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CHANGELOG
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CHANGELOG
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=== master
* Respect identifier mangling rules when renaming columns on Microsoft SQL Server (jeremyevans)
=== 5.5.0 (2018-01-31)
* Make Database#copy_table in the postgres adapter handle errors that occur while processing rows (jeremyevans) (#1470)
* Cache results of changed_columns method in local variables in many places for better performance (jeremyevans)
* Make modification_detection plugin not break column change detection for new objects (jeremyevans) (#1468)
* Make pg_range extension set :ruby_default schema value for recognized range defaults (jeremyevans)
* Make pg_interval extension set :ruby_default schema value for recognized interval defaults (jeremyevans)
* Make pg_json extension set :callable_default schema value for empty json/jsonb array/hash defaults (jeremyevans)
* Make pg_inet extension set :ruby_default schema value for recognized inet/cidr defaults (jeremyevans)
* Make pg_hstore extension set :callable_default schema value for empty hstore defaults (jeremyevans)
* Make pg_array extension set :callable_default schema value for recognized empty array defaults (jeremyevans) (#1466)
* Make defaults_setter plugin prefer :callable_default db_schema values over :ruby_default db_schema values (jeremyevans)
* Add defaults_setter plugin :cache option for caching default values returned (jeremyevans)
* Freeze string values in hashes returned by Database#schema (jeremyevans)
=== 5.4.0 (2018-01-04)
* Enable fractional seconds in timestamps on DB2 (jeremyevans) (#1463)
* Don't attempt to insert a second time if insert_select runs a query that doesn't return results, which can happen when triggers are used (jeremyevans)
* Make Dataset#insert_select on PostgreSQL and MSSQL return false instead of nil if the INSERT query is sent to the database but returns no rows (jeremyevans)
* Add index_caching extension for caching calls to Database#indexes (kenaniah, jeremyevans) (#1461)
* Allow Database#indexes on SQLite, MSSQL, SQLAnywhere, and DB2 to handle SQL::Identifier values (jeremyevans)
* Add pg_timestamptz extension for using timestamptz (timestamp with time zone) as the default timestamp type (jeremyevans)
* Support Sequel.date_{add,sub} :cast option for setting cast type in date_arithmetic extension (jeremyevans)
* Optimize Database#synchronize implementation on ruby 2.5+ (jeremyevans)
* Add class_table_inheritance plugin :ignore_subclass_columns option (brianphillips) (#1459)
* Make Dataset#to_xml in xml_serializer work with eager_graphed datasets (jeremyevans)
* Make Dataset#to_json in json_serializer work with eager_graphed datasets (jeremyevans)
* Cache Dataset#nullify dataset in the null_dataset extension (chanks) (#1456)
* Add datetime_parse_to_time extension, for parsing timestamp strings without offsets using DateTime.parse.to_time (jeremyevans) (#1455)
* Add WHERE NULL filter for Dataset#where calls with no existing filter, no argument, and where the virtual row block returns nil (jeremyevans)
=== 5.3.0 (2017-12-01)
* Add logger to Database instance before making first connection in bin/sequel (jeremyevans)
* Drop support for PostgreSQL <8.1 in Database#indexes (jeremyevans)
* Add synchronize_sql extension, for checking out a connection around SQL generation (KJTsanaktsidis, jeremyevans) (#1451)
* Deprecate Dataset#where calls with no existing filter, no argument, and where the virtual row block returns nil (jeremyevans) (#1454)
* Add DatasetModule#reverse for simpler use of descending orders (jeremyevans)
* Support WITH clauses in subqueries on SQLite, but not in UNION/INTERSECT/EXCEPT (jeremyevans)
* Hoist WITH clauses to INSERT statement level if INSERT subquery uses a CTE on MSSQL (jeremyevans)
* Respect indislive and ignore indcheckxmin index attributes when using Database#indexes on PostgreSQL (jeremyevans)
* Explicitly disallow use of server-side prepared statements when using Dataset#call in the jdbc/postgresql adapter (jeremyevans) (#1448)
* Support common table expressions, window functions, dropping CHECK constraints, and recognizing CURRENT_DATE defaults on MariaDB 10.2+ (jeremyevans)
* Make Database#reset_primary_key_sequence work on PostgreSQL 10+ (jeremyevans)
* Support :connect_sqls Database option for easily issuing sql commands on all new connections (jeremyevans)
* Support :extensions Database option for loading extensions when initializing, useful in connection strings (jeremyevans)
* Avoid warning if trying to rollback after a commit or rollback raises an exception in the postgres adapter (jeremyevans)
* Support Date::Infinity values in the pg_extended_date_support extension (jeremyevans)
=== 5.2.0 (2017-10-27)
* Fix type conversion for smallint unsigned and integer unsigned types on jdbc/mysql (jeremyevans) (#1443)
* Add pg_extended_date_support extension, for handling infinite and BC dates/timestamps (jeremyevans)
* Do not ignore existing @dataset instance variable when subclassing Sequel::Model (bjmllr) (#1435)
=== 5.1.0 (2017-10-01)
* Make jdbc/h2 and jdbc/hsqldb adapters respect :foreign_key_constraint_name option when adding new foreign key column (jeremyevans)
* Do not issue unnecessary query for macaddr type oid when loading the pg_inet extension (jeltz) (#1423)
* Make alter_table add_foreign_key with a column symbol reversible when using the :foreign_key_constraint_name option (jeremyevans) (#1422)
* Do not raise an error if calling Model.freeze on a frozen model (jeremyevans) (#1421)
* Make Database#copy_into in the jdbc/postgresql adapter handle multi-byte strings (ckoenig) (#1416)
* Remove deprecated Model use_after_commit_rollback class and instance methods (jeremyevans)
* Remove deprecated Model.allowed_columns method in the base model support (jeremyevans)
* Remove deprecated Model.plugin_module_defined? private method (jeremyevans)
* Remove deprecated support for Model#_before_validation private method (jeremyevans)
=== 5.0.0 (2017-09-01)
* Make bin/sequel -M option always use base 10 (jeremyevans)
* Don't use savepoints when creating indexes inside a transaction on databases that don't support transactional schema modifications (jeremyevans) (#1407)
* Support :if_not_exists option when creating indexes on PostgreSQL 9.5+ (DyegoCosta) (#1405)
* Make threaded connection pools not block while connections are being made (jeremyevans)
* SQL::Expression#clone and #dup now return self, since all expressions should be frozen value objects (jeremyevans)
* Don't create empty arrays for unused association callbacks (jeremyevans)
* Cache association method name symbols instead of recomputing them everytime (jeremyevans)
* Raise an exception if attempting to create a prepared statement using a dataset with a delayed evaluation (jeremyevans)
* Make ConnectionPool#size thread safe by using the pool mutex (jeremyevans)
* Use instance_exec instead of instance_eval when passing a block, to work with lambdas that accept no arguments (jeremyevans)
* Freeze SQL::StringAgg instances in string_agg extension (jeremyevans)
* Freeze SQL::DateAdd instances in date_arithmetic extension (jeremyevans)
* Freeze SQL::Expression.comparison_attrs (jeremyevans)
* Rename SQL::Subscript#f to #expression, keeping #f as an alias (jeremyevans)
* Require the :pool_class Database option be a class to use a custom connection pool (jeremyevans)
* Make the class_table_inheritance plugin raise an Error during update if any UPDATE query does not affect a single row (jeremyevans)
* Change most send calls to public_send unless calling private methods is expected (jeremyevans)
* Database schema and schema generator methods now return nil (jeremyevans)
* Model#validates_unique in the validation helpers plugin now defaults to only checking on new or modified values (jeremyevans)
* Deprecate Model#_before_validation (private_method), use Model#before_validation now (jeremyevans)
* Always run before/after/around validation hooks when saving, even when not validating the object (jeremyevans)
* Deprecate Model use_after_commit_rollback class and instance accessors (jeremyevans)
* Deprecate Model.allowed_columns reader (jeremyevans)
* Freeze internal constants that shouldn't be modified at runtime (jeremyevans)
* Attempt to connect to the database immediately when creating the Database instance (jeremyevans)
* Make association_pks plugin delay the setting of associated objects until the current object is saved by default (jeremyevans)
* Joined datasets used as model datasets are now automatically wrapped in a subquery (jeremyevans)
* Setting an invalid dataset for a model class now raises an exception by default (jeremyevans)
* Getting all values for newly created models now happens before calling after_create, instead of after (jeremyevans)
* Remove use of @was_new/@columns_updated instance variables when saving model objects (jeremyevans)
* Disable symbol splitting by default (jeremyevans)
* Make datasets frozen by default (jeremyevans)
* Drop support for ruby 1.8.7, minimum now is 1.9.2 (jeremyevans)
* Remove deprecated adapters, extensions, plugins, constants, and features (jeremyevans)
=== 4.49.0 (2017-08-01)
* Make dataset_associations plugin automatically alias tables when using many_through_many associations that join the same table multiple times (jeremyevans)
* Deprecate using a :pool_class Database that is not a class or a symbol for a supported pool class (jeremyevans)
* Deprecate :eager_loading_predicate_key association option and association reflection method (jeremyevans)
* Deprecate Model.serialized_columns in the serialization plugin (jeremyevans)
* Deprecate Model.cti_columns in the class_table_inheritance plugin (jeremyevans)
* Deprecate SQL::AliasedExpression#aliaz, use #alias instead (jeremyevans)
* Deprecate SQL::Function#f, use #name instead (jeremyevans)
* Deprecate treating cross join with conditions as inner join on MySQL (jeremyevans)
* Deprecate ConnectionPool#created_count, use #size instead (jeremyevans)
* Deprecate ConnectionPool::CONNECTION_POOL_MAP, use the :pool_class option to specify a non-default connection pool (jeremyevans)
* Deprecate Sequel::IBMDB::Connection#prepared_statements= in the ibmdb adapter (jeremyevans)
* Deprecate DEFAULT_OPTIONS in validation_helpers, override default_validation_helpers_options private method instead (jeremyevans)
* Deprecate model association before callbacks returning false to cancel the action (jeremyevans)
* Support native offset syntax on Oracle 12 (timon) (#1397)
* Deprecate Dataset#nullify! in the null_dataset extension (jeremyevans)
* Deprecate Dataset#autoid=, #_fetch=, and #numrows= in the mock adapter (jeremyevans)
* Deprecate loading plugins by requiring sequel_#{plugin} (jeremyevans)
* Add Model.sti_class_from_sti_key in the single_table_inheritance plugin to get the appropriate class to use (Aryk) (#1396)
* Make Sequel::Error#cause use #wrapped_exception if it exists on ruby 2.1+ (jeremyevans)
* Make Dataset#where_all, #where_each, #where_single_value core dataset methods instead of just model dataset methods (jeremyevans)
* Make Database#extend_datasets and Dataset#with_extend now use a Dataset::DatasetModule instance if given a block (jeremyevans)
* Add Sequel::Dataset::DatasetModule, now a superclass of Sequel::Model::DatasetModule (jeremyevans)
* Make composition plugin with :mapping option work correctly if Model#get_column_value is overridden (jeremyevans)
* Support Dataset#paged_each :stream => false option on mysql2 to disable streaming (Aryk) (#1395)
* Make datetimeoffset handling in the jdbc/sqlserver adapter work on more drivers (jeremyevans)
* Make alter_table add_primary_key work correctly on H2 1.4+ (jeremyevans)
* Support :sslrootcert Database option in the postgres adapter (dleavitt) (#1391)
=== 4.48.0 (2017-07-01)
* Deprecate Model.<< (jeremyevans)
* Deprecate Dataset#{and,exclude_where,range,interval}, move to sequel_4_dataset_methods extension (jeremyevans)
* Make Database#indexes not include partial indexes on SQLite 3.8.8+ (jeremyevans)
* Make Database#indexes include indexes created automatically from unique constraints on SQLite 3.8.8+ (jeremyevans)
* Deprecate Sequel::Postgres::PG_TYPES, conversion procs should not be registered per-Database (jeremyevans)
* Add Database#add_conversion_proc method on PostgreSQL for registering conversion procs (jeremyevans)
* Deprecate unexpected values passed to Dataset#insert_conflict on SQLite (jeremyevans)
* Deprecate Sequel::SqlAnywhere::Dataset#convert_smallint_to_bool= method (jeremyevans)
* Deprecate Sequel::SqlAnywhere.convert_smallint_to_bool accessor (jeremyevans)
* Use savepoints around index creation if creating table inside transaction if ignore_index_errors is used (jeremyevans)
* Deprecate treating :natrual_inner join type on MySQL as NATURAL LEFT JOIN (jeremyevans)
* Deprecate Dataset#mssql_unicode_strings= on Microsoft SQL Server (jeremyevans)
* Preserve encoding when parsing PostgreSQL arrays (jeltz) (#1387)
* Deprecate external modification of Sequel::JDBC::TypeConvertor (jeremyevans)
* Deprecate Sequel::DB2.use_clob_as_blob accessor (jeremyevans)
* Add Database#use_clob_as_blob accessor on DB2 (jeremyevans)
* Deprecate SEQUEL_POSTGRES_USES_PG constant (jeremyevans)
* Do not swallow original exception if exception is raised inside Database#copy_table on PostgreSQL (jeremyevans)
* Deprecate Sequel::Postgres.client_min_messages and force_standard_strings accessors (jeremyevans)
* Deprecate Sequel::Postgres.use_iso_date_format accessor (jeremyevans)
* Do not allow connection in postgres adapter if postgres-pr driver is used and force_standard_strings is false (jeremyevans)
* Drop support for ancient postgres driver in postgres adapter, now only pg and postgres-pr drivers are supported (jeremyevans)
* Deprecate Sequel::MySQL.convert_invalid_date_time accessor (jeremyevans)
* Deprecate Sequel::MySQL.convert_tinyint_to_bool accessor (jeremyevans)
* Deprecate Sequel::MySQL.default_{charset,collate,engine} accessors (jeremyevans)
* Add Database#default_{charset,collate,engine} accessors on MySQL (jeremyevans)
* Make mock adapter thread safe (jeremyevans)
* Deprecate Sequel::JDBC::Dataset#convert_types accessor (jeremyevans)
* Add Dataset#with_convert_types in jdbc adapter (jeremyevans)
* Deprecate Sequel::IBMDB::Dataset#convert_smallint_to_bool= method (jeremyevans)
* Deprecate Sequel::IBMDB.convert_smallint_to_bool accessor (jeremyevans)
* Add Database#convert_smallint_to_bool accessor in the ibmdb adapter (jeremyevans)
* Deprecate sequel_3_dataset_methods extension (jeremyevans)
* Deprecate query_literals extension (jeremyevans)
* Deprecate using subtype conversion procs added after registering composite type in the pg_row extension (jeremyevans)
* Don't try canceling copy in Database#copy_into if copier is not created yet (aakashAu) (#1384)
* Deprecate global conversion procs added by pg_* extensions, when extension isn't loaded into Database instance (jeremyevans)
* Deprecate Sequel::Postgres::PGRange.register in the pg_range extension (jeremyevans)
* Deprecate Sequel::Postgres::PGArray.register in the pg_array extension (jeremyevans)
* Deprecate Database#copy_conversion_procs (private method) on PostgreSQL (jeremyevans)
* Deprecate Database#reset_conversion_procs on PostgreSQL (jeremyevans)
* Deprecate meta_def extension (jeremyevans)
* Make class_table_inheritance plugin with :alias option not use subquery for datasets that don't join (jeremyevans)
* Deprecate hash_aliases extension (jeremyevans)
* Deprecate filter_having extension (jeremyevans)
* Deprecate empty_array_ignore_nulls extension (jeremyevans)
* Deprecate Array#sql_array in the core_extensions extension (jeremyevans)
* Make validation_helpers plugin :allow_blank option work correctly when the blank extension is not loaded (jeremyevans)
* Make validation_class_methods plugin no longer require the blank extension (jeremyevans)
* Clear cached associations when touching associations in the touch plugin (jeremyevans)
* Make pg_array_associations model plugin load pg_array extension into database (jeremyevans)
* Remove support for :strict option in nested_attributes plugin, use :unmatched_pk option instead (jeremyevans)
* Make to_json class/dataset method in json_serializer plugin accept :instance_block option to pass block to Model#to_json (jeremyevans)
* Make to_json methods in json_serializer plugin accept blocks that are used to transform values before serializing to JSON (jeremyevans)
* Make Sequel.object_to_json pass block to #to_json (jeremyevans)
* Deprecate identifier_columns plugin, not needed with Sequel.split_symbols = false (jeremyevans)
* Make reloading column_conflicts plugin not remove existing conflict markings (jeremyevans)
* Deprecate cti_base_model, cti_key, and cti_model_map class methods in class_table_inheritance plugin (jeremyevans)
* Make Model.skip_auto_validations(:not_null) in the auto_validations plugin skip not null checks for columns with default values (jeremyevans)
* Make Database#copy_into in jdbc/postgresql adapter respect :server option (jeremyevans)
* Make #to_hash and #to_hash_groups handle options in the static_cache plugin, and add rename #to_hash to #as_hash (jeremyevans)
* Rename Dataset#to_hash to #as_hash, and add #to_hash as an alias, to allow undefing #to_hash to fix ruby calling it implicitly (jeremyevans) (#1375)
* Handle PG* constants deprecated in pg 0.21.0 in the postgres adapter (jeremyevans) (#1377, #1378)
* Support :association_pks_use_associated_table association option in association_pks plugin (jeremyevans)
* Make pg_hstore extension reset hstore conversion proc when running Database#reset_conversion_procs (jeremyevans)
* Fix incorrect SQL used for inserting into a CTI subclass sharing the primary table when using the :alias option (jeremyevans)
=== 4.47.0 (2017-06-01)
* Deprecate pg_typecast_on_load plugin, only useful on deprecated do and swift adapters (jeremyevans)
* Deprecate association_autoreloading and many_to_one_pk_lookup plugins, which were made the default model behavior in Sequel 4 (jeremyevans)
* Deprecate setting invalid datasets for models unless required_valid_table = false (jeremyevans)
* Make Model.require_valid_table = true not raise for datasets where Database#schema raises an error but Dataset#columns works (jeremyevans)
* Make Database#with_server in the server_block extension accept a second argument for a different read_only shard (jeremyevans) (#1355)
* Make schema_dumper extension handle Oracle 11g XE inclusion of not null in the db_type (StevenCregan, jeremyevans) (#1351)
* Add Model.default_association_type_options for changing default association options per association type (jeremyevans)
* Add :materialized option to Database#views on PostgreSQL to return materialized views (Blargel) (#1348)
* Make defaults_setter plugin inherit custom default values when subclassing (jeremyevans)
=== 4.46.0 (2017-05-01)
* Recognize additional disconnect error on MySQL (jeremyevans)
* Deconstantize dataset SQL generation, speeding up ruby 2.3+, slowing down earlier versions (jeremyevans)
* Deprecate calling Dataset#set_graph_aliases before Dataset#graph (jeremyevans)
* Don't swallow exception if there is an exception when rolling back a transaction when using :rollback=>:always option (jeremyevans)
* Deprecate passing 2 arguments to Database#alter_table (jeremyevans)
* Deprecate passing Schema::CreateTableGenerator instance as second argument to Database#create_table (jeremyevans)
* Deprecate Database::DatasetClass as a way for getting default dataset classes for datasets (jeremyevans)
* Deprecate SQLite pragma getting and setting methods (jeremyevans)
* Remove handling of EMULATED_FUNCTION_MAP from adapter dataset classes, overide Dataset#native_function_name instead (jeremyevans)
* Deprecate {Integer,Timestamp}Migrator::DEFAULT_SCHEMA_{COLUMN,TABLE} (jeremyevans)
* Deprecate Database#jdbc_* methods for jdbc/db2 adapter Database instances (jeremyevans)
* Remove addition of Database#jdbc_* to JDBC::Database in jdbc/db2 adapter (jeremyevans)
* Deprecate many internal Database and Dataset string/regexp constants in core and included adapters (jeremyevans)
* Remove use of Fixnum in sqlanywhere shared adapter (jeremyevans)
* Deprecate Sequel::Schema::Generator constant, use Sequel::Schema::CreateTableGenerator instead (jeremyevans)
* Deprecate Database#log_yield (jeremyevans)
* Deprecate the set_overrides extension (jeremyevans)
* If passing an empty array or hash and a block to a filtering method, ignore the array or hash and just use the block (jeremyevans)
* Deprecate ignoring explicit nil argument when there is no existing filter (jeremyevans)
* Deprecate ignoring explicit nil argument to filtering methods when passing a block (jeremyevans)
* Deprecate ignoring empty strings and other empty? arguments passed to the filtering methods without a block (jeremyevans)
* Deprecate calling filtering methods without an argument or a block (jeremyevans)
* Deprecate Sequel::VirtualRow#` to create literal SQL, use Sequel.lit instead (jeremyevans)
* Add auto_literal_strings extensions for treating plain strings passed to filtering/update methods as literal SQL (jeremyevans)
* Deprecate automatically treating plain strings passed to filtering/update methods as literal SQL (jeremyevans)
* Passing a PlaceholderLiteralString to a filtering method now uses parentheses around the expression (jeremyevans)
* Make Dataset#full_text_search work on Microsoft SQL Server when no_auto_literal_strings extension is used (jeremyevans)
* Fix Database#disconnect when using the single connection pool without an active connection (jeremyevans) (#1339)
* Handle conversion of datetimeoffset values when using the jdbc/sqlserver adapter in some configurations (iaddict, jeremyevans) (#1338)
* Fix conversion of some time values when using the jdbc/sqlserver adapter in some configurations (iaddict, jeremyevans) (#1337)
* Use microsecond precision for time values on Microsoft SQL Server, instead of millisecond precision (jeremyevans)
* Add Dataset#sqltime_precision private method for adapters to use different precision for Sequel::SQLTime than Time and Date (jeremyevans)
* Use utc timezone in Sequel::SQLTime.create if Sequel.application_timezone is :utc (jeremyevans) (#1336)
* Include migration filename in message about migration file without a single migration (jmettraux) (#1334)
* Deprecate conversion of - to _ in adapter schemes (jeremyevans)
* Don't quote function names that are SQL::Identifiers, unless SQL::Function#quoted is used (jeremyevans)
* Deprecate splitting virtual row method names (jeremyevans)
* Deprecate passing blocks to virtual row methods, move to virtual_row_method_block extension (jeremyevans)
* Deprecate Sequel::SQL::Expression#sql_literal and #lit (jeremyevans)
* Don't issue deprecation warnings on ruby 1.8.7, as Sequel 5 is dropping support for it (jeremyevans)
* Deprecate Sequel::BasicObject#remove_methods! (jeremyevans)
* Deprecate sequel/no_core_ext file (jeremyevans)
* Deprecate model dataset #insert_sql accepting model instances (jeremyevans)
* Deprecate model dataset #join_table and #graph accepting model classes (jeremyevans)
* Support :alias option to class_table_inheritance plugin, wrapping subclass datasets in a subquery to fix ambiguous column issues (jeremyevans)
* Deprecate Model.set_allowed_columns and Model#{set_all,set_only,update_all,update_only}, move to whitelist security plugin (jeremyevans)
* Do not raise MassAssignmentRestriction when setting nested attributes and using the :fields option, only check for fields given (jeremyevans)
* Do not add class methods for private methods definined in dataset_module (jeremyevans)
* Deprecate Model.def_dataset_method and Model.subset, move to def_dataset_method plugin (jeremyevans)
* Deprecate Model.finder and Model.prepared_finder, move to finder plugin (jeremyevans)
* Deprecate calling Model.db= on a model with a dataset (jeremyevans)
* Deprecate splitting symbols to look for qualified/aliased identifiers (e.g. :table__column) (jeremyevans)
* Allow optimized lookups and deletes for models using SQL::Identifier and SQL::QualifiedIdentifier values as the FROM table (jeremyevans)
=== 4.45.0 (2017-04-01)
* Correctly handle datasets with offsets but no limits used in compound datasets on MSSQL <2012 (jeremyevans)
* Correctly handle false values in the split_values plugin (bananarne) (#1333)
* Deprecate Dataset#dup/clone and Model.dup/clone (jeremyevans)
* Deprecate the schema and scissors plugins (jeremyevans)
* Deprecate Model.{lazy_attributes,nested_attributes,composition,serialization}_module accessors (jeremyevans)
* Deprecate Database#database_name on MySQL (jeremyevans)
* Deprecate Database#use on MySQL (jeremyevans)
* Make pg_hstore extension no longer update PG_NAMED_TYPES (jeremyevans)
* Deprecate Sequel::PG_NAMED_TYPES (jeremyevans)
* Add columns_updated plugin for making updated columns hash available in after_update and after_save hooks (jeremyevans)
* Deprecate accessing @columns_updated directly in model after_update and after_save hooks (jeremyevans)
* Deprecate Database#{add,remove}_servers when not using a sharded connection pool (jeremyevans)
* Deprecate Database#each_server (jeremyevans)
* Make Model#_valid? private method accept only an options hash (jeremyevans)
* Deprecate returning false from model before hooks to cancel the action, use Model#cancel_action (jeremyevans)
* Handle Model#cancel_action correctly in before hooks when Model#valid? is called (jeremyevans)
* Deprecate Sequel::BeforeHookFailed (jeremyevans)
* Deprecate passing multiple arguments as filter arguments when not using a conditions specifier (jeremyevans)
* Deprecate passing Procs as filter arguments, require they be passed as blocks (jeremyevans)
* Deprecate Sequel::Error::* exception class aliases (jeremyevans)
* Deprecate prepared_statements_associations and prepared_statements_with_pk plugins (jeremyevans)
* Deprecate Sequel::Unbinder, Sequel::UnbindDuplicate, and Dataset#unbind (jeremyevans)
* Deprecating calling Sequel::Qualifier with two arguments (jeremyevans)
* Add validation_contexts plugin for supporting custom contexts when validating (jeremyevans)
* Deprecate Sequel::Database.single_threaded singleton accessor (jeremyevans)
* Deprecate treating unrecognized prepared statement type as :select (jeremyevans)
* Deprecate Sequel.identifier_{in,out}put_method= and .quote_identifiers= singleton setters (jeremyevans)
* Deprecate Sequel::Database.identifier_{in,out}put_method and .quote_identifiers singleton accessors (jeremyevans)
* Deprecate loading the identifier_mangling by default, require it be loaded explicitly if needed (jeremyevans)
* Make Database#dump_{table_schema,schema_migration} in schema_dumper extension support :schema option (dadario) (#1328)
* Make Dataset#delete respect an existing limit on Microsoft SQL Server (jeremyevans)
* Add Dataset#skip_limit_check to mark a dataset as skipping the limit/offset check for updates and deletes (jeremyevans)
* Deprecate calling Dataset#{update/delete/truncate} on datasets with limits or offsets unless the database supports it (jeremyevans)
* Add deprecation message for using association_pks setter method with :delay_pks=>true association option (jeremyevans)
* Add deprecation message for using association_pks setter method without :delay_pks association option (jeremyevans)
* Deprecate having duplicate column names in subclass tables when using the class_table_inheritance plugin (jeremyevans)
* Deprecate do (DataObjects), swift, and jdbc/as400 adapters (jeremyevans)
* Deprecate support for Cubrid, Firebird, Informix, and Progress databases (jeremyevans)
* The :proxy_argument option passed to association_proxies plugin block is now an empty hash if no arguments are passed to the association method (jeremyevans)
* Deprecate passing non-hash arguments to association methods (jeremyevans)
* Deprecate passing multiple arguments to association methods (jeremyevans)
* Deprecate model transaction hook methods (jeremyevans)
* Drop support for pg <0.8.0 in the postgres adapter (jeremyevans)
* Deprecate passing a block to Database#from (jeremyevans)
* Deprecate Sequel::Model::ANONYMOUS_MODEL_CLASSES{,_MUTEX} (jeremyevans)
* Deprecate Sequel.cache_anonymous_models and Sequel.cache_anonymous_models= (jeremyevans)
* Automatically use from_self when using a dataset as part of a compound if it has an offset but no limit (jeremyevans)
* Drop order on existing datasets when using Dataset#union/intersect/except on Microsoft SQL Server unless a limit or offset is used (jeremyevans)
* Deprecate dataset mutation (jeremyevans)
* Handle dumping of autoincrementing 64-bit integer primary key columns correctly when using :same_db option in the schema dumper (jeremyevans) (#1324)
* Add Model.dataset_module_class accessor, allowing plugins to support custom behavior in dataset_module blocks (jeremyevans)
* Make ORDER BY come after UNION/INTERSECT/EXCEPT on Microsoft SQL Server and SQLAnywhere (jeremyevans)
* Make Database#indexes on MySQL handle qualified identifiers (jeremyevans) (#1316)
* Add oracle support to the odbc adapter (samuel02) (#1315)
=== 4.44.0 (2017-03-01)
* Add where_all, where_each, where_single_value model dataset methods, optimized for frozen datasets (jeremyevans)
* Add eager method to dataset_module (jeremyevans)
* Add implicit_subquery extension, for implicitly using a subquery for datasets using raw SQL when calling dataset methods that modify SQL (jeremyevans)
* Make Dataset#from_self keep the columns from the current dataset if present (jeremyevans)
* Add implicit_subquery extension, implicitly using subqueries for dataset methods if the current dataset uses raw SQL (jeremyevans)
* Make SQL::ValueList#inspect show that it is a value list (jeremyevans)
* Make LiteralString#inspect show that it is a literal string (jeremyevans)
* Make Model::Associations::AssociationReflection#inspect show reflection class and guess at association definition line (jeremyevans)
* Make SQLTime#inspect show it is an SQLTime instance, and only the time component (jeremyevans)
* Make SQL::Blob#inspect show that it is a blob, the number of bytes, and some or all of the content (jeremyevans)
* Make plugins not modify the constant namespace for the model class that uses them (jeremyevans)
* Do not modify encoding of SQL::Blob instances in force_encoding plugin (jeremyevans)
* Add Model.freeze_descendents to subclasses plugin, for easier finalizing associations/freezing of descendent classes (jeremyevans)
* Add Model.finalize_associations method for finalizing associations, speeding up some association reflections methods almost 10x (jeremyevans)
* Implement Model.freeze such that it can be used in production (jeremyevans)
* Recognize another disconnect error in the jdbc/as400 adapter (perlun) (#1300)
* Correctly handle conversion of false values when typecasting PostgreSQL arrays (mistoo) (#1299)
* Raise error if the postgres adapter attempts to load an incompatible version of sequel_pg (mahlonsmith) (#1298)
* Fix jdbc adapter so basic_type_convertor_map is not shared between instances, work with Database#freeze (jeremyevans)
=== 4.43.0 (2017-02-01)
* Make jdbc/postgresql adapter work if pg_hstore extension is loaded first (jeremyevans) (#1296)
* Make prepared_statements_associations plugin work correctly on some instance specific associations (jeremyevans)
* Make prepared_statements plugin not use prepared statements in cases where it is probably slower (jeremyevans)
* Optimize Model#refresh similar to Model.with_pk (jeremyevans)
* Make Database#extension not attempt to load the same extension more than once (jeremyevans)
* Implement Database#freeze such that it can be used in production (jeremyevans)
* Freeze enum_labels in the pg_enum extension (jeremyevans)
* Handle Database#type_supported? thread-safely on PostgreSQL (jeremyevans)
* Handle primary_key_sequences thread-safely on Oracle (jeremyevans)
* Handle sharding better when using mysql2 native prepared statements (jeremyevans)
* Use thread-safe incrementor for mock adapter autoid handling (jeremyevans)
* Make Model#freeze not freeze associations hash until after validating the model instance (jeremyevans)
* Make prepared_statements_associations plugin work correctly when model object explicitly specifies server to use when also using sharding plugin (jeremyevans)
* Make prepared_statements_with_pk plugin work correctly when dataset explicitly specifies server to use (jeremyevans)
* Make prepared_statements plugin work correctly when model object explicitly specifies server to use (jeremyevans)
* Make dataset_module inherited to subclasses when using the single_table_inheritance plugin (jeremyevans) (#1284)
* Support use of SQLite result codes in the jdbc-sqlite adapter, if the jdbc sqlite driver supports them (flash-gordon, jeremyevans) (#1283)
* Make timestamp migrator handle key length limitations when using MySQL with InnoDB engine and utf8mb4 charset default (jeremyevans) (#1282)
=== 4.42.0 (2017-01-01)
* Handle eager load callbacks correctly for one_to_one associations with orders or offsets when window functions are not supported (jeremyevans)
* Raise Sequel::Error if using an :eager_limit dataset option when eager loading a singular association (jeremyevans)
* Replace internal uses of Dataset#select_more with #select_append to save a method call (jeremyevans)
* Make Dataset#order_append the primary method, and #order_more the alias, for similarity to #select_append and #select_more (jeremyevans)
* Replace internal uses of Dataset#filter with #where to save a method call (jeremyevans)
* Do not set :auto_increment in the schema information for integer columns that are part of a composite primary key on SQLite (jeremyevans)
* Use autoincrement setting on integer primary key columns when emulating table modification methods on SQLite (thenrio, jeremyevans) (#1277, #1278)
* Make the pagination extension work on frozen datasets (jeremyevans)
* Make Dataset#server work for frozen model datasets using the sharding plugin (jeremyevans)
* Make Dataset#nullify in the null_dataset extension work on frozen datasets (jeremyevans)
* Make Model#set_server work when using a frozen model dataset (jeremyevans)
* Make Dataset#ungraphed work on a frozen model dataset (jeremyevans)
* Add Dataset#with_{autoid,fetch,numrows} to the mock adapter, returning cloned datasets with the setting changed (jeremyevans)
* Make looser_typecasting extension handle the strict BigDecimal parsing introduced in ruby 2.4rc1 (jeremyevans)
* Make Database#{db,opts}= in the sequel_3_dataset_methods extension raise for frozen datasets (jeremyevans)
* Speed up repeated calls to Dataset#{interval,range} for frozen datasets using a cached placeholder literalizer (jeremyevans)
* Speed up repeated calls to Dataset#get with a single argument for frozen datasets using a cached placeholder literalizer (jeremyevans)
* Speed up repeated calls to Dataset#{first,last} with arguments/blocks for frozen datasets using a cached placeholder literalizer (jeremyevans)
* Speed up repeated calls to Dataset#{avg,min,max,sum} for frozen datasets using a cached placeholder literalizer (jeremyevans)
* Cache dataset returned by Dataset#skip_locked for frozen datasets (jeremyevans)
* Cache dataset returned by Dataset#for_update for frozen datasets (jeremyevans)
* Cache dataset returned by Dataset#un{filtered,grouped,limited,ordered} for frozen datasets (jeremyevans)
* Cache dataset returned by Dataset#reverse (no args) for frozen datasets (jeremyevans)
* Cache dataset returned by Dataset#invert for frozen datasets (jeremyevans)
* Speed up repeated calls to Dataset#count with an argument or block for frozen datasets using a cached placeholder literalizer (jeremyevans)
* Using :on_duplicate_columns=>:warn Database option with duplicate_columns_handler now prepends file/line to the warning message (jeremyevans)
* Move identifier mangling code to identifier_mangling extension, load by default unless using :identifier_mangling=>false Database option (jeremyevans)
* Allow Dataset#with_extend to accept a block and create a module with that block that the object is extended with (jeremyevans)
* Speed up repeated calls to with_pk on the same frozen model dataset using a cached placeholder literalizer (jeremyevans)
* Add dataset_module methods such as select and order that define dataset methods which support caching for frozen datasets (jeremyevans)
* Cache subset datasets if they don't use blocks or procs for frozen model datasets (jeremyevans)
* Cache intermediate dataset used in Dataset#{last,paged_each} for frozen model datasets without an order (jeremyevans)
* Cache dataset returned by Dataset#naked for frozen datasets (jeremyevans)
* Cache intermediate dataset used in Dataset#last (no args) for frozen datasets (jeremyevans)
* Cache intermediate dataset used in Dataset#first (no args) and #single_record for frozen datasets (jeremyevans)
* Cache intermediate dataset used in Dataset#empty? for frozen datasets (jeremyevans)
* Cache intermediate dataset used in Dataset#count (no args) for frozen datasets (jeremyevans)
* Warn if :conditions option may be unexpectedly ignored during eager_graph/association_join (jeremyevans) (#1272)
* Cache SELECT and DELETE SQL for most frozen datasets (jeremyevans)
* Freeze most SQL::Expression objects and internal state by default (jeremyevans)
* Freeze Dataset::PlaceholderLiteralizer and Dataset::PlaceholderLiteralizer::Argument instances (jeremyevans)
* Freeze most dataset opts values to avoid unintentional modification (jeremyevans)
* Add Dataset#with_convert_smallint_to_bool on DB2, returning a clone with convert_smallint_to_bool set (jeremyevans)
* Make Dataset#freeze actually freeze the dataset on ruby 2.4+ (jeremyevans)
* Avoid using instance variables other than @opts for dataset data storage (jeremyevans)
* Add freeze_datasets extension, making all datasets for a given Database frozen (jeremyevans)
* Refactor prepared statement internals, using opts instead of instance variables (jeremyevans)
* Model.set_dataset now operates on a clone of the dataset given instead of modifying it, so it works with frozen datasets (jeremyevans)
=== 4.41.0 (2016-12-01)
* Add Dataset#with_mssql_unicode_strings on Microsoft SQL Server, returning a clone with mssql_unicode_strings set (jeremyevans)
* Add Dataset#with_identifier_output_method, returning a clone with identifier_output_method set (jeremyevans)
* Add Dataset#with_identifier_input_method, returning a clone with identifier_input_method set (jeremyevans)
* Add Dataset#with_quote_identifiers, returning a clone with quote_identifiers set (jeremyevans)
* Add Dataset#with_extend, returning a clone extended with given modules (jeremyevans)
* Add Dataset#with_row_proc, returning a clone with row_proc set (jeremyevans)
* Support use of SQL::AliasedExpressions as Model#to_json :include option keys in the json_serializer plugin (sensadrome) (#1269)
* Major improvements to type conversion in the ado adapter (vais, jeremyevans) (#1265)
* Avoid memory leak in ado adapter by closing result sets after yielding them (vais, jeremyevans) (#1259)
* Fix hook_class_methods plugin handling of commit hooks (jeremyevans)
* Make association dataset method correctly handle cases where key fields are nil (jeremyevans)
* Handle pure java exceptions that don't support message= when reraising the exception in the jdbc adapter (jeremyevans)
* Add support for :offset_strategy Database option on DB2, with :limit_offset and :offset_fetch values, to disable OFFSET emulation (#1254) (jeremyevans)
* Remove deprecated support for using Bignum class as a generic type (jeremyevans)
=== 4.40.0 (2016-10-28)
* Make column_select plugin not raise an exception if the model's table does not exist (jeremyevans)
* Make dataset_associations plugin correctly handle (many|one)_through_many associations with single join table (jeremyevans) (#1253)
* Add s extension, with adds Sequel::S module that includes private #S method for calling Sequel.expr, including use as refinement (jeremyevans)
* Add symbol_as and symbol_as_refinement extensions so that :column.as(:alias) is treated as Sequel.as(:column, :alias) (jeremyevans)
* Add symbol_aref and symbol_aref_refinement extensions so that :table[:column] is treated as Sequel.qualify(:table, :column) (jeremyevans)
* Add Sequel.split_symbols=, to support the disabling of splitting symbols with double/triple underscores (jeremyevans)
* Make SQL::QualifiedIdentifier convert SQL::Identifier arguments to strings, fixing Sequel[:schema][:table] usage in schema methods (jeremyevans)
* Do not attempt to combine non-associative operators (jeremyevans) (#1246)
* Automatically add NOT NULL to columns when adding primary keys if the database doesn't handle it (jeremyevans)
* Make prepared_statements plugin correctly handle lookup on joined datasets (jeremyevans) (#1244)
* Make Database#tables with :qualify=>true option handle table names with double underscores correctly (jeremyevans) (#1241)
* Add SQL::Identifier#[] and SQL::QualifiedIdentifier#[] for creating qualified identifiers (jeremyevans)
* Add support for Dataset#insert_conflict :conflict_where option, for a predicate to use in ON CONFLICT clauses (chanks) (#1240)
* Freeze Dataset::NON_SQL_OPTIONS, add private Dataset#non_sql_options, fixing thread safety issues during require (jeremyevans)
* Make the callable returned by Database#rollback_checker thread safe (jeremyevans)
* Make lazy_attributes and dataset_associations plugins work if insert_returning_select plugin is loaded before on model with no dataset (jeremyevans)
=== 4.39.0 (2016-10-01)
* Make active_model plugin use rollback_checker instead of after_rollback hook (jeremyevans)
* Add Database#rollback_checker, which returns a proc that returns whether the in progress transaction is rolled back (jeremyevans)
* Add Sequel::Database.set_shared_adapter_scheme to allow external adapters to support the mock adapter (jeremyevans)
* Make hook_class_methods plugin not use after commit/rollback model hooks (jeremyevans)
* Support add_column :after and :first options on MySQL (AnthonyBobsin, jeremyevans) (#1234)
* Support ActiveSupport 5 in pg_interval extension when weeks/hours are used in ActiveSupport::Duration objects (chanks) (#1233)
* Support IntegerMigrator :relative option, for running only the specified number of migrations up or down (jeremyevans)
* Make the touch plugin also touch associations on create in addition to update and delete (jeremyevans)
* Add :allow_manual_update timestamps plugin option for not overriding a manually set update timestamp (jeremyevans)
* Add Sequel.[] as an alias to Sequel.expr, for easier expression creation (jeremyevans)
* Add PostgreSQL full_text_search :to_tsquery=>:phrase option, for using PostgreSQL 9.6+ full text search phrase searching (jeremyevans)
* Add JSONBOp#insert in pg_json_ops extension, for jsonb_insert support on PostgreSQL 9.6+ (jeremyevans)
* Support add_column :if_not_exists option on PostgreSQL 9.6+ (jeremyevans)
=== 4.38.0 (2016-09-01)
* Support :driver_options option when using the postgres adapter with pg driver (jeremyevans)
* Don't use after commit/rollback database hooks if the model instance methods are not overridden (jeremyevans)
* Add SQL::NumericMethods#coerce, allowing code such as Sequel.expr{1 - x} (jeremyevans)
* Support ** operator for exponentiation on expressions, similar to +, -, *, and / (jeremyevans)
* Add Sequel::SQLTime.date= to set the date used for SQLTime instances (jeremyevans)
=== 4.37.0 (2016-08-01)
* Add support for regular expression matching on Oracle 10g+ using REGEXP_LIKE (johndcaldwell) (#1221)
* Recognize an additional disconnect error in the postgres adapter (jeremyevans)
* Make connection pool remove connections for disconnect errors not raised as DatabaseDisconnectError (jeremyevans)
* Support mysql2 0.4+ native prepared statements and bound variables (jeremyevans)
* Add Database#values for VALUES support on SQLite 3.8.3+ (jeremyevans)
* Support create_view :columns option on SQLite 3.9.0+ (jeremyevans)
* Make migration reverser handle alter_table add_constraint using a hash as the first argument (soupmatt) (#1215)
* Make ASTTransformer handle Sequel.extract (jeremyevans) (#1213)
=== 4.36.0 (2016-07-01)
* Deprecate use of Bignum class as generic type, since the behavior will change in ruby 2.4 (jeremyevans)
* Don't hold connection pool mutex while disconnecting connections (jeremyevans)
* Don't hold references to disconnected connections in the connection_validator extension (jeremyevans)
* Don't overwrite existing connection_validation_timeout when loading connection_validator extension multiple times (jeremyevans)
* Add connection_expiration extension, for automatically removing connections open for too long (pdrakeweb) (#1208, #1209)
* Handle disconnection errors raised during string literalization in mysql2 and postgres adapters (jeremyevans)
* Add string_agg extension for aggregate string concatenation support on many databases (jeremyevans)
* Add SQL::Function#order for ordered aggregate functions (jeremyevans)
* Support operator validation in constraint_validations for <, <=, >, and >= operators with string and integer arguments (jeremyevans)
* Make validates_operator validation consider nil values invalid unless :allow_nil or similar option is used (jeremyevans)
* Close cursors for non-SELECT queries in the oracle adapter after execution, instead of waiting until GC (jeremyevans) (#1203)
* Add :class_namespace association option for setting default namespace for :class option given as symbol/string (jeremyevans)
* Add Sequel::Model.cache_anonymous_models accessor for changing caching on a per-model basis (jeremyevans)
* Add Sequel::Model.def_Model for adding a Model() method to a module, for easier use of namespaced models (jeremyevans)
* Add Sequel::Model::Model() for creating subclasses of Sequel::Model subclasses, instead of just Sequel::Model itself (jeremyevans)
=== 4.35.0 (2016-06-01)
* Add :headline option to PostgreSQL Dataset#full_text_search for adding an extract of the matched text to the SELECT list (jeremyevans)
* Make :rollback=>:always inside a transaction use a savepoint automatically if supported (jeremyevans) (#1193)
* Recognize bool type as boolean in the schema dumper (jeremyevans) (#1192)
* Make Dataset#to_hash and #to_hash_groups work correctly for model datasets doing eager loading (jeremyevans)
* Make delay_add_association plugin handle hashes and primary keys passed to add_* association methods (jeremyevans) (#1187)
* Treat :Bignum as a generic type, to support 64-bit integers on ruby 2.4+, where Bignum == Integer (jeremyevans)
* Add server_logging extension for including server/shard information when logging queries (jeremyevans)
* Add Database#log_connection_info, for including connection information when logging queries (jeremyevans)
* Add Dataset#skip_locked for skipping locked rows on PostgreSQL 9.5+, MSSQL, and Oracle (jeremyevans)
* Allow Sequel::Model#lock! to accept an optional lock style (petedmarsh) (#1183)
* Add sql_comments extension for setting SQL comments on queries (jeremyevans)
* Make Postgres::PGRange#cover? handle empty, unbounded, and exclusive beginning ranges (jeremyevans)
* Fix frozen string literal issues on JRuby 9.1.0.0 (jeremyevans)
* Allow json_serializer :include option with cascaded values to work correctly when used with association_proxies (jeremyevans)
=== 4.34.0 (2016-05-01)
* Add support for :dataset_associations_join association option to dataset_associations plugin, for making resulting datasets have appropriate joins (jeremyevans)
* Log server connection was attempted to in PoolTimeout exception messages in sharded connection pool (jeremyevans)
* Log Database :name option in PoolTimeout exception messages (bigkevmcd, jeremyevans) (#1176)
* Add duplicate_columns_handler extension, for raising or warning if a dataset returns multiple columns with the same name (TSMMark, jeremyevans) (#1175)
* Support registering per-Database custom range types in the pg_range extension (steveh) (#1174)
* Support :preconnect=>:concurrently Database option for preconnecting in separate threads (kch, jeremyevans) (#1172)
* Make prepared_statements_safe plugin work correctly with CURRENT_DATE/CURRENT_TIMESTAMP defaults (jeremyevans) (#1168)
* Add validates_operator validation helper (petedmarsh) (#1170)
* Recognize additional unique constraint violation on Microsoft SQL Server (jeremyevans)
* Add :hash option to Dataset#(select|to)_hash(_groups)? methods for choosing object to populate (mwpastore) (#1167)