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[Feature][Connector]Jdbc] Add vertica connector.
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109 changes: 109 additions & 0 deletions
109
...g/apache/seatunnel/connectors/seatunnel/jdbc/internal/dialect/vertica/VerticaDialect.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,109 @@ | ||
| /* | ||
| * Licensed to the Apache Software Foundation (ASF) under one or more | ||
| * contributor license agreements. See the NOTICE file distributed with | ||
| * this work for additional information regarding copyright ownership. | ||
| * The ASF licenses this file to You under the Apache License, Version 2.0 | ||
| * (the "License"); you may not use this file except in compliance with | ||
| * the License. You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS IS" BASIS, | ||
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| * See the License for the specific language governing permissions and | ||
| * limitations under the License. | ||
| */ | ||
|
|
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| package org.apache.seatunnel.connectors.seatunnel.jdbc.internal.dialect.vertica; | ||
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| import org.apache.seatunnel.connectors.seatunnel.jdbc.internal.converter.JdbcRowConverter; | ||
| import org.apache.seatunnel.connectors.seatunnel.jdbc.internal.dialect.JdbcDialect; | ||
| import org.apache.seatunnel.connectors.seatunnel.jdbc.internal.dialect.JdbcDialectTypeMapper; | ||
|
|
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| import java.util.Arrays; | ||
| import java.util.List; | ||
| import java.util.Optional; | ||
| import java.util.stream.Collectors; | ||
|
|
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| public class VerticaDialect implements JdbcDialect { | ||
| @Override | ||
| public String dialectName() { | ||
| return "Vertica"; | ||
| } | ||
|
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| @Override | ||
| public JdbcRowConverter getRowConverter() { | ||
| return new VerticaJdbcRowConverter(); | ||
| } | ||
|
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| @Override | ||
| public JdbcDialectTypeMapper getJdbcDialectTypeMapper() { | ||
| return new VerticaTypeMapper(); | ||
| } | ||
|
|
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| @Override | ||
| public String quoteIdentifier(String identifier) { | ||
| return "\"" + identifier + "\""; | ||
| } | ||
|
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| @Override | ||
| public Optional<String> getUpsertStatement( | ||
| String database, String tableName, String[] fieldNames, String[] uniqueKeyFields) { | ||
| List<String> nonUniqueKeyFields = | ||
| Arrays.stream(fieldNames) | ||
| .filter(fieldName -> !Arrays.asList(uniqueKeyFields).contains(fieldName)) | ||
| .collect(Collectors.toList()); | ||
| String valuesBinding = | ||
| Arrays.stream(fieldNames) | ||
| .map(fieldName -> ":" + fieldName + " " + quoteIdentifier(fieldName)) | ||
| .collect(Collectors.joining(", ")); | ||
|
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| String usingClause = String.format("SELECT %s FROM DUAL", valuesBinding); | ||
| String onConditions = | ||
| Arrays.stream(uniqueKeyFields) | ||
| .map( | ||
| fieldName -> | ||
| String.format( | ||
| "TARGET.%s=SOURCE.%s", | ||
| quoteIdentifier(fieldName), | ||
| quoteIdentifier(fieldName))) | ||
| .collect(Collectors.joining(" AND ")); | ||
| String updateSetClause = | ||
| nonUniqueKeyFields.stream() | ||
| .map( | ||
| fieldName -> | ||
| String.format( | ||
| "TARGET.%s=SOURCE.%s", | ||
| quoteIdentifier(fieldName), | ||
| quoteIdentifier(fieldName))) | ||
| .collect(Collectors.joining(", ")); | ||
| String insertFields = | ||
| Arrays.stream(fieldNames) | ||
| .map(this::quoteIdentifier) | ||
| .collect(Collectors.joining(", ")); | ||
| String insertValues = | ||
| Arrays.stream(fieldNames) | ||
| .map(fieldName -> "SOURCE." + quoteIdentifier(fieldName)) | ||
| .collect(Collectors.joining(", ")); | ||
|
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| String upsertSQL = | ||
| String.format( | ||
| " MERGE INTO %s.%s TARGET" | ||
| + " USING (%s) SOURCE" | ||
| + " ON (%s) " | ||
| + " WHEN MATCHED THEN" | ||
| + " UPDATE SET %s" | ||
| + " WHEN NOT MATCHED THEN" | ||
| + " INSERT (%s) VALUES (%s)", | ||
| database, | ||
| tableName, | ||
| usingClause, | ||
| onConditions, | ||
| updateSetClause, | ||
| insertFields, | ||
| insertValues); | ||
|
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| return Optional.of(upsertSQL); | ||
| } | ||
| } |
37 changes: 37 additions & 0 deletions
37
...e/seatunnel/connectors/seatunnel/jdbc/internal/dialect/vertica/VerticaDialectFactory.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,37 @@ | ||
| /* | ||
| * Licensed to the Apache Software Foundation (ASF) under one or more | ||
| * contributor license agreements. See the NOTICE file distributed with | ||
| * this work for additional information regarding copyright ownership. | ||
| * The ASF licenses this file to You under the Apache License, Version 2.0 | ||
| * (the "License"); you may not use this file except in compliance with | ||
| * the License. You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS IS" BASIS, | ||
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| * See the License for the specific language governing permissions and | ||
| * limitations under the License. | ||
| */ | ||
|
|
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| package org.apache.seatunnel.connectors.seatunnel.jdbc.internal.dialect.vertica; | ||
|
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| import org.apache.seatunnel.connectors.seatunnel.jdbc.internal.dialect.JdbcDialect; | ||
| import org.apache.seatunnel.connectors.seatunnel.jdbc.internal.dialect.JdbcDialectFactory; | ||
|
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| import com.google.auto.service.AutoService; | ||
|
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| /** Factory for {@link VerticaDialect}. */ | ||
| @AutoService(JdbcDialectFactory.class) | ||
| public class VerticaDialectFactory implements JdbcDialectFactory { | ||
| @Override | ||
| public boolean acceptsURL(String url) { | ||
| return url.startsWith("jdbc:vertica:"); | ||
| } | ||
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| @Override | ||
| public JdbcDialect create() { | ||
| return new VerticaDialect(); | ||
| } | ||
| } |
27 changes: 27 additions & 0 deletions
27
...seatunnel/connectors/seatunnel/jdbc/internal/dialect/vertica/VerticaJdbcRowConverter.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,27 @@ | ||
| /* | ||
| * Licensed to the Apache Software Foundation (ASF) under one or more | ||
| * contributor license agreements. See the NOTICE file distributed with | ||
| * this work for additional information regarding copyright ownership. | ||
| * The ASF licenses this file to You under the Apache License, Version 2.0 | ||
| * (the "License"); you may not use this file except in compliance with | ||
| * the License. You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS IS" BASIS, | ||
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| * See the License for the specific language governing permissions and | ||
| * limitations under the License. | ||
| */ | ||
|
|
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| package org.apache.seatunnel.connectors.seatunnel.jdbc.internal.dialect.vertica; | ||
|
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| import org.apache.seatunnel.connectors.seatunnel.jdbc.internal.converter.AbstractJdbcRowConverter; | ||
|
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| public class VerticaJdbcRowConverter extends AbstractJdbcRowConverter { | ||
| @Override | ||
| public String converterName() { | ||
| return "Vertica"; | ||
| } | ||
| } |
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