Date columns must have an explicit default value

Author: OmarHawk

generators/spring-data-relational/templates/src/main/java/_package_/_entityPackage_/domain/_persistClass_.java.jhi.jakarta_persistence.ejs

@@ -63,7 +63,6 @@ import org.hibernate.type.SqlTypes;
   <%_ } else if (fieldTypeUuidAndMysqlDbType) { _%>
     , length = 36
   <%_ } _%>
-
   <%_ if (field.fieldValidate === true) { _%>
     <%_ if (field.fieldValidationMaxLength && !fieldTypeUuidAndMysqlDbType) { _%>
       , length = <%= field.fieldValidateRulesMaxlength %>

test-integration/samples/.jhipster/FieldTestEntity.json

@@ -53,10 +53,18 @@
     { "fieldName": "localDateReadonly", "fieldType": "LocalDate", "options": { "readonly": true } },
     { "fieldName": "localDateRequiredTom", "fieldType": "LocalDate", "fieldValidateRules": ["required"] },
     { "fieldName": "instantTom", "fieldType": "Instant" },
-    { "fieldName": "instantReadonly", "fieldType": "Instant", "options": { "readonly": true } },
+    {
+      "fieldName": "instantReadonly",
+      "fieldType": "Instant",
+      "options": { "defaultValue": "2024-08-09 12:30:45.123456", "readonly": true }
+    },
     { "fieldName": "instantRequiredTom", "fieldType": "Instant", "fieldValidateRules": ["required"] },
     { "fieldName": "zonedDateTimeTom", "fieldType": "ZonedDateTime" },
-    { "fieldName": "zonedDateReadonly", "fieldType": "ZonedDateTime", "options": { "readonly": true } },
+    {
+      "fieldName": "zonedDateTimeReadonly",
+      "fieldType": "ZonedDateTime",
+      "options": { "defaultValue": "2024-08-09 12:30:45.123456", "readonly": true }
+    },
     { "fieldName": "zonedDateTimeRequiredTom", "fieldType": "ZonedDateTime", "fieldValidateRules": ["required"] },
     { "fieldName": "durationTom", "fieldType": "Duration" },
     { "fieldName": "durationRequiredTom", "fieldType": "Duration", "fieldValidateRules": ["required"] },