diff --git a/lib/PostgreSQL/store.js b/lib/PostgreSQL/store.js
index e2918d2..f51ee6f 100644
--- a/lib/PostgreSQL/store.js
+++ b/lib/PostgreSQL/store.js
@@ -176,13 +176,31 @@ class PostgreSQLStore extends CascadeStore_1.CascadeStore {
                             }
                             break;
                         }
+                        // TODO: 这里和mysql统一行为，ref类型的字符串去除前后空格
+                        case "char":
+                        case "ref": {
+                            if (value) {
+                                (0, assert_1.default)(typeof value === 'string');
+                                r[attr] = value.trim();
+                            }
+                            else {
+                                r[attr] = value;
+                            }
+                            break;
+                        }
                         default: {
                             r[attr] = value;
                         }
                     }
                 }
                 else {
-                    r[attr] = value;
+                    // TODO: 这里和mysql统一行为，id字段为char类型时，去除后面的空格
+                    if (value && typeof value === 'string' && attr === 'id') {
+                        r[attr] = value.trim();
+                    }
+                    else {
+                        r[attr] = value;
+                    }
                 }
             }
             else {
diff --git a/src/PostgreSQL/store.ts b/src/PostgreSQL/store.ts
index 3bc79c1..7320460 100644
--- a/src/PostgreSQL/store.ts
+++ b/src/PostgreSQL/store.ts
@@ -243,12 +243,28 @@ export class PostgreSQLStore<
                             }
                             break;
                         }
+                        // TODO: 这里和mysql统一行为，ref类型的字符串去除前后空格
+                        case "char":
+                        case "ref": {
+                            if (value) {
+                                assert(typeof value === 'string');
+                                r[attr] = value.trim();
+                            } else {
+                                r[attr] = value;
+                            }
+                            break;
+                        }
                         default: {
                             r[attr] = value;
                         }
                     }
                 } else {
-                    r[attr] = value;
+                    // TODO: 这里和mysql统一行为，id字段为char类型时，去除后面的空格
+                    if (value && typeof value === 'string' && attr === 'id') {
+                        r[attr] = value.trim();
+                    } else {
+                        r[attr] = value;
+                    }
                 }
             } else {
                 assign(r, { [attr]: value });
@@ -305,7 +321,7 @@ export class PostgreSQLStore<
         option?: PostgreSQLSelectOption
     ): Promise<Partial<ED[T]['Schema']>[]> {
         const sql = this.translator.translateSelect(entity, selection, option);
-        console.log('selection:', JSON.stringify(selection, null , 2), 'Select SQL:', sql);
+        console.log('selection:', JSON.stringify(selection, null, 2), 'Select SQL:', sql);
         const result = await this.connector.exec(sql, context.getCurrentTxnId());
         return this.formResult(entity, result[0]);
     }