Package org.voltdb.catalog

Examples of org.voltdb.catalog.Column

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        Table t = getTable(tableName);
        VoltTable.ColumnInfo[] vtCols = new VoltTable.ColumnInfo[t.getColumns().size()];
        Iterator<Column> iCols = t.getColumns().iterator();
        while (iCols.hasNext())
        {
            Column c = iCols.next();
            vtCols[c.getIndex()] = new VoltTable.ColumnInfo(c.getName(), VoltType.get((byte) c.getType()));
        }

        return new VoltTable(vtCols);
    }
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                {
                    iColPrev = iColCur;
                    iTblPrev = iTblCur;

                    String sColName = (String) m_tblColView.getModel().getValueAt(iColCur, 0);
                    Column col = getSelectedColumn(sColName);
                    RandomDistributionEditorManager.display(m_paneColEdit, col);
                }
            }

            private Column getSelectedColumn(String sColName)
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        info = this.generateInfo(clone_catalogContext);
        TimeIntervalCostModel<SingleSitedCostModel> costModel = new TimeIntervalCostModel<SingleSitedCostModel>(clone_catalogContext, SingleSitedCostModel.class, 10);
        costModel.setCachingEnabled(true);
       
        Table catalog_tbl = this.getTable(clone_db, TM1Constants.TABLENAME_SUBSCRIBER);
        Column target_col = this.getColumn(catalog_tbl, "S_ID");
        Collection<VerticalPartitionColumn> candidates = VerticalPartitionerUtil.generateCandidates(target_col, info.stats);
        assertNotNull(candidates);
        assertFalse(candidates.isEmpty());
        VerticalPartitionColumn vpc = CollectionUtil.first(candidates);
        assertNotNull(vpc);
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        info = this.generateInfo(clone_catalogContext);
        SingleSitedCostModel costModel = new SingleSitedCostModel(clone_catalogContext);
        costModel.setCachingEnabled(true);
       
        Table catalog_tbl = this.getTable(clone_db, TM1Constants.TABLENAME_SUBSCRIBER);
        Column target_col = this.getColumn(catalog_tbl, "S_ID");
        Collection<VerticalPartitionColumn> candidates = VerticalPartitionerUtil.generateCandidates(target_col, info.stats);
        assertNotNull(candidates);
        assertFalse(candidates.isEmpty());
        VerticalPartitionColumn vpc = CollectionUtil.first(candidates);
        assertNotNull(vpc);
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        CatalogContext clone_catalogContext = new CatalogContext(clone_db.getCatalog());
        PartitionEstimator p_estimator = new PartitionEstimator(clone_catalogContext);
        info = this.generateInfo(clone_catalogContext);
       
        Table catalog_tbl = this.getTable(clone_db, TM1Constants.TABLENAME_SUBSCRIBER);
        Column target_col = this.getColumn(catalog_tbl, "S_ID");
        Collection<VerticalPartitionColumn> candidates = VerticalPartitionerUtil.generateCandidates(target_col, info.stats);
        assertNotNull(candidates);
        assertFalse(candidates.isEmpty());
        VerticalPartitionColumn vpc = CollectionUtil.first(candidates);
        assertNotNull(vpc);
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        Database clone_db = CatalogCloner.cloneDatabase(catalog_db);
        CatalogContext clone_catalogContext = new CatalogContext(clone_db.getCatalog());
        info = this.generateInfo(clone_catalogContext);
       
        Table catalog_tbl = this.getTable(clone_db, TM1Constants.TABLENAME_SUBSCRIBER);
        Column target_col = this.getColumn(catalog_tbl, "S_ID");
        Collection<VerticalPartitionColumn> candidates = VerticalPartitionerUtil.generateCandidates(target_col, info.stats);
        assertNotNull(candidates);
        assertFalse(candidates.isEmpty());
        VerticalPartitionColumn vpc = CollectionUtil.first(candidates);
        assertNotNull(vpc);
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        Table catalog_tbl = this.getTable(TM1Constants.TABLENAME_SUBSCRIBER);
        if (CatalogUtil.getVerticalPartition(catalog_tbl) != null) {
            catalog_tbl.getViews().clear();
            assert(catalog_tbl.getViews().isEmpty());
        }
        Column catalog_cols[] = {
            this.getColumn(catalog_tbl, "S_ID"),
//            this.getColumn(catalog_tbl, "SUB_NBR"),
//            this.getColumn(catalog_tbl, "VLR_LOCATION"),
        };
        Set<VerticalPartitionColumn> candidates = new HashSet<VerticalPartitionColumn>();
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    /**
     * testGenerateCandidates
     */
    public void testGenerateCandidates() throws Exception {
        Table catalog_tbl = this.getTable(TM1Constants.TABLENAME_SUBSCRIBER);
        Column target_col = this.getColumn(catalog_tbl, "S_ID");
       
        Collection<VerticalPartitionColumn> candidates = VerticalPartitionerUtil.generateCandidates(target_col, info.stats);
        assertNotNull(candidates);
        assertFalse(candidates.isEmpty());
        VerticalPartitionColumn vpc = CollectionUtil.first(candidates);
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    /**
     * testGenerateCandidatesAllColumns
     */
    public void testGenerateCandidatesAllColumns() throws Exception {
        Table catalog_tbl = this.getTable(TM1Constants.TABLENAME_SUBSCRIBER);
        Column target_col = catalog_tbl.getPartitioncolumn();
        assertNotNull(target_col);
       
        for (Column catalog_col : catalog_tbl.getColumns()) {
            Collection<VerticalPartitionColumn> candidates = VerticalPartitionerUtil.generateCandidates(catalog_col, info.stats);
            assertEquals(candidates.toString(), catalog_col.equals(target_col), candidates.size() > 0);
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        {
            data = new Object[cols.length][3];

            for (int i = 0; i < cols.length; i++)
            {
                Column c = cols[i];

                data[i][0] = c.getName();
                String voltType = VoltType.get((byte) c.getType()).toString(); // form:
                // VoltType.xxx
                int posDot = voltType.indexOf(".");
                String typeName = voltType.substring(posDot + 1);
                data[i][1] = typeName;
                Column referredC = TableEnv.getReferredColumn(c);
                data[i][2] = referredC == null ? " " : referredC.getParent().getName() + " [" + referredC.getName()
                        + "]";
            }
        }
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