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SUMMARY: INNER | FIELD | CONSTR | METHOD | DETAIL: FIELD | CONSTR | METHOD |
An Interface to represent a columns Name List
Method Summary | |
void |
addColumnName(java.lang.String newCol)
Appends a new column name to the end of column names list. |
void |
deleteColumnName(java.lang.String oldName)
Deletes a column name from the list |
java.lang.String[] |
getColumnNames()
Returns a list of column names. |
void |
insertColumnName(java.lang.String newName,
int position)
Inserts a column name in the list. |
void |
setColumnName(java.lang.String newName,
int position)
Sets a column name in the certain position in the list. |
void |
setColumnNames(java.lang.String[] columns)
Sets a list of column names to be projected out.. |
void |
updateColumnName(java.lang.String oldname,
java.lang.String newname)
Updates a specific column name in the list with a new name. |
Method Detail |
public void addColumnName(java.lang.String newCol)
newCol
- is column name.public void deleteColumnName(java.lang.String oldName)
oldName
- is column namepublic java.lang.String[] getColumnNames()
public void insertColumnName(java.lang.String newName, int position)
newName
- is column name.position
- is insertion poistion.public void setColumnName(java.lang.String newName, int position)
newName
- is column name.position
- is insertion poistion.public void setColumnNames(java.lang.String[] columns)
newName
- is column name.position
- is insertion poistion.public void updateColumnName(java.lang.String oldname, java.lang.String newname)
oldname
- is the old column name.newname
- is new column name.
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