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Added different Visitors for BigQuerySink
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35 changes: 35 additions & 0 deletions
35
...finos/legend/engine/persistence/components/logicalplan/datasets/PartitionKeyAbstract.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,35 @@ | ||
| // Copyright 2023 Goldman Sachs | ||
| // | ||
| // Licensed 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.finos.legend.engine.persistence.components.logicalplan.datasets; | ||
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| import org.finos.legend.engine.persistence.components.logicalplan.LogicalPlanNode; | ||
| import org.finos.legend.engine.persistence.components.logicalplan.values.Value; | ||
| import org.immutables.value.Value.Immutable; | ||
| import org.immutables.value.Value.Parameter; | ||
| import org.immutables.value.Value.Style; | ||
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| @Immutable | ||
| @Style( | ||
| typeAbstract = "*Abstract", | ||
| typeImmutable = "*", | ||
| jdkOnly = true, | ||
| optionalAcceptNullable = true, | ||
| strictBuilder = true | ||
| ) | ||
| public interface PartitionKeyAbstract extends LogicalPlanNode | ||
| { | ||
| @Parameter(order = 0) | ||
| Value key(); | ||
| } |
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55 changes: 55 additions & 0 deletions
55
...s/legend/engine/persistence/components/relational/bigquery/sql/visitor/DeleteVisitor.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,55 @@ | ||
| // Copyright 2022 Goldman Sachs | ||
| // | ||
| // Licensed 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.finos.legend.engine.persistence.components.relational.bigquery.sql.visitor; | ||
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| import org.finos.legend.engine.persistence.components.logicalplan.LogicalPlanNode; | ||
| import org.finos.legend.engine.persistence.components.logicalplan.operations.Delete; | ||
| import org.finos.legend.engine.persistence.components.logicalplan.operations.Truncate; | ||
| import org.finos.legend.engine.persistence.components.physicalplan.PhysicalPlanNode; | ||
| import org.finos.legend.engine.persistence.components.relational.sqldom.schemaops.statements.DeleteStatement; | ||
| import org.finos.legend.engine.persistence.components.transformer.LogicalPlanVisitor; | ||
| import org.finos.legend.engine.persistence.components.transformer.VisitorContext; | ||
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| import java.util.ArrayList; | ||
| import java.util.List; | ||
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| public class DeleteVisitor implements LogicalPlanVisitor<Delete> | ||
| { | ||
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| /* | ||
| DELETE always needs A WHERE CLAUSE IN BigQuery | ||
| If the condition is not provided, default to Truncate | ||
| */ | ||
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| @Override | ||
| public VisitorResult visit(PhysicalPlanNode prev, Delete current, VisitorContext context) | ||
| { | ||
| if (!current.condition().isPresent()) | ||
| { | ||
| return new TruncateVisitor().visit(prev, Truncate.of(current.dataset()), context); | ||
| } | ||
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| DeleteStatement deleteStatement = new DeleteStatement(); | ||
| prev.push(deleteStatement); | ||
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| List<LogicalPlanNode> logicalPlanNodeList = new ArrayList<>(); | ||
| logicalPlanNodeList.add(current.dataset()); | ||
| if (current.condition().isPresent()) | ||
| { | ||
| logicalPlanNodeList.add(current.condition().get()); | ||
| } | ||
| return new VisitorResult(deleteStatement, logicalPlanNodeList); | ||
| } | ||
| } |
40 changes: 40 additions & 0 deletions
40
...nd/engine/persistence/components/relational/bigquery/sql/visitor/PartitionKeyVisitor.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,40 @@ | ||
| // Copyright 2023 Goldman Sachs | ||
| // | ||
| // Licensed 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.finos.legend.engine.persistence.components.relational.bigquery.sql.visitor; | ||
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| import org.finos.legend.engine.persistence.components.logicalplan.LogicalPlanNode; | ||
| import org.finos.legend.engine.persistence.components.logicalplan.datasets.PartitionKey; | ||
| import org.finos.legend.engine.persistence.components.physicalplan.PhysicalPlanNode; | ||
| import org.finos.legend.engine.persistence.components.relational.sqldom.constraints.table.PartitionKeyConstraint; | ||
| import org.finos.legend.engine.persistence.components.transformer.LogicalPlanVisitor; | ||
| import org.finos.legend.engine.persistence.components.transformer.VisitorContext; | ||
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| import java.util.ArrayList; | ||
| import java.util.List; | ||
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| public class PartitionKeyVisitor implements LogicalPlanVisitor<PartitionKey> | ||
| { | ||
| @Override | ||
| public VisitorResult visit(PhysicalPlanNode prev, PartitionKey current, VisitorContext context) | ||
| { | ||
| PartitionKeyConstraint partitionKeyConstraint = new PartitionKeyConstraint(); | ||
| prev.push(partitionKeyConstraint); | ||
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| List<LogicalPlanNode> logicalPlanNodes = new ArrayList<>(); | ||
| logicalPlanNodes.add(current.key()); | ||
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| return new VisitorResult(partitionKeyConstraint, logicalPlanNodes); | ||
| } | ||
| } |
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