JingsongLi commented on a change in pull request #9029: [FLINK-13118][jdbc]
Introduce JDBC table factory and bridge JDBC table source with streaming table
source
URL: https://github.com/apache/flink/pull/9029#discussion_r301916852
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File path:
flink-connectors/flink-jdbc/src/main/java/org/apache/flink/api/java/io/jdbc/JDBCTableSource.java
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@@ -18,30 +18,68 @@
package org.apache.flink.api.java.io.jdbc;
+import org.apache.flink.api.common.typeinfo.TypeInformation;
+import
org.apache.flink.api.java.io.jdbc.split.NumericBetweenParametersProvider;
+import org.apache.flink.api.java.typeutils.RowTypeInfo;
+import org.apache.flink.streaming.api.datastream.DataStream;
+import org.apache.flink.streaming.api.environment.StreamExecutionEnvironment;
import org.apache.flink.table.api.TableSchema;
import org.apache.flink.table.functions.AsyncTableFunction;
import org.apache.flink.table.functions.TableFunction;
+import org.apache.flink.table.sources.DefinedFieldMapping;
import org.apache.flink.table.sources.LookupableTableSource;
+import org.apache.flink.table.sources.ProjectableTableSource;
+import org.apache.flink.table.sources.StreamTableSource;
import org.apache.flink.table.sources.TableSource;
import org.apache.flink.types.Row;
+import javax.annotation.Nullable;
+
+import java.util.Map;
+
import static org.apache.flink.util.Preconditions.checkNotNull;
/**
* {@link TableSource} for JDBC.
- * Now only support {@link LookupableTableSource}.
*/
-public class JDBCTableSource implements LookupableTableSource<Row> {
+public class JDBCTableSource implements
Review comment:
Implement `isBounded` and return true?
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