diff --git a/src/test/ddl-review/h2-create.sql b/src/test/ddl-review/h2-create.sql
index 660744c0c..af29ea19d 100644
--- a/src/test/ddl-review/h2-create.sql
+++ b/src/test/ddl-review/h2-create.sql
@@ -177,14 +177,14 @@ create table ckey_detail (
   id                            integer not null,
   something                     varchar(255),
   one_key                       integer,
-  two_key                       varchar(255),
+  two_key                       varchar(127),
   constraint pk_ckey_detail primary key (id)
 );
 create sequence ckey_detail_seq;
 
 create table ckey_parent (
   one_key                       integer not null,
-  two_key                       varchar(255) not null,
+  two_key                       varchar(127) not null,
   name                          varchar(255),
   assoc_id                      integer,
   version                       integer not null,
diff --git a/src/test/ddl-review/ms-create.sql b/src/test/ddl-review/ms-create.sql
index 0ae653fbe..62ac79821 100644
--- a/src/test/ddl-review/ms-create.sql
+++ b/src/test/ddl-review/ms-create.sql
@@ -158,13 +158,13 @@ create table ckey_detail (
   id                            integer identity(1,1) not null,
   something                     varchar(255),
   one_key                       integer,
-  two_key                       varchar(255),
+  two_key                       varchar(127),
   constraint pk_ckey_detail primary key (id)
 );
 
 create table ckey_parent (
   one_key                       integer not null,
-  two_key                       varchar(255) not null,
+  two_key                       varchar(127) not null,
   name                          varchar(255),
   assoc_id                      integer,
   version                       integer not null,
diff --git a/src/test/ddl-review/mysql-create.sql b/src/test/ddl-review/mysql-create.sql
index f81a883cd..974b5461d 100644
--- a/src/test/ddl-review/mysql-create.sql
+++ b/src/test/ddl-review/mysql-create.sql
@@ -158,13 +158,13 @@ create table ckey_detail (
   id                            integer auto_increment not null,
   something                     varchar(255),
   one_key                       integer,
-  two_key                       varchar(255),
+  two_key                       varchar(127),
   constraint pk_ckey_detail primary key (id)
 );
 
 create table ckey_parent (
   one_key                       integer not null,
-  two_key                       varchar(255) not null,
+  two_key                       varchar(127) not null,
   name                          varchar(255),
   assoc_id                      integer,
   version                       integer not null,
diff --git a/src/test/ddl-review/ora-create.sql b/src/test/ddl-review/ora-create.sql
index f857a9ecf..5dc24914c 100644
--- a/src/test/ddl-review/ora-create.sql
+++ b/src/test/ddl-review/ora-create.sql
@@ -177,14 +177,14 @@ create table ckey_detail (
   id                            number(10) not null,
   something                     varchar2(255),
   one_key                       number(10),
-  two_key                       varchar2(255),
+  two_key                       varchar2(127),
   constraint pk_ckey_detail primary key (id)
 );
 create sequence ckey_detail_seq;
 
 create table ckey_parent (
   one_key                       number(10) not null,
-  two_key                       varchar2(255) not null,
+  two_key                       varchar2(127) not null,
   name                          varchar2(255),
   assoc_id                      number(10),
   version                       number(10) not null,
diff --git a/src/test/ddl-review/pg-create.sql b/src/test/ddl-review/pg-create.sql
index 7eb9473f7..4956fd1bb 100644
--- a/src/test/ddl-review/pg-create.sql
+++ b/src/test/ddl-review/pg-create.sql
@@ -159,13 +159,13 @@ create table ckey_detail (
   id                            serial not null,
   something                     varchar(255),
   one_key                       integer,
-  two_key                       varchar(255),
+  two_key                       varchar(127),
   constraint pk_ckey_detail primary key (id)
 );
 
 create table ckey_parent (
   one_key                       integer not null,
-  two_key                       varchar(255) not null,
+  two_key                       varchar(127) not null,
   name                          varchar(255),
   assoc_id                      integer,
   version                       integer not null,
diff --git a/src/test/java/misc/migration/v1_0/EBasic.java b/src/test/java/misc/migration/v1_0/EBasic.java
index ebdcceb3f..8c90882ef 100644
--- a/src/test/java/misc/migration/v1_0/EBasic.java
+++ b/src/test/java/misc/migration/v1_0/EBasic.java
@@ -8,6 +8,8 @@ import javax.persistence.Entity;
 import javax.persistence.Id;
 import javax.persistence.ManyToOne;
 import javax.persistence.Table;
+import javax.validation.constraints.Size;
+
 import java.sql.Timestamp;
 
 @Entity
@@ -29,9 +31,11 @@ public class EBasic {
   Integer id;
 
   Status status;
-  
+
+  @Size(max=127)
   String name;
 
+  @Size(max=127)
   String description;
 
   Timestamp someDate;
@@ -42,28 +46,34 @@ public class EBasic {
   
   @ManyToOne
   ERef eref;
-  
-  
+
+
   // test add & remove indices
   @Index
+  @Size(max=127)
   String indextest1;
-  
+
   @Index(unique = true)
+  @Size(max=127)
   String indextest2;
-  
+
+  @Size(max=127)
   String indextest3;
-  
+
+  @Size(max=127)
   String indextest4;
-  
+
   @Index(unique = false)
+  @Size(max=127)
   String indextest5;
-  
+
   @Index(unique = true)
+  @Size(max=127)
   String indextest6;
-  
+
   @NotNull
   int user_id;
-  
+
   public EBasic() {
 
   }
diff --git a/src/test/java/misc/migration/v1_1/EBasic.java b/src/test/java/misc/migration/v1_1/EBasic.java
index f4dc7c990..b11c6f9e2 100644
--- a/src/test/java/misc/migration/v1_1/EBasic.java
+++ b/src/test/java/misc/migration/v1_1/EBasic.java
@@ -11,6 +11,7 @@ import javax.persistence.Entity;
 import javax.persistence.Id;
 import javax.persistence.ManyToOne;
 import javax.persistence.Table;
+import javax.validation.constraints.Size;
 
 import java.sql.Timestamp;
 
@@ -51,11 +52,13 @@ public class EBasic {
   Status status;
 
   @Index(unique = true)
+  @Size(max=127)
   String name;
 
 
   @DbMigration(preAlter = "-- rename all collisions")
   @Column(unique = true)
+  @Size(max=127)
   String description;
 
   @NotNull
@@ -75,20 +78,26 @@ public class EBasic {
   @DbDefault("true")
   boolean newBooleanField2;
 
+  @Size(max=127)
   String indextest1;
 
+  @Size(max=127)
   String indextest2;
 
   @Index
+  @Size(max=127)
   String indextest3;
 
   @Index(unique = true)
+  @Size(max=127)
   String indextest4;
 
   @Index(unique = true)
+  @Size(max=127)
   String indextest5;
 
   @Index(unique = false)
+  @Size(max=127)
   String indextest6;
 
   @NotNull
diff --git a/src/test/java/misc/migration/v1_2/EBasic.java b/src/test/java/misc/migration/v1_2/EBasic.java
index 16f459775..5753cb767 100644
--- a/src/test/java/misc/migration/v1_2/EBasic.java
+++ b/src/test/java/misc/migration/v1_2/EBasic.java
@@ -9,6 +9,8 @@ import javax.persistence.Entity;
 import javax.persistence.Id;
 import javax.persistence.ManyToOne;
 import javax.persistence.Table;
+import javax.validation.constraints.Size;
+
 import java.sql.Timestamp;
 
 @Entity
@@ -30,9 +32,11 @@ public class EBasic {
   Integer id;
 
   Status status;
-  
+
+  @Size(max=127)
   String name;
 
+  @Size(max=127)
   String description;
 
   Timestamp someDate;
@@ -47,21 +51,27 @@ public class EBasic {
   
   // test add & remove indices
   @Index
+  @Size(max=127)
   String indextest1;
-  
+
   @Index(unique = true)
+  @Size(max=127)
   String indextest2;
-  
+
+  @Size(max=127)
   String indextest3;
-  
+
+  @Size(max=127)
   String indextest4;
-  
+
   @Index(unique = false)
+  @Size(max=127)
   String indextest5;
-  
+
   @Index(unique = true)
+  @Size(max=127)
   String indextest6;
-  
+
   @NotNull
   @DbDefault("23")
   int user_id;
diff --git a/src/test/java/org/tests/compositekeys/db/ItemKey.java b/src/test/java/org/tests/compositekeys/db/ItemKey.java
index 0f35d91ea..0f4589612 100644
--- a/src/test/java/org/tests/compositekeys/db/ItemKey.java
+++ b/src/test/java/org/tests/compositekeys/db/ItemKey.java
@@ -2,12 +2,16 @@ package org.tests.compositekeys.db;
 
 import javax.persistence.Column;
 import javax.persistence.Embeddable;
+import javax.validation.constraints.Size;
+
 
 @Embeddable
 public class ItemKey {
+  @Size(max=127)
   private int customer;
 
-  @Column(name = "itemNumber")
+  @Column(name = "itemnumber")
+  @Size(max=127)
   private String itemNumber;
 
   public int getCustomer() {
diff --git a/src/test/java/org/tests/model/basic/BWithQIdent.java b/src/test/java/org/tests/model/basic/BWithQIdent.java
index d101c2e0a..329d40f41 100644
--- a/src/test/java/org/tests/model/basic/BWithQIdent.java
+++ b/src/test/java/org/tests/model/basic/BWithQIdent.java
@@ -4,6 +4,8 @@ import javax.persistence.Column;
 import javax.persistence.Entity;
 import javax.persistence.Id;
 import javax.persistence.Version;
+import javax.validation.constraints.Size;
+
 import java.sql.Timestamp;
 
 @Entity
@@ -13,6 +15,7 @@ public class BWithQIdent {
   Integer id;
 
   @Column(name = "`Name`", unique = true)
+  @Size(max = 191) // key must not exceed 767 Bytes, so max key len for mysql with utf8mb4 = 191*4 = 764 bytes
   String name;
 
   @Version
diff --git a/src/test/java/org/tests/model/basic/CKeyParentId.java b/src/test/java/org/tests/model/basic/CKeyParentId.java
index b57313779..a0d8c828c 100644
--- a/src/test/java/org/tests/model/basic/CKeyParentId.java
+++ b/src/test/java/org/tests/model/basic/CKeyParentId.java
@@ -1,11 +1,13 @@
 package org.tests.model.basic;
 
 import javax.persistence.Embeddable;
+import javax.validation.constraints.Size;
 
 @Embeddable
 public class CKeyParentId {
 
   Integer oneKey;
+  @Size(max = 127)
   String twoKey;
 
   public CKeyParentId() {
diff --git a/src/test/java/org/tests/model/basic/Contact.java b/src/test/java/org/tests/model/basic/Contact.java
index e15f572b2..402a4fc2a 100644
--- a/src/test/java/org/tests/model/basic/Contact.java
+++ b/src/test/java/org/tests/model/basic/Contact.java
@@ -13,6 +13,8 @@ import javax.persistence.Id;
 import javax.persistence.ManyToOne;
 import javax.persistence.OneToMany;
 import javax.persistence.Version;
+import javax.validation.constraints.Size;
+
 import java.sql.Timestamp;
 import java.util.List;
 
@@ -26,7 +28,10 @@ public class Contact {
   @Id
   int id;
 
+  @Size(max=127)
   String firstName;
+
+  @Size(max=127)
   String lastName;
 
   String phone;
diff --git a/src/test/java/org/tests/model/basic/EBasic.java b/src/test/java/org/tests/model/basic/EBasic.java
index 5b67551f8..278328f92 100644
--- a/src/test/java/org/tests/model/basic/EBasic.java
+++ b/src/test/java/org/tests/model/basic/EBasic.java
@@ -6,6 +6,8 @@ import io.ebean.annotation.Index;
 import javax.persistence.Entity;
 import javax.persistence.Id;
 import javax.persistence.Table;
+import javax.validation.constraints.Size;
+
 import java.sql.Timestamp;
 
 @Entity
@@ -29,6 +31,7 @@ public class EBasic {
   Status status;
 
   @Index
+  @Size(max=127)
   String name;
 
   String description;
diff --git a/src/test/java/org/tests/model/basic/EBasicWithUniqueCon.java b/src/test/java/org/tests/model/basic/EBasicWithUniqueCon.java
index 63c09d4de..4766414dc 100644
--- a/src/test/java/org/tests/model/basic/EBasicWithUniqueCon.java
+++ b/src/test/java/org/tests/model/basic/EBasicWithUniqueCon.java
@@ -6,6 +6,8 @@ import javax.persistence.Id;
 import javax.persistence.Table;
 import javax.persistence.UniqueConstraint;
 import javax.persistence.Version;
+import javax.validation.constraints.Size;
+
 import java.sql.Timestamp;
 
 @Entity
@@ -17,10 +19,15 @@ public class EBasicWithUniqueCon {
   Integer id;
 
   @Column(unique = true)
+  @Size(max=127)
   String name;
 
+  @Size(max=127)
   String other;
+
+  @Size(max=127)
   String otherOne;
+
   String description;
 
   @Version
diff --git a/src/test/java/org/tests/model/basic/ECustomId.java b/src/test/java/org/tests/model/basic/ECustomId.java
index fc6c94d2c..0655ac781 100644
--- a/src/test/java/org/tests/model/basic/ECustomId.java
+++ b/src/test/java/org/tests/model/basic/ECustomId.java
@@ -3,12 +3,14 @@ package org.tests.model.basic;
 import javax.persistence.Entity;
 import javax.persistence.GeneratedValue;
 import javax.persistence.Id;
+import javax.validation.constraints.Size;
 
 @Entity
 public class ECustomId {
 
   @Id
   @GeneratedValue(generator = "shortUid")
+  @Size(max=127)
   String id;
 
   String name;
diff --git a/src/test/java/org/tests/model/basic/TSDetail.java b/src/test/java/org/tests/model/basic/TSDetail.java
index b89ec11f4..cca4584cc 100644
--- a/src/test/java/org/tests/model/basic/TSDetail.java
+++ b/src/test/java/org/tests/model/basic/TSDetail.java
@@ -8,6 +8,7 @@ import javax.persistence.GenerationType;
 import javax.persistence.Id;
 import javax.persistence.ManyToOne;
 import javax.persistence.Table;
+import javax.validation.constraints.Size;
 
 /**
  * A basic entity to test simple things.
@@ -26,6 +27,7 @@ public class TSDetail {
   String description;
 
   @Index(unique = true)
+  @Size(max=127)
   String someUniqueValue;
 
   boolean active;
diff --git a/src/test/java/org/tests/model/carwheeltruck/TCar.java b/src/test/java/org/tests/model/carwheeltruck/TCar.java
index 5274259a2..1a8aa356c 100644
--- a/src/test/java/org/tests/model/carwheeltruck/TCar.java
+++ b/src/test/java/org/tests/model/carwheeltruck/TCar.java
@@ -8,6 +8,8 @@ import javax.persistence.Id;
 import javax.persistence.Inheritance;
 import javax.persistence.InheritanceType;
 import javax.persistence.OneToMany;
+import javax.validation.constraints.Size;
+
 import java.util.List;
 
 @Entity
@@ -17,6 +19,7 @@ import java.util.List;
 public class TCar {
 
   @Id
+  @Size(max=32)
   String plateNo;
 
   @OneToMany(cascade = CascadeType.ALL)
diff --git a/src/test/java/org/tests/model/composite/RCustomerKey.java b/src/test/java/org/tests/model/composite/RCustomerKey.java
index 881d01674..a871d49aa 100644
--- a/src/test/java/org/tests/model/composite/RCustomerKey.java
+++ b/src/test/java/org/tests/model/composite/RCustomerKey.java
@@ -2,10 +2,15 @@ package org.tests.model.composite;
 
 
 import javax.persistence.Embeddable;
+import javax.validation.constraints.Size;
 
 @Embeddable
 public class RCustomerKey {
+
+  @Size(max=127)
   private String company;
+
+  @Size(max=127)
   private String name;
 
   public RCustomerKey() {
diff --git a/src/test/java/org/tests/model/composite/ROrder.java b/src/test/java/org/tests/model/composite/ROrder.java
index 56b8639df..14fd2d9c9 100644
--- a/src/test/java/org/tests/model/composite/ROrder.java
+++ b/src/test/java/org/tests/model/composite/ROrder.java
@@ -8,6 +8,7 @@ import javax.persistence.JoinColumn;
 import javax.persistence.JoinColumns;
 import javax.persistence.ManyToOne;
 import javax.persistence.Table;
+import javax.validation.constraints.Size;
 
 
 /**
@@ -28,6 +29,7 @@ public class ROrder {
   private RCustomer customer;
 
   @Column(name = "customerName")
+  @Size(max=127)
   private String customerName;
 
   private String item;
diff --git a/src/test/java/org/tests/model/composite/ROrderPK.java b/src/test/java/org/tests/model/composite/ROrderPK.java
index 72962acff..2c808d82b 100644
--- a/src/test/java/org/tests/model/composite/ROrderPK.java
+++ b/src/test/java/org/tests/model/composite/ROrderPK.java
@@ -4,6 +4,7 @@ package org.tests.model.composite;
 import java.io.Serializable;
 
 import javax.persistence.Embeddable;
+import javax.validation.constraints.Size;
 
 /**
  * @author rnentjes
@@ -12,8 +13,10 @@ import javax.persistence.Embeddable;
 public class ROrderPK implements Serializable {
 
   private static final long serialVersionUID = 7632735517186104883L;
-
+  @Size(max=127)
   private String company;
+
+  @Size(max=127)
   private Integer orderNumber;
 
   public ROrderPK() {
diff --git a/src/test/java/org/tests/model/draftable/Document.java b/src/test/java/org/tests/model/draftable/Document.java
index acfff0ff6..5340ee4fe 100644
--- a/src/test/java/org/tests/model/draftable/Document.java
+++ b/src/test/java/org/tests/model/draftable/Document.java
@@ -8,6 +8,7 @@ import javax.persistence.Column;
 import javax.persistence.Entity;
 import javax.persistence.ManyToOne;
 import javax.persistence.OneToMany;
+import javax.validation.constraints.Size;
 import java.sql.Timestamp;
 import java.util.List;
 
@@ -19,6 +20,7 @@ public class Document extends BaseDomain {
   public static DocumentFinder find = new DocumentFinder();
 
   @Column(unique = true)
+  @Size(max=127)
   String title;
 
   String body;
diff --git a/src/test/java/org/tests/model/orderentity/OrderEntity.java b/src/test/java/org/tests/model/orderentity/OrderEntity.java
index 6b2acd451..2a1e032dc 100644
--- a/src/test/java/org/tests/model/orderentity/OrderEntity.java
+++ b/src/test/java/org/tests/model/orderentity/OrderEntity.java
@@ -7,6 +7,8 @@ import javax.persistence.FetchType;
 import javax.persistence.Id;
 import javax.persistence.OneToMany;
 import javax.persistence.Table;
+import javax.validation.constraints.Size;
+
 import java.util.List;
 
 @Entity
@@ -19,6 +21,7 @@ public class OrderEntity {
    */
   @Id
   @Column(name = "uuid")
+  @Size(max=40)
   private String id;
 
   @OneToMany(cascade = CascadeType.ALL, fetch = FetchType.EAGER, mappedBy = "order")
diff --git a/src/test/java/org/tests/model/orderentity/OrderItemEntity.java b/src/test/java/org/tests/model/orderentity/OrderItemEntity.java
index 024be3cc6..d1d40961c 100644
--- a/src/test/java/org/tests/model/orderentity/OrderItemEntity.java
+++ b/src/test/java/org/tests/model/orderentity/OrderItemEntity.java
@@ -6,6 +6,8 @@ import javax.persistence.Id;
 import javax.persistence.JoinColumn;
 import javax.persistence.ManyToOne;
 import javax.persistence.Table;
+import javax.validation.constraints.Size;
+
 import java.math.BigDecimal;
 
 @Entity
@@ -18,6 +20,7 @@ public class OrderItemEntity {
    */
   @Id
   @Column(name = "uuid")
+  @Size(max=40)
   private String id;
 
   @Column(name = "product_variant_uuid")
diff --git a/src/test/java/org/tests/model/pview/Wview.java b/src/test/java/org/tests/model/pview/Wview.java
index f88c65d19..364b73bf0 100644
--- a/src/test/java/org/tests/model/pview/Wview.java
+++ b/src/test/java/org/tests/model/pview/Wview.java
@@ -5,6 +5,8 @@ import javax.persistence.Column;
 import javax.persistence.Entity;
 import javax.persistence.Id;
 import javax.persistence.Table;
+import javax.validation.constraints.Size;
+
 import java.util.UUID;
 
 @Entity
@@ -17,6 +19,7 @@ public class Wview {
 
   @Basic(optional = false)
   @Column(unique = true)
+  @Size(max=127)
   private String name;
 
   public UUID getId() {
diff --git a/src/test/java/org/tests/update/EPersonOnline.java b/src/test/java/org/tests/update/EPersonOnline.java
index f9a3e3e04..7b1f2bb88 100644
--- a/src/test/java/org/tests/update/EPersonOnline.java
+++ b/src/test/java/org/tests/update/EPersonOnline.java
@@ -6,6 +6,8 @@ import io.ebean.annotation.WhenModified;
 import javax.persistence.Entity;
 import javax.persistence.Id;
 import javax.persistence.Table;
+import javax.validation.constraints.Size;
+
 import java.time.Instant;
 
 @Entity
@@ -16,6 +18,7 @@ public class EPersonOnline {
   Long id;
 
   @Index(unique = true)
+  @Size(max=127)
   String email;
 
   boolean online;
diff --git a/src/test/resources/assert/ModelBuild_compoundKeyTest/apply.sql b/src/test/resources/assert/ModelBuild_compoundKeyTest/apply.sql
index 6c5a6587c..e0789ab8a 100644
--- a/src/test/resources/assert/ModelBuild_compoundKeyTest/apply.sql
+++ b/src/test/resources/assert/ModelBuild_compoundKeyTest/apply.sql
@@ -8,13 +8,13 @@ create table ckey_detail (
   id                            integer auto_increment not null,
   something                     varchar(255),
   one_key                       integer,
-  two_key                       varchar(255),
+  two_key                       varchar(127),
   constraint pk_ckey_detail primary key (id)
 );
 
 create table ckey_parent (
   one_key                       integer not null,
-  two_key                       varchar(255) not null,
+  two_key                       varchar(127) not null,
   name                          varchar(255),
   assoc_id                      integer,
   version                       integer not null,
diff --git a/src/test/resources/assert/changeset-apply.txt b/src/test/resources/assert/changeset-apply.txt
index 46bf5c1b1..16d68bacc 100644
--- a/src/test/resources/assert/changeset-apply.txt
+++ b/src/test/resources/assert/changeset-apply.txt
@@ -177,14 +177,14 @@ create table ckey_detail (
   id                            integer not null,
   something                     varchar(255),
   one_key                       integer,
-  two_key                       varchar(255),
+  two_key                       varchar(127),
   constraint pk_ckey_detail primary key (id)
 );
 create sequence ckey_detail_seq;
 
 create table ckey_parent (
   one_key                       integer not null,
-  two_key                       varchar(255) not null,
+  two_key                       varchar(127) not null,
   name                          varchar(255),
   assoc_id                      integer,
   version                       integer not null,
diff --git a/src/test/resources/assert/changeset-pg-apply.sql b/src/test/resources/assert/changeset-pg-apply.sql
index ec2f0f3f0..c995e7c84 100644
--- a/src/test/resources/assert/changeset-pg-apply.sql
+++ b/src/test/resources/assert/changeset-pg-apply.sql
@@ -158,13 +158,13 @@ create table ckey_detail (
   id                            serial not null,
   something                     varchar(255),
   one_key                       integer,
-  two_key                       varchar(255),
+  two_key                       varchar(127),
   constraint pk_ckey_detail primary key (id)
 );
 
 create table ckey_parent (
   one_key                       integer not null,
-  two_key                       varchar(255) not null,
+  two_key                       varchar(127) not null,
   name                          varchar(255),
   assoc_id                      integer,
   version                       integer not null,
diff --git a/src/test/resources/container/test-compoundkey.xml b/src/test/resources/container/test-compoundkey.xml
index a38205d98..20955a77a 100644
--- a/src/test/resources/container/test-compoundkey.xml
+++ b/src/test/resources/container/test-compoundkey.xml
@@ -13,13 +13,13 @@
       <column name="id"         type="integer"          primaryKey="true" identity="true"/>
       <column name="something"  type="varchar(255)"     />
       <column name="one_key"    type="integer"          />
-      <column name="two_key"    type="varchar(255)"     />
+      <column name="two_key"    type="varchar(127)"     />
       <foreignKey name="fk_ckey_detail_parent" columnNames="one_key,two_key" refColumnNames="one_key,two_key" refTableName="ckey_parent" indexName="ix_ckey_detail_parent"/>
     </createTable>
     
     <createTable name="ckey_parent" pkName="pk_ckey_parent">
       <column name="one_key"    type="integer"         primaryKey="true" />
-      <column name="two_key"    type="varchar(255)"    primaryKey="true" />
+      <column name="two_key"    type="varchar(127)"    primaryKey="true" />
       <column name="name"       type="varchar(255)"    />
       <column name="assoc_id"   type="integer"         references="ckey_assoc.id" foreignKeyName="fk_ckey_parent_assoc_id" foreignKeyIndex="ix_ckey_parent_assoc_id"/>
       <column name="version"    type="integer"         notnull="true" />
diff --git a/src/test/resources/dbmigration/migrationtest/db2/1.0__initial.sql b/src/test/resources/dbmigration/migrationtest/db2/1.0__initial.sql
index 8cb33ca98..ac49b8e02 100644
--- a/src/test/resources/dbmigration/migrationtest/db2/1.0__initial.sql
+++ b/src/test/resources/dbmigration/migrationtest/db2/1.0__initial.sql
@@ -2,18 +2,18 @@
 create table migtest_e_basic (
   id                            integer generated by default as identity not null,
   status                        varchar(1),
-  name                          varchar(255),
-  description                   varchar(255),
+  name                          varchar(127),
+  description                   varchar(127),
   some_date                     timestamp,
   old_boolean                   boolean default false not null,
   old_boolean2                  boolean,
   eref_id                       integer,
-  indextest1                    varchar(255),
-  indextest2                    varchar(255),
-  indextest3                    varchar(255),
-  indextest4                    varchar(255),
-  indextest5                    varchar(255),
-  indextest6                    varchar(255),
+  indextest1                    varchar(127),
+  indextest2                    varchar(127),
+  indextest3                    varchar(127),
+  indextest4                    varchar(127),
+  indextest5                    varchar(127),
+  indextest6                    varchar(127),
   user_id                       integer not null,
   constraint ck_migtest_e_basic_status check ( status in ('N','A','I')),
   constraint pk_migtest_e_basic primary key (id)
diff --git a/src/test/resources/dbmigration/migrationtest/h2/1.0__initial.sql b/src/test/resources/dbmigration/migrationtest/h2/1.0__initial.sql
index 92ce9e535..60dc196b2 100644
--- a/src/test/resources/dbmigration/migrationtest/h2/1.0__initial.sql
+++ b/src/test/resources/dbmigration/migrationtest/h2/1.0__initial.sql
@@ -2,18 +2,18 @@
 create table migtest_e_basic (
   id                            integer auto_increment not null,
   status                        varchar(1),
-  name                          varchar(255),
-  description                   varchar(255),
+  name                          varchar(127),
+  description                   varchar(127),
   some_date                     timestamp,
   old_boolean                   boolean default false not null,
   old_boolean2                  boolean,
   eref_id                       integer,
-  indextest1                    varchar(255),
-  indextest2                    varchar(255),
-  indextest3                    varchar(255),
-  indextest4                    varchar(255),
-  indextest5                    varchar(255),
-  indextest6                    varchar(255),
+  indextest1                    varchar(127),
+  indextest2                    varchar(127),
+  indextest3                    varchar(127),
+  indextest4                    varchar(127),
+  indextest5                    varchar(127),
+  indextest6                    varchar(127),
   user_id                       integer not null,
   constraint ck_migtest_e_basic_status check ( status in ('N','A','I')),
   constraint uq_migtest_e_basic_indextest2 unique (indextest2),
diff --git a/src/test/resources/dbmigration/migrationtest/hsqldb/1.0__initial.sql b/src/test/resources/dbmigration/migrationtest/hsqldb/1.0__initial.sql
index 98a8aefd4..b5ba4b578 100644
--- a/src/test/resources/dbmigration/migrationtest/hsqldb/1.0__initial.sql
+++ b/src/test/resources/dbmigration/migrationtest/hsqldb/1.0__initial.sql
@@ -2,18 +2,18 @@
 create table migtest_e_basic (
   id                            integer generated by default as identity (start with 1)  not null,
   status                        varchar(1),
-  name                          varchar(255),
-  description                   varchar(255),
+  name                          varchar(127),
+  description                   varchar(127),
   some_date                     timestamp,
   old_boolean                   boolean default false not null,
   old_boolean2                  boolean,
   eref_id                       integer,
-  indextest1                    varchar(255),
-  indextest2                    varchar(255),
-  indextest3                    varchar(255),
-  indextest4                    varchar(255),
-  indextest5                    varchar(255),
-  indextest6                    varchar(255),
+  indextest1                    varchar(127),
+  indextest2                    varchar(127),
+  indextest3                    varchar(127),
+  indextest4                    varchar(127),
+  indextest5                    varchar(127),
+  indextest6                    varchar(127),
   user_id                       integer not null,
   constraint ck_migtest_e_basic_status check ( status in ('N','A','I')),
   constraint uq_migtest_e_basic_indextest2 unique (indextest2),
diff --git a/src/test/resources/dbmigration/migrationtest/model/1.0__initial.model.xml b/src/test/resources/dbmigration/migrationtest/model/1.0__initial.model.xml
index a01d7db52..e489d342c 100644
--- a/src/test/resources/dbmigration/migrationtest/model/1.0__initial.model.xml
+++ b/src/test/resources/dbmigration/migrationtest/model/1.0__initial.model.xml
@@ -5,18 +5,18 @@
         <createTable name="migtest_e_basic" pkName="pk_migtest_e_basic">
             <column name="id" type="integer" primaryKey="true"/>
             <column name="status" type="varchar(1)" checkConstraint="check ( status in ('N','A','I'))" checkConstraintName="ck_migtest_e_basic_status"/>
-            <column name="name" type="varchar"/>
-            <column name="description" type="varchar"/>
+            <column name="name" type="varchar(127)"/>
+            <column name="description" type="varchar(127)"/>
             <column name="some_date" type="timestamp"/>
             <column name="old_boolean" type="boolean" defaultValue="false" notnull="true"/>
             <column name="old_boolean2" type="boolean"/>
             <column name="eref_id" type="integer" references="migtest_e_ref.id" foreignKeyName="fk_migtest_e_basic_eref_id" foreignKeyIndex="ix_migtest_e_basic_eref_id"/>
-            <column name="indextest1" type="varchar"/>
-            <column name="indextest2" type="varchar"/>
-            <column name="indextest3" type="varchar"/>
-            <column name="indextest4" type="varchar"/>
-            <column name="indextest5" type="varchar"/>
-            <column name="indextest6" type="varchar"/>
+            <column name="indextest1" type="varchar(127)"/>
+            <column name="indextest2" type="varchar(127)"/>
+            <column name="indextest3" type="varchar(127)"/>
+            <column name="indextest4" type="varchar(127)"/>
+            <column name="indextest5" type="varchar(127)"/>
+            <column name="indextest6" type="varchar(127)"/>
             <column name="user_id" type="integer" notnull="true"/>
             <uniqueConstraint name="uq_migtest_e_basic_indextest2" columnNames="indextest2"/>
             <uniqueConstraint name="uq_migtest_e_basic_indextest6" columnNames="indextest6"/>
diff --git a/src/test/resources/dbmigration/migrationtest/mysql/1.0__initial.sql b/src/test/resources/dbmigration/migrationtest/mysql/1.0__initial.sql
index 8fe02c94c..d0cd55dbd 100644
--- a/src/test/resources/dbmigration/migrationtest/mysql/1.0__initial.sql
+++ b/src/test/resources/dbmigration/migrationtest/mysql/1.0__initial.sql
@@ -2,18 +2,18 @@
 create table migtest_e_basic (
   id                            integer auto_increment not null,
   status                        varchar(1),
-  name                          varchar(255),
-  description                   varchar(255),
+  name                          varchar(127),
+  description                   varchar(127),
   some_date                     datetime(6),
   old_boolean                   tinyint(1) default 0 not null,
   old_boolean2                  tinyint(1) default 0,
   eref_id                       integer,
-  indextest1                    varchar(255),
-  indextest2                    varchar(255),
-  indextest3                    varchar(255),
-  indextest4                    varchar(255),
-  indextest5                    varchar(255),
-  indextest6                    varchar(255),
+  indextest1                    varchar(127),
+  indextest2                    varchar(127),
+  indextest3                    varchar(127),
+  indextest4                    varchar(127),
+  indextest5                    varchar(127),
+  indextest6                    varchar(127),
   user_id                       integer not null,
   constraint ck_migtest_e_basic_status check ( status in ('N','A','I')),
   constraint uq_migtest_e_basic_indextest2 unique (indextest2),
diff --git a/src/test/resources/dbmigration/migrationtest/oracle/1.0__initial.sql b/src/test/resources/dbmigration/migrationtest/oracle/1.0__initial.sql
index 439cc5a00..9cb945a13 100644
--- a/src/test/resources/dbmigration/migrationtest/oracle/1.0__initial.sql
+++ b/src/test/resources/dbmigration/migrationtest/oracle/1.0__initial.sql
@@ -2,18 +2,18 @@
 create table migtest_e_basic (
   id                            number(10) not null,
   status                        varchar2(1),
-  name                          varchar2(255),
-  description                   varchar2(255),
+  name                          varchar2(127),
+  description                   varchar2(127),
   some_date                     timestamp,
   old_boolean                   number(1) default 0 not null,
   old_boolean2                  number(1) default 0,
   eref_id                       number(10),
-  indextest1                    varchar2(255),
-  indextest2                    varchar2(255),
-  indextest3                    varchar2(255),
-  indextest4                    varchar2(255),
-  indextest5                    varchar2(255),
-  indextest6                    varchar2(255),
+  indextest1                    varchar2(127),
+  indextest2                    varchar2(127),
+  indextest3                    varchar2(127),
+  indextest4                    varchar2(127),
+  indextest5                    varchar2(127),
+  indextest6                    varchar2(127),
   user_id                       number(10) not null,
   constraint ck_migtest_e_basic_status check ( status in ('N','A','I')),
   constraint uq_migtest_e_basic_indextest2 unique (indextest2),
diff --git a/src/test/resources/dbmigration/migrationtest/postgres/1.0__initial.sql b/src/test/resources/dbmigration/migrationtest/postgres/1.0__initial.sql
index 372bcf4ba..09be87a42 100644
--- a/src/test/resources/dbmigration/migrationtest/postgres/1.0__initial.sql
+++ b/src/test/resources/dbmigration/migrationtest/postgres/1.0__initial.sql
@@ -2,18 +2,18 @@
 create table migtest_e_basic (
   id                            serial not null,
   status                        varchar(1),
-  name                          varchar(255),
-  description                   varchar(255),
+  name                          varchar(127),
+  description                   varchar(127),
   some_date                     timestamptz,
   old_boolean                   boolean default false not null,
   old_boolean2                  boolean,
   eref_id                       integer,
-  indextest1                    varchar(255),
-  indextest2                    varchar(255),
-  indextest3                    varchar(255),
-  indextest4                    varchar(255),
-  indextest5                    varchar(255),
-  indextest6                    varchar(255),
+  indextest1                    varchar(127),
+  indextest2                    varchar(127),
+  indextest3                    varchar(127),
+  indextest4                    varchar(127),
+  indextest5                    varchar(127),
+  indextest6                    varchar(127),
   user_id                       integer not null,
   constraint ck_migtest_e_basic_status check ( status in ('N','A','I')),
   constraint uq_migtest_e_basic_indextest2 unique (indextest2),
diff --git a/src/test/resources/dbmigration/migrationtest/sqlite/1.0__initial.sql b/src/test/resources/dbmigration/migrationtest/sqlite/1.0__initial.sql
index 88d329a2b..fb9e4c859 100644
--- a/src/test/resources/dbmigration/migrationtest/sqlite/1.0__initial.sql
+++ b/src/test/resources/dbmigration/migrationtest/sqlite/1.0__initial.sql
@@ -2,18 +2,18 @@
 create table migtest_e_basic (
   id                            integer not null,
   status                        varchar(1),
-  name                          varchar(255),
-  description                   varchar(255),
+  name                          varchar(127),
+  description                   varchar(127),
   some_date                     timestamp,
   old_boolean                   int default 0 not null,
   old_boolean2                  int default 0,
   eref_id                       integer,
-  indextest1                    varchar(255),
-  indextest2                    varchar(255),
-  indextest3                    varchar(255),
-  indextest4                    varchar(255),
-  indextest5                    varchar(255),
-  indextest6                    varchar(255),
+  indextest1                    varchar(127),
+  indextest2                    varchar(127),
+  indextest3                    varchar(127),
+  indextest4                    varchar(127),
+  indextest5                    varchar(127),
+  indextest6                    varchar(127),
   user_id                       integer not null,
   constraint ck_migtest_e_basic_status check ( status in ('N','A','I')),
   constraint uq_migtest_e_basic_indextest2 unique (indextest2),
diff --git a/src/test/resources/dbmigration/migrationtest/sqlserver/1.0__initial.sql b/src/test/resources/dbmigration/migrationtest/sqlserver/1.0__initial.sql
index 39fff72cf..7c8eb6b47 100644
--- a/src/test/resources/dbmigration/migrationtest/sqlserver/1.0__initial.sql
+++ b/src/test/resources/dbmigration/migrationtest/sqlserver/1.0__initial.sql
@@ -2,18 +2,18 @@
 create table migtest_e_basic (
   id                            integer identity(1,1) not null,
   status                        varchar(1),
-  name                          varchar(255),
-  description                   varchar(255),
+  name                          varchar(127),
+  description                   varchar(127),
   some_date                     datetime2,
   old_boolean                   bit default 0 not null,
   old_boolean2                  bit default 0,
   eref_id                       integer,
-  indextest1                    varchar(255),
-  indextest2                    varchar(255),
-  indextest3                    varchar(255),
-  indextest4                    varchar(255),
-  indextest5                    varchar(255),
-  indextest6                    varchar(255),
+  indextest1                    varchar(127),
+  indextest2                    varchar(127),
+  indextest3                    varchar(127),
+  indextest4                    varchar(127),
+  indextest5                    varchar(127),
+  indextest6                    varchar(127),
   user_id                       integer not null,
   constraint ck_migtest_e_basic_status check ( status in ('N','A','I')),
   constraint pk_migtest_e_basic primary key (id)