A showcase of my contributions to open source projects.
Apache ShardingSphere §
My open source contributions to Apache ShardingSphere, a distributed SQL transaction and query engine.
| PR | Title | Issue | Status | Date |
|---|---|---|---|---|
| #39056 | Support Doris SQL - SPLIT_BY_STRING Statement | — | Merged | 2026-07-14 |
| #38754 | Support Doris SQL - Admin Rebalance Disk Statement | #31497 | Closed | 2026-06-02 |
| #35104 | Use DistSQLDatabaseRuleQueryExecutorAssert in ShowDefaultShardingStrategyExecutorTest | — | Merged | 2025-03-29 |
| #35075 | Use DistSQLDatabaseRuleQueryExecutorAssert in ShowSingleTablesExecutorTest | — | Merged | 2025-03-26 |
| #35066 | Use DistSQLDatabaseRuleQueryExecutorAssert in ShowDefaultSingleTableStorageUnitExecutorTest | — | Merged | 2025-03-24 |
| #34997 | Use DistSQLDatabaseRuleQueryExecutorAssert in ShowStatusFromReadwriteSplittingRulesExecutorTest | — | Merged | 2025-03-17 |
| #34984 | Use DistSQLDatabaseRuleQueryExecutorAssert in ShowReadwriteSplittingRuleExecutorTest | #33142 | Merged | 2025-03-14 |
| #34938 | Use DistSQLDatabaseRuleQueryExecutorAssert in ShowUnusedShardingKeyGeneratorExecutorTest | — | Merged | 2025-03-10 |
| #34910 | Use DistSQLDatabaseRuleQueryExecutorAssert in ShowUnusedShardingAuditorsExecutorTest | — | Merged | 2025-03-07 |
| #34882 | Use DistSQLDatabaseRuleQueryExecutorAssert in ShowUnusedShardingAlgorithmsExecutorTest | #33142 | Merged | 2025-03-05 |
| #34843 | Use DistSQLDatabaseRuleQueryExecutorAssert in ShowShardingTableRulesUsedKeyGeneratorExecutorTest | — | Merged | 2025-03-04 |
| #34801 | Use DistSQLDatabaseRuleQueryExecutorAssert in ShowShardingTableRulesUsedAuditorExecutorTest | — | Merged | 2025-02-27 |
| #34789 | Use DistSQLDatabaseRuleQueryExecutorAssert in ShowShardingTableRulesUsedAlgorithmExecutorTest | — | Merged | 2025-02-26 |
| #34744 | Use DistSQLDatabaseRuleQueryExecutorAssert in ShowShardingTableReferenceRuleExecutorTest | — | Merged | 2025-02-24 |
| #34733 | Enhance ShowShardingKeyGeneratorExecutorTest with parameterized assertions | — | Merged | 2025-02-21 |
| #34718 | Use DistSQLDatabaseRuleQueryExecutorAssert in ShowShardingAuditorsExecutorTest | — | Merged | 2025-02-20 |
| #34601 | Use DistSQLDatabaseRuleQueryExecutorAssert in ShowShardingAlgorithmExecutorTest | — | Merged | 2025-02-08 |
| #34554 | Use DistSQLDatabaseRuleQueryExecutorAssert in ShowShardingTableRuleExecutorTest | — | Merged | 2025-02-05 |
| #33210 | Implement DistSQLDatabaseRuleQueryExecutorAssert on ShowMaskRuleExecutorTest | — | Merged | 2024-10-13 |
| #33195 | Implement DistSQLDatabaseRuleQueryExecutorAssert on ShowEncryptRuleExecutorTest | — | Merged | 2024-10-09 |
| #33148 | Implement DistSQLDatabaseRuleQueryExecutorAssert on ShowBroadcastTableRuleExecutorTest | — | Merged | 2024-10-08 |
| #31210 | Refactor AlterTrafficRuleExecutorTest Test Case | — | Merged | 2024-05-12 |
| #31202 | Refactor AlterSQLTranslatorRuleExecutorTest Test Case | — | Merged | 2024-05-11 |
| #31199 | Refactor AlterSQLParserRuleExecutorTest Test Case | #30083 | Merged | 2024-05-10 |
| #31170 | Refactor AlterSQLFederationRuleExecutorTest Test Case | #30083 | Merged | 2024-05-09 |
| #31138 | Refactor AlterSQLFederationRuleExecutorTest Test Case | — | Closed | 2024-05-08 |
| #31109 | Refactor AlterGlobalClockRuleExecutorTest Test Case | — | Merged | 2024-05-05 |
| #31087 | Enhance AlterGlobalClockRuleExecutorTest test case | — | Merged | 2024-05-01 |
| #31083 | Add test cases for MaskRuleConfigurationChecker | #30582 | Merged | 2024-05-01 |
| #30290 | Fix typo in URLArgumentLine class | #30289 | Merged | 2024-02-26 |
| #30284 | Add test case for URLArgumentLine | #30152 | Merged | 2024-02-25 |
| #30274 | Add test cases for AgentYamlEngine | #30265 | Merged | 2024-02-24 |
| #30273 | Add test cases for AgentPreconditions | #30264 | Merged | 2024-02-24 |
| #30272 | Add test cases for PluginPreconditions | #30267 | Merged | 2024-02-24 |
| #30271 | Add test case for ShardingSphereURLLoadEngine | #30153 | Merged | 2024-02-24 |
| #30231 | Add test case on YamlJDBCConfiguration.rebuild() | #30158 | Merged | 2024-02-22 |
| #30213 | Add code coverage in Codecov | — | Closed | 2024-02-20 |
| #30164 | Support parsing Oracle EXPLAIN PLAN sql | #27145 | Merged | 2024-02-18 |
| #29654 | Enhance Create Trigger Statement in Oracle | #27119 | Merged | 2024-01-05 |
| #29643 | Support Create Trigger with System Trigger and Immediate Statement | — | Merged | 2024-01-04 |
| #29610 | Support Create Trigger with System Trigger in Oracle | — | Merged | 2024-01-03 |
| #29604 | [Parser Oracle] Support Create Trigger Statement | — | Merged | 2023-12-31 |
| #29589 | Oracle g4 specialDataType conflict with aggregateClause | #27920 | Merged | 2023-12-29 |
| #29583 | Unable to parse this statement that create a database in Oracle | #29289 | Merged | 2023-12-28 |
| #29560 | Remove Redundancy in Some Specifications Parser in Oracle | #29559 | Merged | 2023-12-27 |
| #29552 | Remove redundancy in Sharing Specification in Create View Oracle | #29551 | Merged | 2023-12-26 |
| #29524 | Add some keywords in the "CREATE TABLE" in ORACLE | #29522 | Merged | 2023-12-25 |
| #29490 | Add some keywords in the "CREATE TABLE" in ORACLE | #29489 | Merged | 2023-12-22 |
Debezium §
My open source contributions to Debezium, an open source distributed platform for change data capture (CDC).
| PR | Title | Issue | Status | Date |
|---|---|---|---|---|
| #7421 | Move TOPIC_PREFIX field to CONNECTOR group | dbz#1821 | Merged | 2026-07-07 |
| #5555 | Support Oracle DDL Create Audit Policy | DBZ-7865 | Merged | 2024-05-13 |
| #5554 | Support Oracle DDL Alter Audit Policy | DBZ-7864 | Merged | 2024-05-11 |
| #5198 | Modify alterSpecification Clause | DBZ-7420 | Merged | 2024-01-29 |
| #5195 | Resolve DDL Parser in Oracle Alter Table | DBZ-7360 | Merged | 2024-01-26 |
| #5167 | Enable Retry on the Debezium Storage JDBC | DBZ-7258 | Closed | 2024-02-06 |
| #5145 | Fix Debezium-ddl-parser Crash When Parsing MySQL DDL Statement with Subquery and UNION | DBZ-7259 | Merged | 2024-01-10 |
| #5130 | Unittest for hasCommitAlreadyBeenHandled in CommitScn Class | DBZ-7288 | Merged | 2024-01-03 |
| #5127 | Support Several Table Specification in the "CREATE TABLE" in ORACLE | DBZ-7286 | Merged | 2024-01-03 |
| #5124 | Support for Creating EDITIONABLE or NONEDITIONABLE Packages | DBZ-7283 | Merged | 2023-12-20 |
| #5117 | Add PL/SQL Parser for Create Table Memoptimize | DBZ-7279 | Merged | 2023-12-20 |
| #5108 | Add PL/SQL Parser for Alter Table Memoptimize | DBZ-7268 | Merged | 2023-12-18 |
| #5089 | Add Grammar Oracle Truncate Cluster | DBZ-7242 | Merged | 2023-12-11 |
| #5057 | Handle Drop Tablespace in PL/SQL | DBZ-7208 | Merged | 2023-11-30 |
| #5051 | Add modify range_partitions to modify_table_partition rule in parsing PL/SQL | DBZ-7196 | Merged | 2023-11-30 |
Debezium Examples §
My open source contributions to Debezium Examples, the repository of demos and examples for the Debezium change data capture platform.
| PR | Title | Issue | Status | Date |
|---|---|---|---|---|
| #423 | Standardize Examples - Cache Invalidation | dbz#1809 | Merged | 2026-07-05 |
| #415 | Standardize Examples - Cache Invalidation | dbz#1809 | Closed | 2026-06-24 |
| #413 | Standardize Examples - AI RAG | dbz#1809 | Merged | 2026-06-19 |
| #412 | Standardize Examples - Auditlog | dbz#1809 | Merged | 2026-06-02 |
| #409 | Standardize Java versions and adopt Debezium BOM for dependency management (Part 1) | dbz#1809 | Merged | 2026-05-22 |
| #334 | Introducing Debezium Server Example with MySQL and GCP PubSub | DBZ-4471 | Merged | 2023-10-04 |
| #333 | Merge the Debezium connectors on the single directory | DBZ-4471 | Closed | 2023-09-26 |
| #191 | Add debezium server example using PostgreSQL and PubSub | — | Merged | 2021-12-16 |
Debezium Operator §
My open source contributions to Debezium Operator, the Kubernetes operator for deploying and managing Debezium Server.
| PR | Title | Issue | Status | Date |
|---|---|---|---|---|
| #33 | Create Unittest Class for VersionProvider Class | DBZ-7267 | Merged | 2023-12-19 |
| #28 | Create Unit Test for Debezium Operator - API Model Status | DBZ-7170 | Closed | 2023-12-01 |
| #26 | Add Unit Tests for ServiceAccountDependent Class | DBZ-7155 | Merged | 2023-11-20 |
| #22 | Add unittests for ConfigMapping class | DBZ-7090 | Merged | 2023-11-14 |
| #15 | Enhance README.md with Instructions for Creating a Kubernetes Namespace | DBZ-7004 | Closed | 2023-10-11 |
| #14 | Enhance README.md with Instructions for Creating a Kubernetes Namespace | DBZ-7004 | Closed | 2023-10-05 |
Debezium Server §
My open source contribution to Debezium Server, the standalone runtime that streams change events from databases to a variety of messaging infrastructures.
ANTLR grammars-v4 §
My open source contributions to ANTLR grammars-v4, the official collection of ANTLR v4 grammars.
| PR | Title | Issue | Status | Date |
|---|---|---|---|---|
| #4090 | Enhance PLSQL DDL for Alter Database | — | Closed | 2024-05-14 |
| #3950 | Modify alterSpecification Clause | DBZ-7420 | Merged | 2024-02-01 |
| #3946 | Modify SPLIT_TABLE_PARTITIONING Clause | DBZ-7360 | Merged | 2024-01-27 |
| #3922 | Support Select Statement with Subquery and Union | — | Merged | 2024-01-10 |
| #3916 | Support Create Function with Default Collation in Oracle | — | Merged | 2023-12-30 |
| #3915 | Support Create Function with AccessibleBy Clause in Oracle | — | Merged | 2023-12-29 |
| #3913 | Support Create Index with Cursor Invalidation in Oracle | — | Merged | 2023-12-27 |
| #3903 | [Oracle] Support create table with NO MEMOPTIMIZE | — | Merged | 2023-12-20 |
| #3899 | Add PL/SQL Parser for Create Queue Table | — | Merged | 2023-12-19 |
| #3898 | Fix parsing creation of queue tables | — | Closed | 2023-12-19 |
| #3893 | Add Shrink Clause on the Modify Table Partition PL/SQL | — | Merged | 2023-12-18 |