本文整理匯總了Java中org.apache.hadoop.hbase.HColumnDescriptor.setTimeToLive方法的典型用法代碼示例。如果您正苦於以下問題：Java HColumnDescriptor.setTimeToLive方法的具體用法？Java HColumnDescriptor.setTimeToLive怎麽用？Java HColumnDescriptor.setTimeToLive使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類org.apache.hadoop.hbase.HColumnDescriptor的用法示例。
在下文中一共展示了HColumnDescriptor.setTimeToLive方法的4個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Java代碼示例。
示例1: createWriteTable
import org.apache.hadoop.hbase.HColumnDescriptor; //導入方法依賴的package包/類
private void createWriteTable(int numberOfServers) throws IOException {
int numberOfRegions = (int)(numberOfServers * regionsLowerLimit);
LOG.info("Number of live regionservers: " + numberOfServers + ", "
+ "pre-splitting the canary table into " + numberOfRegions + " regions "
+ "(current lower limi of regions per server is " + regionsLowerLimit
+ " and you can change it by config: "
+ HConstants.HBASE_CANARY_WRITE_PERSERVER_REGIONS_LOWERLIMIT_KEY + " )");
HTableDescriptor desc = new HTableDescriptor(writeTableName);
HColumnDescriptor family = new HColumnDescriptor(CANARY_TABLE_FAMILY_NAME);
family.setMaxVersions(1);
family.setTimeToLive(writeDataTTL);
desc.addFamily(family);
byte[][] splits = new RegionSplitter.HexStringSplit().split(numberOfRegions);
admin.createTable(desc, splits);
}
示例2: prepareData
import org.apache.hadoop.hbase.HColumnDescriptor; //導入方法依賴的package包/類
private Store prepareData() throws IOException {
HBaseAdmin admin = TEST_UTIL.getHBaseAdmin();
if (admin.tableExists(tableName)) {
admin.disableTable(tableName);
admin.deleteTable(tableName);
}
HTableDescriptor desc = new HTableDescriptor(tableName);
desc.setConfiguration(DefaultStoreEngine.DEFAULT_COMPACTION_POLICY_CLASS_KEY,
FIFOCompactionPolicy.class.getName());
desc.setConfiguration(HConstants.HBASE_REGION_SPLIT_POLICY_KEY,
DisabledRegionSplitPolicy.class.getName());
HColumnDescriptor colDesc = new HColumnDescriptor(family);
colDesc.setTimeToLive(1); // 1 sec
desc.addFamily(colDesc);
admin.createTable(desc);
Table table = TEST_UTIL.getConnection().getTable(tableName);
Random rand = new Random();
TimeOffsetEnvironmentEdge edge =
(TimeOffsetEnvironmentEdge) EnvironmentEdgeManager.getDelegate();
for (int i = 0; i < 10; i++) {
for (int j = 0; j < 10; j++) {
byte[] value = new byte[128 * 1024];
rand.nextBytes(value);
table.put(new Put(Bytes.toBytes(i * 10 + j)).addColumn(family, qualifier, value));
}
admin.flush(tableName);
edge.increment(1001);
}
return getStoreWithName(tableName);
}
示例3: testSanityCheckMinVersion
import org.apache.hadoop.hbase.HColumnDescriptor; //導入方法依賴的package包/類
@Test
public void testSanityCheckMinVersion() throws Exception
{
Configuration conf = TEST_UTIL.getConfiguration();
conf.setInt(HStore.BLOCKING_STOREFILES_KEY, 10000);
TEST_UTIL.startMiniCluster(1);
HBaseAdmin admin = TEST_UTIL.getHBaseAdmin();
String tableName = this.tableName.getNameAsString()+"-MinVersion";
if (admin.tableExists(tableName)) {
admin.disableTable(tableName);
admin.deleteTable(tableName);
}
HTableDescriptor desc = new HTableDescriptor(tableName);
desc.setConfiguration(DefaultStoreEngine.DEFAULT_COMPACTION_POLICY_CLASS_KEY,
FIFOCompactionPolicy.class.getName());
desc.setConfiguration(HConstants.HBASE_REGION_SPLIT_POLICY_KEY,
DisabledRegionSplitPolicy.class.getName());
HColumnDescriptor colDesc = new HColumnDescriptor(family);
colDesc.setTimeToLive(1); // 1 sec
colDesc.setMinVersions(1);
desc.addFamily(colDesc);
try{
admin.createTable(desc);
Assert.fail();
}catch(Exception e){
}finally{
TEST_UTIL.shutdownMiniCluster();
}
}
示例4: testSanityCheckBlockingStoreFiles
import org.apache.hadoop.hbase.HColumnDescriptor; //導入方法依賴的package包/類
@Test
public void testSanityCheckBlockingStoreFiles() throws Exception
{
Configuration conf = TEST_UTIL.getConfiguration();
conf.setInt(HStore.BLOCKING_STOREFILES_KEY, 10);
TEST_UTIL.startMiniCluster(1);
HBaseAdmin admin = TEST_UTIL.getHBaseAdmin();
String tableName = this.tableName.getNameAsString()+"-MinVersion";
if (admin.tableExists(tableName)) {
admin.disableTable(tableName);
admin.deleteTable(tableName);
}
HTableDescriptor desc = new HTableDescriptor(tableName);
desc.setConfiguration(DefaultStoreEngine.DEFAULT_COMPACTION_POLICY_CLASS_KEY,
FIFOCompactionPolicy.class.getName());
desc.setConfiguration(HConstants.HBASE_REGION_SPLIT_POLICY_KEY,
DisabledRegionSplitPolicy.class.getName());
HColumnDescriptor colDesc = new HColumnDescriptor(family);
colDesc.setTimeToLive(1); // 1 sec
desc.addFamily(colDesc);
try{
admin.createTable(desc);
Assert.fail();
}catch(Exception e){
}finally{
TEST_UTIL.shutdownMiniCluster();
}
}