## Uses of Class
org.apache.trevni.ColumnMetaData

- Packages that use ColumnMetaData
  Package | Description
  --- | ---
  org.apache.trevni | A column file format.

- - ### Uses of ColumnMetaData in org.apache.trevni

    Methods in org.apache.trevni that return ColumnMetaData
    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.

    Methods in org.apache.trevni that return types with arguments of type ColumnMetaData
    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.

    Methods in org.apache.trevni with parameters of type ColumnMetaData
    Modifier and Type | Method and Description
    --- | ---
    `ColumnMetaData` | ColumnMetaData.`setParent(ColumnMetaData parent)` Set this column's parent.

    Constructors in org.apache.trevni with parameters of type ColumnMetaData
    Constructor and Description
    `ColumnFileWriter(ColumnFileMetaData fileMeta, ColumnMetaData... columnMeta)` Construct given metadata for each column in the file.

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