With JPA or like you must synchronize both sides of OneToMany-Relation to avoid side effects. Therefore I build a relationship manager to avoid a boiler plate and error prone code. Because it's not depend on JPA, it can be used every time to synchronize relations.
Adds ROW_FORMAT=DYNAMIC to CREATE TABLE statement. This is useful to avoid a Specified key was too long; max key length is 767 bytes or Index column size too large. The maximum column size is 767 bytes. errors if utf8mb4 is used for emoji's.
- firstNotNull: returns first not null value
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Copyright (c) 2016, Anton Bessonov
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