| Package | Description | 
|---|---|
| org.apache.trevni | A column file format. | 
| Modifier and Type | Method and Description | 
|---|---|
| ColumnMetaData[] | ColumnFileReader. getColumnMetaData()Return all columns' metadata. | 
| ColumnMetaData | ColumnFileReader. getColumnMetaData(int number)Return a column's metadata. | 
| ColumnMetaData | ColumnFileReader. getColumnMetaData(String name)Return a column's metadata. | 
| ColumnMetaData | ColumnMetaData. getParent()Return this column's parent or null. | 
| ColumnMetaData | ColumnMetaData. hasIndexValues(boolean values)Set whether this column has an index of blocks by value. | 
| ColumnMetaData | ColumnMetaData. isArray(boolean isArray)Set whether this column is an array. | 
| ColumnMetaData | ColumnMetaData. setParent(ColumnMetaData parent)Set this column's parent. | 
| Modifier and Type | Method and Description | 
|---|---|
| List<ColumnMetaData> | ColumnMetaData. getChildren()Return this column's children or null. | 
| List<ColumnMetaData> | ColumnFileReader. getRoots()Return root columns' metadata. | 
| Modifier and Type | Method and Description | 
|---|---|
| ColumnMetaData | ColumnMetaData. setParent(ColumnMetaData parent)Set this column's parent. | 
| Constructor and Description | 
|---|
| ColumnFileWriter(ColumnFileMetaData fileMeta,
                ColumnMetaData... columnMeta)Construct given metadata for each column in the file. | 
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