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## org.eclipse.birt.data.engine.api
Interface IBaseResultMetaData

All Known Subinterfaces:
  IResultMetaData

    public interface IBaseResultMetaData

Method Summary
`int` | `getColumnCount()` Returns the number of columns in a detail row of the result set.
`java.lang.String` | `getColumnName(int index)` Returns the column name at the specified index.
`int` | `getColumnType(int index)` Returns the data type of the column at the specified index.

Method Detail

### getColumnCount

    int getColumnCount()

  Returns the number of columns in a detail row of the result set.

  Returns:
    the number of columns in a detail row.

### getColumnName

    java.lang.String getColumnName(int index)
                                   throws org.eclipse.birt.core.exception.BirtException

  Returns the column name at the specified index.

  Parameters:
    `index` - The projected column index.
  Returns:
    The name of the specified column.
  Throws:
    `org.eclipse.birt.core.exception.BirtException` - if given index is invalid.

### getColumnType

    int getColumnType(int index)
                      throws org.eclipse.birt.core.exception.BirtException

  Returns the data type of the column at the specified index.

  Parameters:
    `index` - The projected column index.
  Returns:
    The data type of the specified column, as an integer defined in org.eclipse.birt.data.engine.api.DataType.
  Throws:
    `org.eclipse.birt.core.exception.BirtException` - if given index is invalid.

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