Scan s = new Scan();
s.addFamily(Bytes.toBytes("cf1"));
s.setCaching(cacheRows);
s.setCacheBlocks(false);
s.setStartRow("30.0.2.2\01441756800\0");
s.setStopRow("30.0.2.3\01441756800\0");
ResultScanner scanner = table.getScanner(s);
long rows = 0;
try {
for (Result rr = scanner.next(); rr != null; rr = scanner.next()) {
rows++;
}
} finally {
scanner.close();
}
System.out.println("Total no of rows = " + rows);
When I run over the code with cacheRows = 100 or 10000, it prints the total number of lines = 480000
When I run over the code with cacheRows = 100000, it prints the Total number of lines = 10090
cacheRows = 10083 fingerprints 480000
cacheRows = 10084 prints 191595
cacheRows = 10085 fingerprints 20169
cacheRows = 10086 fingerprints 20170
cacheRows = 10087 fingerprints 20171
cacheRows = 10088 fingerprints 20172
cacheRows = 10089 fingerprints 20173
cacheRows = 10090 prints 20174
cacheRows> = 10091 prints 10090
source
share