Branch: refs/heads/5.4 Home: https://github.com/hibernate/hibernate-orm Commit: 564c05a65a5cbd72dbda393aa62282e3e639a508 https://github.com/hibernate/hibernate-orm/commit/564c05a65a5cbd72dbda393... Author: Gavin King <gavin(a)hibernate.org&gt; Date: 2020-08-27 (Thu, 27 Aug 2020) Changed paths: M hibernate-core/src/main/java/org/hibernate/hql/internal/ast/HqlSqlWalker.java M hibernate-core/src/main/java/org/hibernate/hql/internal/ast/QueryTranslatorImpl.java M hibernate-core/src/main/java/org/hibernate/hql/internal/ast/exec/BasicExecutor.java Log Message: ----------- HHH-14153 optimize away temp table for single-table HQL update When a HQL bulk update query only touches a single table, use BasicExecutor instead of MultiTableUpdateExecutor. This is an alternate implementation to the one proposed by @NathanQingyangXu in #3508 and loosely based on that work. Commit: f182b3b366e04c9d3ce94d71eee0cf16784bee72 https://github.com/hibernate/hibernate-orm/commit/f182b3b366e04c9d3ce94d7... Author: Gavin King <gavin(a)hibernate.org&gt; Date: 2020-08-27 (Thu, 27 Aug 2020) Changed paths: M hibernate-core/src/main/java/org/hibernate/hql/internal/ast/QueryTranslatorImpl.java M hibernate-core/src/main/java/org/hibernate/hql/internal/ast/exec/BasicExecutor.java M hibernate-core/src/main/java/org/hibernate/hql/internal/ast/exec/DeleteExecutor.java A hibernate-core/src/main/java/org/hibernate/hql/internal/ast/exec/InsertExecutor.java A hibernate-core/src/main/java/org/hibernate/hql/internal/ast/exec/UpdateExecutor.java Log Message: ----------- HHH-14153 clean up BasicExecutor and friends introduces InsertExecutor and UpdateExecutor since we're going to be introducing specific optimizations relating to single-table updates relates to HHH-14153 Commit: 9dd2d94afba91734ab6e22f2f834acc12082dd23 https://github.com/hibernate/hibernate-orm/commit/9dd2d94afba91734ab6e22f... Author: Gavin King <gavin(a)hibernate.org&gt; Date: 2020-08-27 (Thu, 27 Aug 2020) Changed paths: M hibernate-core/src/main/java/org/hibernate/hql/internal/ast/QueryTranslatorImpl.java M hibernate-core/src/main/java/org/hibernate/hql/internal/ast/exec/BasicExecutor.java A hibernate-core/src/main/java/org/hibernate/hql/internal/ast/exec/IdSubselectUpdateExecutor.java M hibernate-core/src/main/java/org/hibernate/hql/internal/ast/exec/InsertExecutor.java A hibernate-core/src/main/java/org/hibernate/hql/internal/ast/exec/SimpleUpdateExecutor.java R hibernate-core/src/main/java/org/hibernate/hql/internal/ast/exec/UpdateExecutor.java M hibernate-core/src/main/java/org/hibernate/hql/spi/id/TableBasedUpdateHandlerImpl.java Log Message: ----------- HHH-14153 further optimization for single-table HQL update This extends the optimization for single-table HQL bulk updates to the case where the where clause touches multiple tables and we can use a subselect to collect the ids that we need to update. Commit: 6e9b488ec16874c9406215fb470e769250668b95 https://github.com/hibernate/hibernate-orm/commit/6e9b488ec16874c9406215f... Author: Gavin King <gavin(a)hibernate.org&gt; Date: 2020-08-27 (Thu, 27 Aug 2020) Changed paths: A hibernate-core/src/test/java/org/hibernate/test/joinedsubclass/SingleTableUpdateQueryTest.java Log Message: ----------- HHH-14153 add test By NathanQingyangXu See https://github.com/hibernate/hibernate-orm/pull/3508 Commit: a49795549a2c7549cc8cfdcb11e9537c18872325 https://github.com/hibernate/hibernate-orm/commit/a49795549a2c7549cc8cfdc... Author: Gavin King <gavin(a)hibernate.org&gt; Date: 2020-08-27 (Thu, 27 Aug 2020) Changed paths: M hibernate-core/src/main/java/org/hibernate/hql/internal/ast/QueryTranslatorImpl.java Log Message: ----------- HHH-14153 Make buildAppropriateStatementExecutor() protected Hibernate Reactive might ultimately need to override this method, though it doesn't right now. Relates to HHH-14153. Commit: 55b46f185530189c01104c5f0bfbfd661ac2b900 https://github.com/hibernate/hibernate-orm/commit/55b46f185530189c01104c5... Author: Gavin King <gavin(a)hibernate.org&gt; Date: 2020-08-27 (Thu, 27 Aug 2020) Changed paths: M hibernate-core/src/main/java/org/hibernate/hql/internal/ast/exec/BasicExecutor.java M hibernate-core/src/main/java/org/hibernate/hql/internal/ast/exec/DeleteExecutor.java M hibernate-core/src/main/java/org/hibernate/hql/internal/ast/exec/IdSubselectUpdateExecutor.java M hibernate-core/src/main/java/org/hibernate/hql/internal/ast/exec/InsertExecutor.java M hibernate-core/src/main/java/org/hibernate/hql/internal/ast/exec/SimpleUpdateExecutor.java M hibernate-core/src/main/java/org/hibernate/hql/spi/id/AbstractTableBasedBulkIdHandler.java Log Message: ----------- HHH-14153 refactoring after HHH-14153 - avoid use package-scoped instance felds - remove copy/pasted code Note: I don't hate package-scoped final fields, but I know other folks tend to. So let's go with template methods instead. Compare: https://github.com/hibernate/hibernate-orm/compare/b1dea1b17a2b...55b46f1...