Fix bug in column identifier to attno mapping when there is missing columns

gpAux/releng/make/dependencies/ivy.xml

@@ -22,7 +22,7 @@
     </configurations>
 
     <dependencies>
-      <dependency org="emc"             name="optimizer"       rev="1.619"          conf="osx106_x86->osx106_x86_32;rhel5_x86_64->rhel5_x86_64;suse10_x86_64->suse10_x86_64;suse11_x86_64->suse10_x86_64" />
+      <dependency org="emc"             name="optimizer"       rev="1.620"          conf="osx106_x86->osx106_x86_32;rhel5_x86_64->rhel5_x86_64;suse10_x86_64->suse10_x86_64;suse11_x86_64->suse10_x86_64" />
       <dependency org="emc"             name="libgpos"         rev="1.135"          conf="osx106_x86->osx106_x86_32;rhel5_x86_64->rhel5_x86_64;suse10_x86_64->suse10_x86_64;suse11_x86_64->suse10_x86_64" />
       <dependency org="xerces"          name="xerces-c"        rev="3.1.1-p1"       conf="osx106_x86->osx106_x86_32;rhel5_x86_64->rhel5_x86_64;suse10_x86_64->suse10_x86_64;suse11_x86_64->suse10_x86_64" />
       <dependency org="OpenSSL"         name="openssl"         rev="0.9.8zg"        conf="osx106_x86->osx105_x86;aix5_ppc_32->aix5_ppc_32;aix5_ppc_64->aix5_ppc_64;hpux_ia64->hpux_ia64;rhel5_x86_32->rhel5_x86_32;rhel5_x86_64->rhel5_x86_64;rhel6_x86_64->rhel6_x86_64;sol10_x86_32->sol10_x86_32;sol10_x86_64->sol10_x86_64;sol10_sparc_32->sol10_sparc_32;sol10_sparc_64->sol10_sparc_64;suse10_x86_64->suse10_x86_64;suse11_x86_64->suse11_x86_64" />

src/include/gpopt/translate/CTranslatorUtils.h

@@ -53,10 +53,6 @@ namespace gpdxl
 {
 	using namespace gpopt;
 
-	// hash maps mapping INT -> ULONG
-	typedef CHashMap<INT, ULONG, gpos::UlHash<INT>, gpos::FEqual<INT>,
-					CleanupDelete<INT>, CleanupDelete<ULONG> > HMIUl;
-
 	//---------------------------------------------------------------------------
 	//	@class:
 	//		CTranslatorUtils