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HHH-18142 Add Oracle Database 23ai support for DROP SEQUENCE IF EXISTS

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LLEFEVRE 2024-05-21 11:29:17 +02:00 committed by Christian Beikov
parent 6a764d70e6
commit cf23888fab
1 changed files with 16 additions and 6 deletions
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22
hibernate-core/src/main/java/org/hibernate/dialect/sequence/OracleSequenceSupport.java
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@ -7,6 +7,7 @@
package org.hibernate.dialect.sequence;
import org.hibernate.MappingException;
import org.hibernate.dialect.DatabaseVersion;
import org.hibernate.dialect.Dialect;
/**
@ -18,25 +19,34 @@ import org.hibernate.dialect.Dialect;
* @see <a href="https://docs.oracle.com/en/database/oracle/oracle-database/23/sqlrf/CREATE-SEQUENCE.html">Oracle Database Documentation</a>
*/
public final class OracleSequenceSupport extends NextvalSequenceSupport {
/**
* @deprecated Construct instance based on version instead.
*/
@Deprecated(forRemoval = true)
public static final SequenceSupport INSTANCE = new OracleSequenceSupport( true, false );
public static SequenceSupport getInstance(final Dialect dialect) {
return new OracleSequenceSupport(dialect);
return new OracleSequenceSupport(dialect.getVersion());
}
private final boolean requiresFromDUAL;
private final boolean requiresFromDual;
private final boolean supportsIfExists;
// TODO: HHH-18144 - Support Oracle sequence optional KEEP for Application Continuity
// TODO: HHH-18143 - Support Oracle scalable sequences for RAC
public OracleSequenceSupport(final Dialect dialect) {
requiresFromDUAL = dialect.getVersion().isBefore(23);
supportsIfExists = dialect.getVersion().isSameOrAfter(23);
public OracleSequenceSupport(final DatabaseVersion version) {
this( version.isBefore( 23 ), version.isSameOrAfter( 23 ) );
}
OracleSequenceSupport(boolean requiresFromDual, boolean supportsIfExists) {
this.requiresFromDual = requiresFromDual;
this.supportsIfExists = supportsIfExists;
}
@Override
public String getFromDual() {
return requiresFromDUAL ? " from dual" : "";
return requiresFromDual ? " from dual" : "";
}
@Override