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package org.apache.spark.sql.vectorized; abstract class ColumnVector implements AutoCloseable { // only required methods that have no implementation // the others follow public abstract void close(); public abstract boolean hasNull(); public abstract int numNulls(); public abstract boolean isNullAt(int rowId); public abstract boolean getBoolean(int rowId); // other type-specific getters protected abstract ColumnVector getChild(int ordinal); } |
ColumnVector has a data type that you can access using dataType method.
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Note
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ColumnVector is an Evolving contract that is evolving towards becoming a stable API, but is not a stable API yet and can change from one feature release to another release.
In other words, using the contract is as treading on thin ice.
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Table 1. (Subset of) ColumnVector Contract
| Method |
Description |
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getChild
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Used when…FIXME
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