MCOL-641 This commit adds support for SIGNED and ZEROFILL keywords in

CREATE TABLE. ZEROFILL is dummy though.

There is a new file with column width utilities.

Array access was replaced by a variable that is calculated only once in
TupleJoiner::updateCPData.

dbcon/ddlpackage/ddlpkg.cpp

@@ -26,6 +26,7 @@
 #define DDLPKG_DLLEXPORT
 #include "ddlpkg.h"
 #undef DDLPKG_DLLEXPORT
+#include "../../utils/common/columnwidth.h"
 
 namespace ddlpackage
 {
@@ -61,32 +62,6 @@ ostream& operator<<(ostream& os, const QualifiedName& qname)
     return os;
 }
 
-
-/** @brief Map a DECIMAL precision to data width in bytes */
-unsigned int precision_width(unsigned p)
-{
-    switch (p)
-    {
-        case 1:
-        case 2:
-            return 1;
-
-        case 3:
-        case 4:
-            return 2;
-
-        case 5:
-        case 6:
-        case 7:
-        case 8:
-        case 9:
-            return 4;
-
-        default:
-            return 8;
-    }
-}
-
 ColumnType::ColumnType(int prec, int scale) :
     fType(DDL_INVALID_DATATYPE),
     fLength(0),
@@ -94,7 +69,7 @@ ColumnType::ColumnType(int prec, int scale) :
     fScale(scale),
     fWithTimezone(false)
 {
-    fLength = precision_width(fPrecision);
+    fLength = utils::widthByPrecision(fPrecision);
 }
 
 ColumnType::ColumnType(int type) :
@@ -141,19 +116,6 @@ ColumnType::ColumnType(int type) :
             break;
     }
 }
-#if 0
-ColumnType::ColumnType(int type, int length, int precision, int scale, int compressiontype, const char* autoIncrement, int64_t nextValue, bool withTimezone) :
-    fType(type),
-    fLength(length),
-    fPrecision(precision),
-    fScale(scale),
-    fWithTimezone(withTimezone),
-    fCompressiontype(compressiontype),
-    fAutoincrement(autoIncrement),
-    fNextvalue(nextValue)
-{
-}
-#endif
 ColumnConstraintDef::ColumnConstraintDef(DDL_CONSTRAINTS type) :
     SchemaObject(),
     fDeferrable(false),