ColumnPredicates (Apache Parquet Column 1.9.0-cdh6.3.2 API)

```
public class ColumnPredicates
extends Object
```
ColumnPredicates class provides checks for column values. Factory methods are provided for standard predicates which wrap the job of getting the correct value from the column.

Nested Classes
Modifier and Type	Class and Description
`static interface`	`ColumnPredicates.BooleanPredicateFunction`
`static interface`	`ColumnPredicates.DoublePredicateFunction`
`static interface`	`ColumnPredicates.FloatPredicateFunction`
`static interface`	`ColumnPredicates.IntegerPredicateFunction`
`static interface`	`ColumnPredicates.LongPredicateFunction`
`static interface`	`ColumnPredicates.Predicate`
`static interface`	`ColumnPredicates.PredicateFunction<T>`

Constructors
Constructor and Description
`ColumnPredicates()`

All Methods Static Methods Concrete Methods
Modifier and Type	Method and Description
`static ColumnPredicates.Predicate`	`applyFunctionToBinary(ColumnPredicates.PredicateFunction<Binary> fn)`
`static ColumnPredicates.Predicate`	`applyFunctionToBoolean(ColumnPredicates.BooleanPredicateFunction fn)`
`static ColumnPredicates.Predicate`	`applyFunctionToDouble(ColumnPredicates.DoublePredicateFunction fn)`
`static ColumnPredicates.Predicate`	`applyFunctionToFloat(ColumnPredicates.FloatPredicateFunction fn)`
`static ColumnPredicates.Predicate`	`applyFunctionToInteger(ColumnPredicates.IntegerPredicateFunction fn)`
`static ColumnPredicates.Predicate`	`applyFunctionToLong(ColumnPredicates.LongPredicateFunction fn)`
`static ColumnPredicates.Predicate`	`applyFunctionToString(ColumnPredicates.PredicateFunction<String> fn)`
`static ColumnPredicates.Predicate`	`equalTo(boolean target)`
`static ColumnPredicates.Predicate`	`equalTo(double target)`
`static <E extends Enum> ColumnPredicates.Predicate`	`equalTo(E target)`
`static ColumnPredicates.Predicate`	`equalTo(float target)`
`static ColumnPredicates.Predicate`	`equalTo(int target)`
`static ColumnPredicates.Predicate`	`equalTo(long target)`
`static ColumnPredicates.Predicate`	`equalTo(String target)`

public static ColumnPredicates.Predicate equalTo(String target)

public static ColumnPredicates.Predicate applyFunctionToString(ColumnPredicates.PredicateFunction<String> fn)

public static ColumnPredicates.Predicate equalTo(int target)

public static ColumnPredicates.Predicate applyFunctionToInteger(ColumnPredicates.IntegerPredicateFunction fn)

public static ColumnPredicates.Predicate equalTo(long target)

public static ColumnPredicates.Predicate applyFunctionToLong(ColumnPredicates.LongPredicateFunction fn)

public static ColumnPredicates.Predicate equalTo(float target)

public static ColumnPredicates.Predicate applyFunctionToFloat(ColumnPredicates.FloatPredicateFunction fn)

public static ColumnPredicates.Predicate equalTo(double target)

public static ColumnPredicates.Predicate applyFunctionToDouble(ColumnPredicates.DoublePredicateFunction fn)

public static ColumnPredicates.Predicate equalTo(boolean target)

public static ColumnPredicates.Predicate applyFunctionToBoolean(ColumnPredicates.BooleanPredicateFunction fn)

public static <E extends Enum> ColumnPredicates.Predicate equalTo(E target)

public static ColumnPredicates.Predicate applyFunctionToBinary(ColumnPredicates.PredicateFunction<Binary> fn)

Class ColumnPredicates