Package org.apache.phoenix.jdbc

Examples of org.apache.phoenix.jdbc.PhoenixStatement

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    private final PhoenixConnection connection;
    private final StatementContext context; // bogus context

    public PostDDLCompiler(PhoenixConnection connection) {
        this.connection = connection;
        this.context = new StatementContext(new PhoenixStatement(connection));
    }
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                                        ? tableRef.getTable().getColumnFamily(tableName).getColumn(colName)
                                        : tableRef.getTable().getColumn(colName);
                                return new ColumnRef(tableRef, column.getPosition());
                            }
                        };
                        PhoenixStatement statement = new PhoenixStatement(connection);
                        StatementContext context = new StatementContext(statement, resolver, scan, new SequenceManager(statement));
                        ScanUtil.setTimeRange(scan, timestamp);
                        if (emptyCF != null) {
                            scan.setAttribute(BaseScannerRegionObserver.EMPTY_CF, emptyCF);
                        }
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        Preconditions.checkNotNull(this.phoenixConfiguration);
        Connection connection = null;
        try {
            connection = this.phoenixConfiguration.getConnection();
            final Statement  statement = connection.createStatement();
            final PhoenixStatement pstmt = statement.unwrap(PhoenixStatement.class);
            final QueryPlan queryPlan = pstmt.compileQuery(selectStatement);
            isValidStatement(queryPlan);
            final String tableName = queryPlan.getTableRef().getTable().getName().getString();
            final List<? extends ColumnProjector> projectedColumns = queryPlan.getProjector().getColumnProjectors();
            final List<String> columns = Lists.transform(projectedColumns,
                                                            new Function<ColumnProjector,String>() {
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    Connection connection = null;
    List<ColumnInfo> columnInfos = null;
        try {
            connection = this.phoenixConfiguration.getConnection();
            final Statement  statement = connection.createStatement();
            final PhoenixStatement pstmt = statement.unwrap(PhoenixStatement.class);
            final QueryPlan queryPlan = pstmt.compileQuery(sqlQuery);
            final List<? extends ColumnProjector> projectedColumns = queryPlan.getProjector().getColumnProjectors();
            columnInfos = Lists.newArrayListWithCapacity(projectedColumns.size());
            columnInfos = Lists.transform(projectedColumns, new Function<ColumnProjector,ColumnInfo>() {
              @Override
        public ColumnInfo apply(final ColumnProjector columnProjector) {
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            try{
                final Connection connection = getConnection();
                final String selectStatement = getConf().getSelectStatement();
                Preconditions.checkNotNull(selectStatement);
                final Statement statement = connection.createStatement();
                final PhoenixStatement pstmt = statement.unwrap(PhoenixStatement.class);
                this.queryPlan = pstmt.compileQuery(selectStatement);
            } catch(Exception exception) {
                LOG.error(String.format("Failed to get the query plan with error [%s]",exception.getMessage()));
                throw new RuntimeException(exception);
            }
        }
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        String query = "select count(*) from start_stop_test where pk >= 'EA' and pk < 'EZ'";
        props.setProperty(PhoenixRuntime.CURRENT_SCN_ATTRIB, Long.toString(ts + 2));
        conn = DriverManager.getConnection(getUrl(), props);
        Statement statement = conn.createStatement();
        statement.execute(query);
        PhoenixStatement pstatement = statement.unwrap(PhoenixStatement.class);
        List<KeyRange>splits = pstatement.getQueryPlan().getSplits();
        assertTrue(splits.size() > 0);
    }
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                throw new UnsupportedOperationException();
            }
           
        };
        PhoenixConnection connection = DriverManager.getConnection(getUrl(), PropertiesUtil.deepCopy(TEST_PROPERTIES)).unwrap(PhoenixConnection.class);
        PhoenixStatement statement = new PhoenixStatement(connection);
        StatementContext context = new StatementContext(statement, resolver, scan, new SequenceManager(statement));
        context.setScanRanges(scanRanges);
        SkipRangeParallelIteratorRegionSplitter splitter = SkipRangeParallelIteratorRegionSplitter.getInstance(context, tableRef, HintNode.EMPTY_HINT_NODE);
        List<KeyRange> keyRanges = splitter.getSplits();
        Collections.sort(keyRanges, new Comparator<KeyRange>() {
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        conn.createStatement().execute("CREATE SEQUENCE seq.perf START WITH 3 INCREMENT BY 2");       
    conn.createStatement().execute("CREATE TABLE t (k INTEGER NOT NULL PRIMARY KEY, v1 VARCHAR, v2 VARCHAR) IMMUTABLE_ROWS=true");
        nextConnection();
        conn.createStatement().execute("CREATE INDEX idx ON t(v1) INCLUDE (v2)");
        nextConnection();
        PhoenixStatement stmt = conn.createStatement().unwrap(PhoenixStatement.class);
        stmt.optimizeQuery("SELECT k, NEXT VALUE FOR seq.perf FROM t WHERE v1 = 'bar'");
  }
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    private static List<KeyRange> getSplits(Connection conn, long ts, final Scan scan)
            throws SQLException {
        TableRef tableRef = getTableRef(conn, ts);
        PhoenixConnection pconn = conn.unwrap(PhoenixConnection.class);
        final List<HRegionLocation> regions =  pconn.getQueryServices().getAllTableRegions(tableRef.getTable().getPhysicalName().getBytes());
        PhoenixStatement statement = new PhoenixStatement(pconn);
        StatementContext context = new StatementContext(statement, null, scan, new SequenceManager(statement));
        DefaultParallelIteratorRegionSplitter splitter = new DefaultParallelIteratorRegionSplitter(context, tableRef, HintNode.EMPTY_HINT_NODE) {
            @Override
            protected List<HRegionLocation> getAllRegions() throws SQLException {
                return DefaultParallelIteratorRegionSplitter.filterRegions(regions, scan.getStartRow(), scan.getStopRow());
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            super(connection, tableRef);
        }
       
        @Override
        protected MutationState mutate(PhoenixConnection connection, ResultIterator iterator) throws SQLException {
            PhoenixStatement statement = new PhoenixStatement(connection);
            return deleteRows(statement, tableRef, iterator, projector);
        }
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Related Classes of org.apache.phoenix.jdbc.PhoenixStatement

  • org.apache.phoenix.compile.ColumnResolver
  • org.apache.phoenix.compile.CreateIndexCompiler
  • org.apache.phoenix.compile.CreateSequenceCompiler
  • org.apache.phoenix.compile.CreateTableCompiler
  • org.apache.phoenix.compile.DeleteCompiler
  • org.apache.phoenix.compile.DeleteCompiler$DeletingParallelIteratorFactory
  • org.apache.phoenix.compile.DropSequenceCompiler
  • org.apache.phoenix.compile.ExplainPlan
  • org.apache.phoenix.compile.JoinQueryCompilerTest
  • org.apache.phoenix.compile.MutationPlan
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