sample_apps_reinvent2021/java/src/main/java/com/amazonaws/services/timestream/QueryExample.java [310:334]:
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    private String parseDatum(ColumnInfo info, Datum datum) {
        if (datum.isNullValue() != null && datum.isNullValue()) {
            return info.getName() + "=" + "NULL";
        }
        Type columnType = info.getType();
        // If the column is of TimeSeries Type
        if (columnType.getTimeSeriesMeasureValueColumnInfo() != null) {
            return parseTimeSeries(info, datum);
        }
        // If the column is of Array Type
        else if (columnType.getArrayColumnInfo() != null) {
            List<Datum> arrayValues = datum.getArrayValue();
            return info.getName() + "=" + parseArray(info.getType().getArrayColumnInfo(), arrayValues);
        }
        // If the column is of Row Type
        else if (columnType.getRowColumnInfo() != null) {
            List<ColumnInfo> rowColumnInfo = info.getType().getRowColumnInfo();
            Row rowValues = datum.getRowValue();
            return parseRow(rowColumnInfo, rowValues);
        }
        // If the column is of Scalar Type
        else {
            return parseScalarType(info, datum);
        }
    }
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sample_apps/java/src/main/java/com/amazonaws/services/timestream/QueryExample.java [323:347]:
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    private String parseDatum(ColumnInfo info, Datum datum) {
        if (datum.isNullValue() != null && datum.isNullValue()) {
            return info.getName() + "=" + "NULL";
        }
        Type columnType = info.getType();
        // If the column is of TimeSeries Type
        if (columnType.getTimeSeriesMeasureValueColumnInfo() != null) {
            return parseTimeSeries(info, datum);
        }
        // If the column is of Array Type
        else if (columnType.getArrayColumnInfo() != null) {
            List<Datum> arrayValues = datum.getArrayValue();
            return info.getName() + "=" + parseArray(info.getType().getArrayColumnInfo(), arrayValues);
        }
        // If the column is of Row Type
        else if (columnType.getRowColumnInfo() != null) {
            List<ColumnInfo> rowColumnInfo = info.getType().getRowColumnInfo();
            Row rowValues = datum.getRowValue();
            return parseRow(rowColumnInfo, rowValues);
        }
        // If the column is of Scalar Type
        else {
            return parseScalarType(info, datum);
        }
    }
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