Changelog of @hackage/groundhog 0.12.0

0.12

  • Suppport for GHC 9
  • Drop support for GHC 8.0
  • Refactor test suite and migrate it to HSpec

0.11

  • Suppport for GHC 8.8
  • Drop support for GHC 7.*

0.10

  • Pass type information along the UntypedExpr
  • Fix #57 (table indexes are ignored)

0.9.0

  • Support for GHC 8.4

0.8.0.1

  • New typeclass to allow transaction rollback through ExceptT

0.8

  • Simplified signatures for PurePersistField and PrimitivePersistField
  • Basic support for streaming API
  • Support for GHC 8

0.7.0.3

  • Add attoparsec dependency

0.7.0.2

  • Bump blaze-builder dependency

0.7.0.1

  • Support for monad-control 1.0

0.7.0

  • Removed logger argument from executeMigration and runMigration
  • PersistField instance for lazy ByteString

0.6.0

  • Entities without keys. It can be useful for many-to-many tables which hold keys but are not referenced
  • Entity and fields descriptions are parameterized so that they can be promoted
  • Entity and fields descriptions are dependent on database proxy. It allows to use different types depending on a database, for example, the same type can be array[] in PostgreSQL and varchar elsewhere
  • Migration support for indexes on expressions

0.5.1

  • DISTINCT select option
  • Support entities with no fields
  • Added getCurrentSchema function into SchemaAnalyzer

0.5.0

  • Reimplemented projections with constraint kinds
  • Moved QueryRaw constraint into class SqlDb simplifying SQL function signatures
  • Compatibility with GHC 7.8

0.4.2.2

  • Create missing schemas (or databases in MySQL terminology) during migration
  • Replaced datatype Proxy with type variable

0.4.2

  • Cond can be used as expression
  • Expressions instances for Fractional, Floating, Integral
  • Operator case_

0.4.1

  • Added functions replaceBy and deleteAll
  • Renamed deleteByKey to deleteBy
  • Instances of UTCTime and ZonedTime can read both values with time zone and without it

0.4.0.3

  • Added function runDbConnNoTransaction to run a monadic action without creating a transaction around it

0.4.0.2

  • Fix for nullable fields in unique constraint

0.4.0.1

  • Added migration helper function Database.Groundhog.Generic.getQueries
  • Added comparison function Database.Groundhog.Expression.isFieldNothing

0.4.0

  • References to tables not mapped by groundhog
  • Default column values
  • Better type inference for expressions
  • Constructor for empty condition CondEmpty
  • Logging queries based on monad-logger

0.3.1

  • Removed superclass constraints SinglePersistField and PurePersistField for PrimitivePersistField
  • Fixed prefixing columns of nested embedded datatypes when not all names are specified

0.3

  • Custom compositional functions and operators
  • ConnectionManager which helps to extract connections from pools, application state, etc.
  • Support for savepoints
  • Schema qualified tables
  • Added unique constraints of type PRIMARY
  • Reference clauses ON DELETE and ON UPDATE.
  • Exposed database introspection capabilities with class SchemaAnalyzer

0.2

  • Database indexes
  • Support DB-specific column types
  • Renaming and refactoring

0.1.0.2

  • Removed overly restrictive upper bound for bytestring package

0.1.0.1

  • Compatibility with GHC 7.6

0.1.0 The library was almost completely overhauled.

  • Support for embedded datatypes
  • New syntax for select
  • Embedded datatypes
  • Composite foreign keys and natural keys
  • Projections of datatype fields
  • Codegeneration modules are moved to groundhog-th package

0.0.1 The first release. It has support for polymorphic datatypes and sum types.