[mysql] Improve the dynamic chunk size calculation for table with dense distribution #599
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wuchong
reviewed
Nov 12, 2021
...sql-cdc/src/main/java/com/ververica/cdc/connectors/mysql/source/assigners/ChunkSplitter.java
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...sql-cdc/src/main/java/com/ververica/cdc/connectors/mysql/source/assigners/ChunkSplitter.java
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...sql-cdc/src/main/java/com/ververica/cdc/connectors/mysql/source/assigners/ChunkSplitter.java
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...sql-cdc/src/main/java/com/ververica/cdc/connectors/mysql/source/assigners/ChunkSplitter.java
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...sql-cdc/src/main/java/com/ververica/cdc/connectors/mysql/source/assigners/ChunkSplitter.java
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...java/com/ververica/cdc/connectors/mysql/source/assigners/MySqlSnapshotSplitAssignerTest.java
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...tor-mysql-cdc/src/test/java/com/ververica/cdc/connectors/mysql/source/MySqlSourceITCase.java
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.../src/test/java/com/ververica/cdc/connectors/mysql/debezium/reader/BinlogSplitReaderTest.java
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wuchong
reviewed
Nov 12, 2021
| * @return -1, 0, or 1 as this {@code arg1} is numerically less than, equal to, or greater than | ||
| * {@code arg2}. | ||
| */ | ||
| public static int doubleCompare(Double arg1, Double arg2) { |
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The parameters should never be null, use double instead.
...or-mysql-cdc/src/main/java/com/ververica/cdc/connectors/mysql/source/MySqlSourceBuilder.java
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...or-mysql-cdc/src/main/java/com/ververica/cdc/connectors/mysql/source/MySqlSourceBuilder.java
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...src/main/java/com/ververica/cdc/connectors/mysql/source/config/MySqlSourceConfigFactory.java
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...src/main/java/com/ververica/cdc/connectors/mysql/source/config/MySqlSourceConfigFactory.java
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| @@ -254,11 +257,12 @@ private void testMySqlParallelSource( | |||
| } | |||
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| private String getTableName(String[] captureCustomerTables) { | |||
| checkState(captureCustomerTables.length > 0); | |||
| if (captureCustomerTables.length == 1) { | |||
| return "customers"; | |||
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return captureCustomerTables[0].
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