ServiceStack.OrmLite.MySql by Demis Bellot, Thomas Grassauer

<PackageReference Include="ServiceStack.OrmLite.MySql" Version="3.9.57" />

 PredicateBuilder

public static class PredicateBuilder
public static Expression<Func<T, bool>> And<T>(this Expression<Func<T, bool>> first, Expression<Func<T, bool>> second)

public static Expression<Func<T, bool>> Create<T>(Expression<Func<T, bool>> predicate)

public static Expression<Func<T, bool>> False<T>()

public static Expression<Func<T, bool>> Not<T>(this Expression<Func<T, bool>> expression)

public static Expression<Func<T, bool>> Or<T>(this Expression<Func<T, bool>> first, Expression<Func<T, bool>> second)

public static Expression<Func<T, bool>> True<T>()