Search Results for "maps"

GORM is a powerful, developer-friendly ORM library for Go. It maps Go structs to DB tables, supports relationships, hooks, transactions, eager loading, raw SQL, migrations, and advanced querying with plugins.

...All struct fields are nullable by default and zero values (empty string, 0, zero time, empty map or slice, nil ptr) are marshalled as SQL NULL. pg:",notnull" is used to add SQL NOT NULL constraint and pg:",use_zero" to allow Go zero values. sql.NullBool, sql.NullString, sql.NullInt64, sql.NullFloat64 and pg.NullTime. Structs, maps and arrays are marshalled as JSON by default. PostgreSQL multidimensional Arrays using array tag and Array wrapper. Hstore using hstore tag and Hstore wrapper. go-pg supports 2 last Go versions and requires support for Go modules. So make sure to initialize a Go module. ORM supports has one, belongs to, has many, and many to many with composite/multi-column primary keys. ...

Android ORM for your SQLite database. For new apps we recommend ObjectBox, a new object-oriented database that is much faster than SQLite and easier to use. For existing apps based on greenDAO we offer DaoCompat for an easy switch (see also the announcement). greenDAO is an open source Android ORM making development for SQLite databases fun again. It relieves developers from dealing with low-level database requirements while saving development time. SQLite is an awesome embedded relational...

fmgVen is a convention over configuration Java ORM tool. fmgVen is an alternative to heavyweight ORM tools, in which mapping requires configuration, and lots of issues out of of lazy loading, etc. It maps java domain objects to database tables without explicit mapping configuration. It is an advanced form of Spring JdbcTemplate/RowMapper. Think of it as Ruby on Rails ActiveRecord but instead of inferring data objects from database, fmgVen auto maps java objects to database tables. If you're interested, please feel free to contact me; http://fmguler.com