### Question:
Column extends ASTNodeAccessImpl implements Expression, MultiPartName { @Override public String toString() { return getName(true); } Column();  Column(Table table, String columnName);  Column(String columnName); Table getTable(); void setTable(Table table); String getColumnName(); void setColumnName(String string); @Override String getFullyQualifiedName(); String getName(boolean aliases); @Override void accept(ExpressionVisitor expressionVisitor); @Override String toString();  }### Answer:
@Test public void testMissingTableAlias() { Table myTable = new Table("myTable"); myTable.setAlias(new Alias("tb")); Column myColumn = new Column(myTable, "myColumn"); assertEquals("tb.myColumn", myColumn.toString()); }