Java Code Examples for org.apache.kylin.dict.lookup.SnapshotTable#getReader()

The following examples show how to use org.apache.kylin.dict.lookup.SnapshotTable#getReader() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: ITSnapshotManagerTest.java    From kylin-on-parquet-v2 with Apache License 2.0 5 votes vote down vote up 
@Test
public void basicTest() throws Exception {
    String tableName = "EDW.TEST_SITES";
    TableDesc tableDesc = TableMetadataManager.getInstance(getTestConfig()).getTableDesc(tableName, "default");
    IReadableTable hiveTable = SourceManager.createReadableTable(tableDesc, null);
    String snapshotPath = snapshotMgr.buildSnapshot(hiveTable, tableDesc, getTestConfig()).getResourcePath();

    snapshotMgr.wipeoutCache();

    SnapshotTable snapshot = snapshotMgr.getSnapshotTable(snapshotPath);

    // compare hive & snapshot
    TableReader hiveReader = hiveTable.getReader();
    TableReader snapshotReader = snapshot.getReader();

    while (true) {
        boolean hiveNext = hiveReader.next();
        boolean snapshotNext = snapshotReader.next();
        assertEquals(hiveNext, snapshotNext);

        if (hiveNext == false)
            break;

        String[] hiveRow = hiveReader.getRow();
        String[] snapshotRow = snapshotReader.getRow();
        assertArrayEquals(hiveRow, snapshotRow);
    }
}
Example 2
Source File: ITSnapshotManagerTest.java    From kylin with Apache License 2.0 5 votes vote down vote up 
@Test
public void basicTest() throws Exception {
    String tableName = "EDW.TEST_SITES";
    TableDesc tableDesc = TableMetadataManager.getInstance(getTestConfig()).getTableDesc(tableName, "default");
    IReadableTable hiveTable = SourceManager.createReadableTable(tableDesc, null);
    String snapshotPath = snapshotMgr.buildSnapshot(hiveTable, tableDesc, getTestConfig()).getResourcePath();

    snapshotMgr.wipeoutCache();

    SnapshotTable snapshot = snapshotMgr.getSnapshotTable(snapshotPath);

    // compare hive & snapshot
    TableReader hiveReader = hiveTable.getReader();
    TableReader snapshotReader = snapshot.getReader();

    while (true) {
        boolean hiveNext = hiveReader.next();
        boolean snapshotNext = snapshotReader.next();
        assertEquals(hiveNext, snapshotNext);

        if (hiveNext == false)
            break;

        String[] hiveRow = hiveReader.getRow();
        String[] snapshotRow = snapshotReader.getRow();
        assertArrayEquals(hiveRow, snapshotRow);
    }
}
Example 3
Source File: SnapshotManagerTest.java    From Kylin with Apache License 2.0 5 votes vote down vote up 
@Test
public void basicTest() throws Exception {
    String tableName = "EDW.TEST_SITES";
    HiveTable hiveTable = new HiveTable(MetadataManager.getInstance(getTestConfig()), tableName);
    TableDesc tableDesc = MetadataManager.getInstance(getTestConfig()).getTableDesc(tableName);
    String snapshotPath = snapshotMgr.buildSnapshot(hiveTable, tableDesc).getResourcePath();

    snapshotMgr.wipeoutCache();

    SnapshotTable snapshot = snapshotMgr.getSnapshotTable(snapshotPath);

    // compare hive & snapshot
    TableReader hiveReader = hiveTable.getReader();
    TableReader snapshotReader = snapshot.getReader();

    while (true) {
        boolean hiveNext = hiveReader.next();
        boolean snapshotNext = snapshotReader.next();
        assertEquals(hiveNext, snapshotNext);

        if (hiveNext == false)
            break;

        String[] hiveRow = hiveReader.getRow();
        String[] snapshotRow = snapshotReader.getRow();
        assertArrayEquals(hiveRow, snapshotRow);
    }
}