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[cdc] Fix PostgreSQL DECIMAL type conversion issue #6239

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Merged
JingsongLi merged 1 commit into from
Sep 11, 2025
+4 −3
Merged

[cdc] Fix PostgreSQL DECIMAL type conversion issue #6239

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2 changes: 1 addition & 1 deletion ...src/main/java/org/apache/paimon/flink/action/cdc/format/debezium/DebeziumSchemaUtils.java
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Original file line number Diff line number Diff line change
Expand Up @@ -167,7 +167,7 @@ public static String transformRawValue(
} else if (("bytes".equals(debeziumType) && className == null)) {
// MySQL binary, varbinary, blob
transformed = new String(Base64.getDecoder().decode(rawValue));
} else if ("bytes".equals(debeziumType) && decimalLogicalName().equals(className)) {
} else if ("bytes".equals(debeziumType) && className.endsWith(decimalLogicalName())) {
// MySQL numeric, fixed, decimal
try {
new BigDecimal(rawValue);
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5 changes: 3 additions & 2 deletions ...k-cdc/src/main/java/org/apache/paimon/flink/action/cdc/postgres/PostgresRecordParser.java
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Original file line number Diff line number Diff line change
Expand Up @@ -179,7 +179,7 @@ private DataType extractFieldType(DebeziumEvent.Field field) {
case "string":
return DataTypes.STRING();
case "bytes":
if (decimalLogicalName().equals(field.name())) {
if (field.name() != null && field.name().endsWith(decimalLogicalName())) {
int precision = field.parameters().get("connect.decimal.precision").asInt();
int scale = field.parameters().get("scale").asInt();
return DataTypes.DECIMAL(precision, scale);
Expand Down Expand Up @@ -270,7 +270,8 @@ private Map<String, String> extractRow(JsonNode recordRow, CdcSchema.Builder sch
} else if (("bytes".equals(postgresSqlType) && className == null)) {
// binary, varbinary
newValue = new String(Base64.getDecoder().decode(oldValue));
} else if ("bytes".equals(postgresSqlType) && decimalLogicalName().equals(className)) {
} else if ("bytes".equals(postgresSqlType)
&& className.endsWith(decimalLogicalName())) {
// numeric, decimal
try {
new BigDecimal(oldValue);
Expand Down