The number of bytes per checksum.

Return true if this column is an array.

Set this column's parent. A parent must be a preceding array column.

Return this column's type.

Name of tool, to be used in listings.

Return an iterator over values in the named column.

Write all rows added to the named file.

Return the number of rows in this file.

Set whether this column has an index of blocks by value. This only makes sense for sorted columns and permits one to seek into a column by value.

Return the value of a metadata property as a String.

Return the number of columns in this file.

Return the total length of the input.

Add a row to the file.

Return this column's name.

Return this column's parent or null.

Returns [0-15] 15/16 times. Returns [0-255] 255/256 times. Returns [0-4095] 4095/4096 times. Returns [0-65535] every time.

Return a type given its name.

Return columns for the schema.

Expert: Returns the next length in an array column.

Positioned read.

Set a metadata property to a binary value.

Expert: Must be called before any calls to {@link #nextLength()} or {@link #nextValue()}.

Expert: Declare a count of items to be written to an array column or a column whose parent is an array.

Write all rows added to the named output stream.

Return true iff a key has any value, false if it is not present.

Return the number of columns in the file.

Return all columns' metadata.

Expert: Returns the next value in a column.

Add a row to the file.

Compute a checksum.

Expert: Called after all values are written to a row.

Return array giving the number of columns immediately following each column that are descendents of that column.

Return this file's metadata.

Return this column's number in a file.

Runs the tool with supplied arguments. Input and output streams are customizable for easier testing. @param in Input stream to read data (typically