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[jOOQ/jOOQ#10178] Special treatment for DISTINCT with subqueries

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This commit is contained in:
Lukas Eder 2020-05-14 17:42:55 +02:00
parent 123d979ecd
commit b267964f94
1 changed files with 3 additions and 1 deletions
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jOOQ/src/main/java/org/jooq/impl/RowIsDistinctFrom.java
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@ -53,6 +53,7 @@ import static org.jooq.SQLDialect.MARIADB;
// ...
import static org.jooq.SQLDialect.MYSQL;
// ...
import static org.jooq.SQLDialect.POSTGRES;
// ...
// ...
import static org.jooq.SQLDialect.SQLITE;
@ -88,7 +89,8 @@ final class RowIsDistinctFrom extends AbstractCondition {
// An emulation may be required only for the version where a subquery is used
// E.g. in HSQLDB: https://sourceforge.net/p/hsqldb/bugs/1579/
private static final Set<SQLDialect> EMULATE_DISTINCT_SELECT = SQLDialect.supportedBy(HSQLDB);
// Or in PostgreSQL: https://twitter.com/pg_xocolatl/status/1260344255035379714
private static final Set<SQLDialect> EMULATE_DISTINCT_SELECT = SQLDialect.supportedBy(HSQLDB, POSTGRES);
private static final Set<SQLDialect> SUPPORT_DISTINCT_WITH_ARROW = SQLDialect.supportedBy(MARIADB, MYSQL);
private final Row lhs;