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[jOOQ/jOOQ#7291] Work around http://tracker.firebirdsql.org/browse/JDBC-621

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This commit is contained in:
Lukas Eder 2020-04-08 18:02:06 +02:00
parent 0ac440f83e
commit 810419b4ff
1 changed files with 18 additions and 16 deletions
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34
jOOQ/src/main/java/org/jooq/impl/MergeImpl.java
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@ -47,6 +47,7 @@ import static org.jooq.Clause.MERGE_USING;
import static org.jooq.Clause.MERGE_VALUES;
import static org.jooq.Clause.MERGE_WHEN_MATCHED_THEN_UPDATE;
import static org.jooq.Clause.MERGE_WHEN_NOT_MATCHED_THEN_INSERT;
import static org.jooq.SQLDialect.FIREBIRD;
import static org.jooq.SQLDialect.H2;
import static org.jooq.SQLDialect.HSQLDB;
// ...
@ -243,14 +244,15 @@ implements
/**
* Generated UID
*/
private static final long serialVersionUID = -8835479296876774391L;
private static final Clause[] CLAUSES = { MERGE };
private static final long serialVersionUID = -8835479296876774391L;
private static final Clause[] CLAUSES = { MERGE };
private static final Set<SQLDialect> NO_SUPPORT_MULTI = SQLDialect.supportedBy(HSQLDB);
private static final Set<SQLDialect> REQUIRE_NEGATION = SQLDialect.supportedBy(H2);
private static final Set<SQLDialect> NO_SUPPORT_MULTI = SQLDialect.supportedBy(HSQLDB);
private static final Set<SQLDialect> REQUIRE_NEGATION = SQLDialect.supportedBy(H2);
private static final Set<SQLDialect> NO_SUPPORT_CONDITION_AFTER_NO_CONDITION = SQLDialect.supportedBy(FIREBIRD);
private final WithImpl with;
private final Table<R> table;
@ -1591,21 +1593,21 @@ implements
boolean emulate = false;
boolean requireMatchedConditions = false;
// Prevent error 5324 "In a MERGE statement, a 'WHEN MATCHED' clause with a search condition
// cannot appear after a 'WHEN MATCHED' clause with no search condition."
// This can also happen in Firebird: http://tracker.firebirdsql.org/browse/JDBC-621
// [#10054] TODO: Skip all WHEN MATCHED clauses after a WHEN MATCHED clause with no search condition
if (NO_SUPPORT_CONDITION_AFTER_NO_CONDITION.contains(ctx.family())) {
boolean withoutMatchedConditionFound = false;
for (MatchedClause m : matched) {
if (requireMatchedConditions |= withoutMatchedConditionFound)
break;
withoutMatchedConditionFound |= m.condition instanceof NoCondition;
}
}
emulateCheck:
if (NO_SUPPORT_MULTI.contains(ctx.dialect()) && matched.size() > 1) {