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sequence optimizer alignment #5841

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Merged
delchev merged 1 commit into from
Apr 9, 2026
+36 −29
Merged

sequence optimizer alignment #5841

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62 changes: 34 additions & 28 deletions ...m/src/main/java/org/eclipse/dirigible/components/data/csvim/processor/CsvimProcessor.java
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Original file line number Diff line number Diff line change
Expand Up @@ -235,42 +235,48 @@ public void process(CsvFile csvFile, InputStream content, String dataSourceName)
if (Boolean.TRUE.equals(csvFile.getUpsert()) && recordsToUpdate.size() > 0) {
updateCsvRecords(connection, targetSchema, tableMetadata, recordsToUpdate, csvParser.getHeaderNames(), pkName, csvFile);
}
if (countAll > 0 && csvFile.getSequence() != null) {
int sequenceStart = countAll + 1;
updateSequence(csvFile, connection, countAll);
}
}

public void updateSequence(CsvFile csvFile, Connection connection, int countAll) throws SQLException {
if (countAll > 0 && csvFile.getSequence() != null) {
int sequenceStart = countAll + 1;

PreparedStatement preparedStatement = null;
PreparedStatement preparedStatement = null;
try {
String createSequenceSql = SqlFactory.getNative(connection)
.create()
.sequence(csvFile.getSequence())
.start(sequenceStart)
.increment(50)
.build();
preparedStatement = connection.prepareStatement(createSequenceSql);
preparedStatement.executeUpdate();
} catch (SQLException e) {
if (preparedStatement != null) {
preparedStatement.close();
}
try {
String createSequenceSql = SqlFactory.getNative(connection)
.create()
.sequence(csvFile.getSequence())
.start(sequenceStart)
.build();
preparedStatement = connection.prepareStatement(createSequenceSql);
String alterSequenceSql = SqlFactory.getNative(connection)
.alter()
.sequence(csvFile.getSequence())
.restartWith(sequenceStart)
.increment(50)
.build();
preparedStatement = connection.prepareStatement(alterSequenceSql);
preparedStatement.executeUpdate();
} catch (SQLException e) {
if (preparedStatement != null) {
preparedStatement.close();
}
try {
String alterSequenceSql = SqlFactory.getNative(connection)
.alter()
.sequence(csvFile.getSequence())
.restartWith(sequenceStart)
.build();
preparedStatement = connection.prepareStatement(alterSequenceSql);
preparedStatement.executeUpdate();
} catch (SQLException e1) {
logger.error("Failed to restart database sequence [" + csvFile.getSequence() + "]", e1);
} finally {
if (preparedStatement != null) {
preparedStatement.close();
}
}
} catch (SQLException e1) {
logger.error("Failed to restart database sequence [" + csvFile.getSequence() + "]", e1);
} finally {
if (preparedStatement != null) {
preparedStatement.close();
}
}
} finally {
if (preparedStatement != null) {
preparedStatement.close();
}
}
}
}
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3 changes: 2 additions & 1 deletion ...irigible/database/persistence/processors/sequence/PersistenceCreateSequenceProcessor.java
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Expand Up @@ -52,7 +52,8 @@ protected String generateScript(Connection connection, PersistenceTableModel tab
CreateSequenceBuilder createSequenceBuilder = SqlFactory.getNative(SqlFactory.deriveDialect(connection))
.create()
.sequence(tableModel.getTableName() + ISqlKeywords.UNDERSCROE
+ ISqlKeywords.KEYWORD_SEQUENCE);
+ ISqlKeywords.KEYWORD_SEQUENCE)
.increment(50);

String sql = createSequenceBuilder.toString();
if (logger.isTraceEnabled()) {
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