本文整理汇总了Java中org.apache.parquet.column.ParquetProperties.getMinRowCountForPageSizeCheck方法的典型用法代码示例。如果您正苦于以下问题:Java ParquetProperties.getMinRowCountForPageSizeCheck方法的具体用法?Java ParquetProperties.getMinRowCountForPageSizeCheck怎么用?Java ParquetProperties.getMinRowCountForPageSizeCheck使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类org.apache.parquet.column.ParquetProperties
的用法示例。
在下文中一共展示了ParquetProperties.getMinRowCountForPageSizeCheck方法的2个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: ColumnWriteStoreV2
import org.apache.parquet.column.ParquetProperties; //导入方法依赖的package包/类
public ColumnWriteStoreV2(
MessageType schema,
PageWriteStore pageWriteStore,
ParquetProperties props) {
this.props = props;
this.thresholdTolerance = (long)(props.getPageSizeThreshold() * THRESHOLD_TOLERANCE_RATIO);
Map<ColumnDescriptor, ColumnWriterV2> mcolumns = new TreeMap<ColumnDescriptor, ColumnWriterV2>();
for (ColumnDescriptor path : schema.getColumns()) {
PageWriter pageWriter = pageWriteStore.getPageWriter(path);
mcolumns.put(path, new ColumnWriterV2(path, pageWriter, props));
}
this.columns = unmodifiableMap(mcolumns);
this.writers = this.columns.values();
this.rowCountForNextSizeCheck = props.getMinRowCountForPageSizeCheck();
}
示例2: ColumnWriterV1
import org.apache.parquet.column.ParquetProperties; //导入方法依赖的package包/类
public ColumnWriterV1(ColumnDescriptor path, PageWriter pageWriter,
ParquetProperties props) {
this.path = path;
this.pageWriter = pageWriter;
this.props = props;
// initial check of memory usage. So that we have enough data to make an initial prediction
this.valueCountForNextSizeCheck = props.getMinRowCountForPageSizeCheck();
resetStatistics();
this.repetitionLevelColumn = props.newRepetitionLevelWriter(path);
this.definitionLevelColumn = props.newDefinitionLevelWriter(path);
this.dataColumn = props.newValuesWriter(path);
}