Hibernate inheritance
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Use hibernate inheritance and UUIDs to save a payment record in a database.
Code sample
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[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Hard to understand","hardToUnderstand","thumb-down"],["Incorrect information or sample code","incorrectInformationOrSampleCode","thumb-down"],["Missing the information/samples I need","missingTheInformationSamplesINeed","thumb-down"],["Other","otherDown","thumb-down"]],[],[],[],null,["# Hibernate inheritance\n\nUse hibernate inheritance and UUIDs to save a payment record in a database.\n\nCode sample\n-----------\n\n### Java\n\n\nTo learn how to install and use the client library for Spanner, see\n[Spanner client libraries](/spanner/docs/reference/libraries).\n\n\nTo authenticate to Spanner, set up Application Default Credentials.\nFor more information, see\n\n[Set up authentication for a local development environment](/docs/authentication/set-up-adc-local-dev-environment).\n\n\n import jakarta.persistence.Entity;\n import jakarta.persistence.GeneratedValue;\n import jakarta.persistence.GenerationType;\n import jakarta.persistence.Id;\n import jakarta.persistence.Inheritance;\n import jakarta.persistence.InheritanceType;\n import java.util.UUID;\n import org.hibernate.annotations.JdbcTypeCode;\n\n /**\n * An example {@link Entity} which demonstrates usage of {@link Inheritance}.\n */\n @Entity\n @Inheritance(strategy = InheritanceType.JOINED)\n public abstract class Payment {\n\n @Id\n @GeneratedValue(strategy = GenerationType.AUTO)\n @JdbcTypeCode(java.sql.Types.VARCHAR)\n private UUID id;\n\n private Long amount;\n\n public UUID getId() {\n return id;\n }\n\n public void setId(UUID id) {\n this.id = id;\n }\n\n public Long getAmount() {\n return amount;\n }\n\n public void setAmount(Long amount) {\n this.amount = amount;\n }\n }\n\nWhat's next\n-----------\n\n\nTo search and filter code samples for other Google Cloud products, see the\n[Google Cloud sample browser](/docs/samples?product=spanner)."]]
