gjacoby126 commented on a change in pull request #631: PHOENIX-5494 Batched,
mutable Index updates are unnecessarily run one…
URL: https://github.com/apache/phoenix/pull/631#discussion_r346003039
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File path:
phoenix-core/src/main/java/org/apache/phoenix/hbase/index/covered/data/LocalTable.java
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@@ -49,15 +61,53 @@
public class LocalTable implements LocalHBaseState {
private RegionCoprocessorEnvironment env;
+ private Map<ImmutableBytesPtr, Result> results = new HashMap<>();;
public LocalTable(RegionCoprocessorEnvironment env) {
this.env = env;
}
+ public void scanCurrentRowStates(Set<ImmutableBytesPtr> rows, Collection<?
extends ColumnReference> columns, long ts) throws IOException {
+ Scan s =
IndexManagementUtil.newLocalStateScan(Collections.singletonList(columns));
+ FilterList filterList = new
FilterList(FilterList.Operator.MUST_PASS_ONE);
+ for (ImmutableBytesPtr row : rows) {
+ filterList.addFilter(new RowFilter(CompareOperator.EQUAL, new
BinaryComparator(row.get())));
+ }
+ s.setFilter(filterList);
+ s.setTimeRange(0, ts);
+ Region region = this.env.getRegion();
+ try (RegionScanner scanner = region.getScanner(s)) {
+ boolean more;
+ do {
+ List<Cell> kvs = new ArrayList<Cell>(1);
+ more = scanner.next(kvs);
+ if (kvs.isEmpty()) {
+ return;
+ }
+ Result r = Result.create(kvs);
+ Cell cell = kvs.get(0);
+ byte[] rowKey = new byte[cell.getRowLength()];
+ System.arraycopy(cell.getRowArray(), cell.getRowOffset(),
rowKey, 0, cell.getRowLength());
Review comment:
Can replace with HBase's CellUtil.cloneRow method for this
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