR" TYPE="NUMBER" LABEL="project.end_year" WIDTH="0"/>
+        <FIELD NAME="PROJ_FOR_STAFF" TYPE="NUMBER" LABEL="project.for_staff" WIDTH="0"/>
+        <FIELD NAME="PROJ_ALL_STAFF" TYPE="NUMBER" LABEL="project.all_staff" WIDTH="0"/>
+        <FIELD NAME="PROJ_TYPE" TYPE="TEXT" LABEL="project.type" WIDTH="15"/>
+        <FIELD NAME="PROJ_FROM_YEAR" TYPE="NUMBER" LABEL="project.from_year" WIDTH="0"/>
+        <FIELD NAME="PROJ_PRINCIPLES" TYPE="TEXT" LABEL="project.principles" WIDTH="2000"/>
+        <FIELD NAME="PROJ_OBJECTIVE" TYPE="TEXT" LABEL="project.objective" WIDTH="2000"/>
+        <FIELD NAME="PROJ_BENEFIT" TYPE="TEXT" LABEL="project.benefit" WIDTH="2000"/>
+        <FIELD NAME="PROJ_GOLD" TYPE="TEXT" LABEL="project.gold" WIDTH="2000"/>
+        <FIELD NAME="PROJ_TAGET_GROUP" TYPE="TEXT" LABEL="project.taget_group" WIDTH="2000"/>
+        <FIELD NAME="PROJ_LOCATION" TYPE="TEXT" LABEL="project.location" WIDTH="350"/>
+        <FIELD NAME="PROJ_ACTIVITY" TYPE="TEXT" LABEL="project.activity" WIDTH="2000"/>
+        <FIELD NAME="PROJ_PHASE" TYPE="TEXT" LABEL="project.phase" WIDTH="50"/>
+        <FIELD NAME="PROJ_MONITORING" TYPE="TEXT" LABEL="project.monitoring" WIDTH="2000"/>
+    </FIELDS>
+</DATASET>

src/main/java/com/sdk/generators/GUtils.java

@@ -34,6 +34,7 @@ public class GUtils {
         TYPE_MAPPING.put("float", "NUMBER");
         TYPE_MAPPING.put("integer", "NUMBER");
         TYPE_MAPPING.put("numeric", "NUMBER");
+        TYPE_MAPPING.put("number", "NUMBER");
         TYPE_MAPPING.put("smallint", "NUMBER");
         TYPE_MAPPING.put("timestamp", "DATE");
         TYPE_MAPPING.put("text", "STRING");
@@ -80,7 +81,7 @@ public class GUtils {
 
     public static String getFieldType(DasColumn column) {
         String columnType = column.getDasType().toDataType().typeName;
-        String fieldType = TYPE_MAPPING.get(columnType);
+        String fieldType = TYPE_MAPPING.get(columnType.toLowerCase());
         if (fieldType == null) {
             fieldType = TYPE_MAPPING.getOrDefault(userDefType.getOrDefault(columnType, "varchar"), "Object");
         }