diff --git a/jOOQ/src/main/java/org/jooq/impl/IsJson.java b/jOOQ/src/main/java/org/jooq/impl/IsJson.java
index 6409dc3ed1..9230eccc3d 100644
--- a/jOOQ/src/main/java/org/jooq/impl/IsJson.java
+++ b/jOOQ/src/main/java/org/jooq/impl/IsJson.java
@@ -98,6 +98,9 @@ implements
 
 
 
+
+
+
             default:
                 return false;
         }
@@ -125,6 +128,11 @@ implements
 
 
 
+
+
+
+
+
             default:
                 ctx.visit(field).sql(' ').visit(K_IS_JSON);
                 break;
diff --git a/jOOQ/src/main/java/org/jooq/impl/IsNotJson.java b/jOOQ/src/main/java/org/jooq/impl/IsNotJson.java
index 8a2b38cc3d..d57801cb2a 100644
--- a/jOOQ/src/main/java/org/jooq/impl/IsNotJson.java
+++ b/jOOQ/src/main/java/org/jooq/impl/IsNotJson.java
@@ -107,6 +107,11 @@ implements
 
 
 
+
+
+
+
+
             default:
                 ctx.visit(field).sql(' ').visit(K_IS_NOT_JSON);
                 break;
diff --git a/jOOQ/src/main/java/org/jooq/impl/Names.java b/jOOQ/src/main/java/org/jooq/impl/Names.java
index eda0386a00..b5bcde4f8a 100644
--- a/jOOQ/src/main/java/org/jooq/impl/Names.java
+++ b/jOOQ/src/main/java/org/jooq/impl/Names.java
@@ -83,6 +83,7 @@ final class Names {
     static final Name N_BYTE_LENGTH                 = systemName("byte_length");
     static final Name N_CAST                        = systemName("cast");
     static final Name N_CHARINDEX                   = systemName("charindex");
+    static final Name N_CHECK_JSON                  = systemName("check_json");
     static final Name N_CHOOSE                      = systemName("choose");
     static final Name N_COLLECT                     = systemName("collect");
     static final Name N_CONCAT                      = systemName("concat");