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Detecting and Reporting Object-Relational Mappi...
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Gustavo Pinto
September 19, 2019
Research
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Detecting and Reporting Object-Relational MappingProblems: An Industrial Report
Gustavo Pinto
September 19, 2019
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Transcript
Detecting and Reporting Object-Relational Mapping Problems: An Industrial Report Marcos
Nazário @gustavopinto Gustavo Pinto Rodrigo Bonifácio Eduardo Guerra
@gustavopinto ORM Application Code Database
@gustavopinto @Entity public class Color { private String code; private
String name; private Boolean enable; }
@gustavopinto @Entity @Table(schema = "public", name = "COLOR") public class
Color { private String code; private String name; private Boolean enable; }
@gustavopinto @Entity @Table(schema = "public", name = "COLOR") public class
Color { @Column private String code; @Column private String name; @Column private Boolean enable; }
@gustavopinto @Entity @Table(schema = "public", name = "COLOR") public class
Color { @Column(name = "CODE", nullable = false) private String code; @Column(name = "NAME", length = 80, nullable = false) private String name; @Column(name = "ENABLE", nullable = false) private Boolean enable; }
@gustavopinto @Entity @Table(schema = "public", name = "COLOR") public class
Color { @Column(name = "CODE", nullable = false) private String code; @Column(name = "NAME", length = 80, nullable = false) private String name; @Column(name = "ENABLE", nullable = false) private Boolean enable; }
@gustavopinto @Entity @Table(schema = "public", name = "COLOR") public class
Color { @Column(name = "CODE", nullable = false) private String code; @Column(name = "NAME", length = 80, nullable = false) private String name; @Column(name = "ENABLE", nullable = false) private Boolean enable; }
@gustavopinto @Entity @Table(schema = "public", name = "COLOR") public class
Color { @Column(name = "CODE", nullable = false) private String code; @Column(name = "NAME", length = 80, nullable = false) private String name; @Column(name = "ENABLE", nullable = false) private Boolean enable; }
@gustavopinto @Entity @Table(schema = "public", name = "COLOR") public class
Color { @Id @Column(name = "CODE", nullable = false) private String code; @Column(name = "NAME", length = 80, nullable = false) private String name; @Column(name = "ENABLE", nullable = false) private Boolean enable; }
@gustavopinto @Entity @Table(schema = "public", name = "COLOR") public class
Color { @Id @Column(name = "CODE", nullable = false) private String code; @Column(name = "NAME", length = 80, nullable = false) private String name; @Column(name = "ENABLE", nullable = false) private Boolean enable; }
@gustavopinto @Entity @Table(schema = "public", name = "COLOR") public class
Color { @Id @Column(name = "CODE", nullable = false) private String code; @Column(name = "NAME", length = 80, nullable = false) private String name; @Column(name = "ENABLE", nullable = false) private Boolean enable; }
@gustavopinto @Entity @Table(schema = "public", name = "COLOR") public class
Color implements Serializable { @Id @Column(name = "CODE", nullable = false) private String code; @Column(name = "NAME", length = 80, nullable = false) private String name; @Column(name = "ENABLE", nullable = false) private Boolean enable; }
@gustavopinto We catalogued 12 ORM-related problems
@gustavopinto We implemented this catalog in a static analysis tool
@gustavopinto We implemented this catalog in a static analysis tool
Finds the problems Suggests the fix
@gustavopinto We implemented this catalog in a static analysis tool
We are using this tool for over 5 years now Finds the problems Suggests the fix
@gustavopinto Could others take advantage of our tool?
@gustavopinto
@gustavopinto We conducted a developer experience (DX) study with 13
developers
@gustavopinto We conducted a developer experience (DX) study with 13
developers 3 students, 10 from industry 6 with 7+ years with ORM experience 2 with no previous ORM experience
@gustavopinto
@gustavopinto 6 ORM tasks
@gustavopinto 6 ORM tasks
@gustavopinto 6 ORM tasks
@gustavopinto All participants completed the experiment
@gustavopinto eases ORM modeling Every day I do object-relational mapping,
and this tool could help me to remember what is missing “ ”
@gustavopinto eases ORM modeling the tool is precise forces best
practices
@gustavopinto Little docs I found it quite difficult to find
help in the documentation. There is nothing on the web “ ”
@gustavopinto Little docs Custom annotations were not intuitive The tool
poses many constraints
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