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Class Zql.ZConstant 

java.lang.Object
   |
   +----Zql.ZConstant
public class ZConstant
extends Object
implements ZExp
ZConstant: a representation of SQL constants

Variable Index

o COLUMNNAME
o NULL
o NUMBER
o STRING
o UNKNOWN
ZConstant types

Constructor Index

o ZConstant(String, int)
Create a new constant, given its name and type.

Method Index

o getType()
o getValue()
o toString()

Variables

o UNKNOWN 
 public static final int UNKNOWN
ZConstant types

o COLUMNNAME 
 public static final int COLUMNNAME
o NULL 
 public static final int NULL
o NUMBER 
 public static final int NUMBER
o STRING 
 public static final int STRING

Constructors

o ZConstant 
 public ZConstant(String v,
                  int typ)
Create a new constant, given its name and type.

Methods

o getValue 
 public String getValue()
o getType 
 public int getType()
o toString 
 public String toString()
Overrides:
toString in class Object 
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