Class FromTableDef

  • All Implemented Interfaces:
    java.io.Serializable, java.lang.Cloneable

    public final class FromTableDef
    extends java.lang.Object
    implements java.io.Serializable, java.lang.Cloneable
    Describes a single table declaration in the from clause of a table expression (SELECT).
    Author:
    Tobias Downer
    See Also:
    Serialized Form
    • Constructor Summary

      Constructors 
      Constructor Description
      FromTableDef​(TableSelectExpression select)
      A simple sub-query table definition (not aliased).
      FromTableDef​(TableSelectExpression select, java.lang.String table_alias)
      A table that is a sub-query and given an aliased name.
      FromTableDef​(java.lang.String table_name)
      A simple table definition (not aliased).
      FromTableDef​(java.lang.String table_name, java.lang.String table_alias)
      Constructs the table def.
    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      java.lang.Object clone()
      Clones the object (deep clone of immutable members).
      java.lang.String getAlias()
      Returns the alias for this table (or null if no alias given).
      java.lang.String getName()
      Returns the name of the table.
      TableSelectExpression getTableSelectExpression()
      Returns the TableSelectExpression if this is a subquery table.
      java.lang.String getUniqueKey()
      Returns the unique key.
      boolean isSubQueryTable()
      Returns true if this item in the FROM clause is a subquery table.
      void prepareExpressions​(ExpressionPreparer preparer)
      Prepares the expressions in this table def.
      void setUniqueKey​(java.lang.String unique_key)
      Sets the unique key.
      • Methods inherited from class java.lang.Object

        equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
    • Constructor Detail

      • FromTableDef

        public FromTableDef​(java.lang.String table_name,
                            java.lang.String table_alias)
        Constructs the table def. The constructs a table that is aliased under a different name.
      • FromTableDef

        public FromTableDef​(java.lang.String table_name)
        A simple table definition (not aliased).
      • FromTableDef

        public FromTableDef​(TableSelectExpression select,
                            java.lang.String table_alias)
        A table that is a sub-query and given an aliased name.
      • FromTableDef

        public FromTableDef​(TableSelectExpression select)
        A simple sub-query table definition (not aliased).
    • Method Detail

      • setUniqueKey

        public void setUniqueKey​(java.lang.String unique_key)
        Sets the unique key.
      • getName

        public java.lang.String getName()
        Returns the name of the table.
      • getAlias

        public java.lang.String getAlias()
        Returns the alias for this table (or null if no alias given).
      • getUniqueKey

        public java.lang.String getUniqueKey()
        Returns the unique key.
      • isSubQueryTable

        public boolean isSubQueryTable()
        Returns true if this item in the FROM clause is a subquery table.
      • getTableSelectExpression

        public TableSelectExpression getTableSelectExpression()
        Returns the TableSelectExpression if this is a subquery table.
      • clone

        public java.lang.Object clone()
                               throws java.lang.CloneNotSupportedException
        Clones the object (deep clone of immutable members).
        Overrides:
        clone in class java.lang.Object
        Throws:
        java.lang.CloneNotSupportedException