flink-cdc-runtime/src/main/java/org/apache/flink/cdc/runtime/operators/transform/PostTransformOperatorBuilder.java [60:73]:
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    public PostTransformOperatorBuilder addTransform(
            String tableInclusions, @Nullable String projection, @Nullable String filter) {
        transformRules.add(
                new TransformRule(
                        tableInclusions,
                        projection,
                        filter,
                        "",
                        "",
                        "",
                        null,
                        new SupportedMetadataColumn[0]));
        return this;
    }
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flink-cdc-runtime/src/main/java/org/apache/flink/cdc/runtime/operators/transform/PreTransformOperatorBuilder.java [37:50]:
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    public PreTransformOperatorBuilder addTransform(
            String tableInclusions, @Nullable String projection, @Nullable String filter) {
        transformRules.add(
                new TransformRule(
                        tableInclusions,
                        projection,
                        filter,
                        "",
                        "",
                        "",
                        null,
                        new SupportedMetadataColumn[0]));
        return this;
    }
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