new(kb.gblib): added postgres.

packages/basic.gblib/services/GBVMService.ts

@@ -253,6 +253,18 @@ export class GBVMService extends GBService {
       const acquire = parseInt(GBConfigService.get('STORAGE_ACQUIRE_TIMEOUT'));
       let sequelizeOptions;
 
+
+      // Simple function to convert all object keys to lowercase
+      const toLowerCase = (obj) => {
+        if (!obj) return obj;
+        if (typeof obj !== 'object') return obj;
+
+        return Object.keys(obj).reduce((acc, key) => {
+          acc[key.toLowerCase()] = obj[key];
+          return acc;
+        }, {});
+      }
+
       if (dialect === 'postgres') {
 
         sequelizeOptions = {
@@ -275,6 +287,32 @@ export class GBVMService extends GBService {
             idle: 10000,
             evict: 10000,
             acquire: acquire
+          },
+          define: {
+            // Convert all table names to lowercase
+            freezeTableName: true,
+            hooks: {
+              beforeDefine: (attributes, options) => {
+                // Convert model and column names to lowercase
+                options.tableName = options.tableName?.toLowerCase();
+                for (const attr in attributes) {
+                  const lowered = attr.toLowerCase();
+                  if (attr !== lowered) {
+                    attributes[lowered] = attributes[attr];
+                    delete attributes[attr];
+                  }
+                }
+              }
+            }
+          },
+
+          // Convert query attributes to lowercase
+          hooks: {
+            beforeFind: (options) => {
+              if (options.where) {
+                options.where = toLowerCase(options.where);
+              }
+            }
           }
         };