diff --git a/include/MetaInfo.h b/include/MetaInfo.h
index 955c1494a45adba66af02d00328ea3c4ce39bfd2..36e3828e4659e0206517cff811487de4c4f0389b 100644
--- a/include/MetaInfo.h
+++ b/include/MetaInfo.h
@@ -107,12 +107,12 @@ public:
   virtual void setValuesOfEnumSet(std::vector<const char*>& v);
   virtual void setValuesOfEnumSet(const char** v, size_t size);
 
-  virtual void setGenerated(bool Generated);
-  virtual void setHiddenRowKey();
+  virtual void setGenerated(bool generated = true);
+  virtual void setHiddenRowKey(bool hiddenRowKey = true);
   virtual bool isHiddenRowKey();
-  virtual void setPartitioned();
+  virtual void setPartitioned(bool partitioned = true);
   virtual bool isPartitioned();
-  virtual void setDependent();
+  virtual void setDependent(bool dependent = true);
   virtual bool isDependent();
 
 public:
diff --git a/src/MetaInfo.cpp b/src/MetaInfo.cpp
index 76447cec7667bc9ad128dc9011663b7d19350c1d..eccc3ac790c3da822ebe8a8725a751b3c742673f 100644
--- a/src/MetaInfo.cpp
+++ b/src/MetaInfo.cpp
@@ -406,34 +406,45 @@ void IColMeta::setFlag(unsigned char flag)
 {
   m_col->m_colMetaHeader->m_flag = flag;
 }
-void IColMeta::setGenerated(bool Generated)
+void IColMeta::setGenerated(bool generated)
 {
-  if (Generated) {
+  if (generated) {
     m_col->m_colMetaHeader->m_flag |= COL_FLAG_GENERATED;
   } else {
-    // 0xffff - COL_FLAG_GENERATED to binary 0b11111110
-    m_col->m_colMetaHeader->m_flag &= (0xffff - COL_FLAG_GENERATED);
+    m_col->m_colMetaHeader->m_flag &= ~COL_FLAG_GENERATED;
   }
 }
-void IColMeta::setHiddenRowKey()
+void IColMeta::setHiddenRowKey(bool hiddenRowKey)
 {
-  m_col->m_colMetaHeader->m_flag |= COL_FLAG_HIDDEN_ROWKEY;
+  if (hiddenRowKey) {
+    m_col->m_colMetaHeader->m_flag |= COL_FLAG_HIDDEN_ROWKEY;
+  } else {
+    m_col->m_colMetaHeader->m_flag &= ~COL_FLAG_HIDDEN_ROWKEY;
+  }
 }
 bool IColMeta::isHiddenRowKey()
 {
   return m_col->m_colMetaHeader->m_flag & COL_FLAG_HIDDEN_ROWKEY;
 }
-void IColMeta::setPartitioned()
+void IColMeta::setPartitioned(bool partitioned)
 {
-  m_col->m_colMetaHeader->m_flag |= COL_FLAG_PARTITIONED;
+  if (partitioned) {
+    m_col->m_colMetaHeader->m_flag |= COL_FLAG_PARTITIONED;
+  } else{
+    m_col->m_colMetaHeader->m_flag &= ~COL_FLAG_PARTITIONED;
+  }
 }
 bool IColMeta::isPartitioned()
 {
   return m_col->m_colMetaHeader->m_flag & COL_FLAG_PARTITIONED;
 }
-void IColMeta::setDependent()
+void IColMeta::setDependent(bool dependent)
 {
-  m_col->m_colMetaHeader->m_flag |= COL_FLAG_DEPENDENT;
+  if (dependent) {
+    m_col->m_colMetaHeader->m_flag |= COL_FLAG_DEPENDENT;
+  } else {
+    m_col->m_colMetaHeader->m_flag &= ~COL_FLAG_DEPENDENT;
+  }
 }
 bool IColMeta::isDependent()
 {
diff --git a/unittest/lrTest.cpp b/unittest/lrTest.cpp
index 86056db121275a1538ad5c352c2a7bdb2ecf2ab9..c7528fd0cad7c9bfd204e03ea29374013a6f297f 100644
--- a/unittest/lrTest.cpp
+++ b/unittest/lrTest.cpp
@@ -41,9 +41,12 @@ IColMeta* createColMeta(const char* name, int type, int length)
   colMeta->setEncoding(ENC);
   colMeta->setGenerated(false);
   colMeta->setGenerated(true);
-  colMeta->setHiddenRowKey();
-  colMeta->setPartitioned();
-  colMeta->setDependent();
+  colMeta->setHiddenRowKey(false);
+  colMeta->setHiddenRowKey(true);
+  colMeta->setPartitioned(false);
+  colMeta->setPartitioned(true);
+  colMeta->setDependent(false);
+  colMeta->setDependent(true);
   colMeta->setOriginType("varchar");
   colMeta->setPrecision(5);
   colMeta->setScale(3);
diff --git a/unittest/memoryleakTest.cpp b/unittest/memoryleakTest.cpp
index e1cbc3165dbf9a8450b7135ffcf4c683f5536c0d..1704eb388d3acdfc107e95cfdfe263c102308be0 100644
--- a/unittest/memoryleakTest.cpp
+++ b/unittest/memoryleakTest.cpp
@@ -38,9 +38,12 @@ IColMeta* createColMeta(const char* name, int type, int length)
   colMeta->setEncoding(ENC);
   colMeta->setGenerated(false);
   colMeta->setGenerated(true);
-  colMeta->setHiddenRowKey();
-  colMeta->setPartitioned();
-  colMeta->setDependent();
+  colMeta->setHiddenRowKey(false);
+  colMeta->setHiddenRowKey(true);
+  colMeta->setPartitioned(false);
+  colMeta->setPartitioned(true);
+  colMeta->setDependent(false);
+  colMeta->setDependent(true);
   colMeta->setOriginType("varchar");
   colMeta->setPrecision(5);
   colMeta->setScale(4);