Package com.facebook.presto.sql.planner

Examples of com.facebook.presto.sql.planner.Symbol

209
210
211
212
213
214
215
216
217
218
219
            PlanNode source = planRewriter.rewrite(node.getSource(), context);

            ImmutableList.Builder<Symbol> symbols = ImmutableList.builder();
            ImmutableMap.Builder<Symbol, SortItem.Ordering> orderings = ImmutableMap.builder();
            for (Symbol symbol : node.getOrderBy()) {
                Symbol canonical = canonicalize(symbol);
                symbols.add(canonical);
                orderings.put(canonical, node.getOrderings().get(symbol));
            }

            return new TopNNode(node.getId(), source, node.getCount(), symbols.build(), orderings.build(), node.isPartial());
View Full Code Here
225
226
227
228
229
230
231
232
233
234
235
            PlanNode source = planRewriter.rewrite(node.getSource(), context);

            ImmutableList.Builder<Symbol> symbols = ImmutableList.builder();
            ImmutableMap.Builder<Symbol, SortItem.Ordering> orderings = ImmutableMap.builder();
            for (Symbol symbol : node.getOrderBy()) {
                Symbol canonical = canonicalize(symbol);
                symbols.add(canonical);
                orderings.put(canonical, node.getOrderings().get(symbol));
            }

            return new SortNode(node.getId(), source, symbols.build(), orderings.build());
View Full Code Here
270
271
272
273
274
275
276
277
278
279
280
            mapping.put(symbol, canonical);
        }

        private Symbol canonicalize(Symbol symbol)
        {
            Symbol canonical = symbol;
            while (mapping.containsKey(canonical)) {
                canonical = mapping.get(canonical);
            }
            return canonical;
        }
View Full Code Here
284
285
286
287
288
289
290
291
292
293
            return ExpressionTreeRewriter.rewriteWith(new ExpressionRewriter<Void>()
            {
                @Override
                public Expression rewriteQualifiedNameReference(QualifiedNameReference node, Void context, ExpressionTreeRewriter<Void> treeRewriter)
                {
                    Symbol canonical = canonicalize(Symbol.fromQualifiedName(node.getName()));
                    return new QualifiedNameReference(canonical.toQualifiedName());
                }
            }, value);
        }
View Full Code Here
267
268
269
270
271
272
273
274
275
276
277
278
279
                        boolean alignedComparison = Iterables.all(DependencyExtractor.extractUnique(equality.getLeft()), in(node.getLeft().getOutputSymbols()));
                        Expression leftExpression = (alignedComparison) ? equality.getLeft() : equality.getRight();
                        Expression rightExpression = (alignedComparison) ? equality.getRight() : equality.getLeft();

                        Symbol leftSymbol = symbolAllocator.newSymbol(leftExpression, extractType(leftExpression));
                        leftProjections.put(leftSymbol, leftExpression);
                        Symbol rightSymbol = symbolAllocator.newSymbol(rightExpression, extractType(rightExpression));
                        rightProjections.put(rightSymbol, rightExpression);

                        builder.add(new JoinNode.EquiJoinClause(leftSymbol, rightSymbol));
                    }
View Full Code Here
140
141
142
143
144
145
146
147
148
149
150
                    .addAll(node.getGroupBy());

            ImmutableMap.Builder<Symbol, FunctionHandle> functions = ImmutableMap.builder();
            ImmutableMap.Builder<Symbol, FunctionCall> functionCalls = ImmutableMap.builder();
            for (Map.Entry<Symbol, FunctionCall> entry : node.getAggregations().entrySet()) {
                Symbol symbol = entry.getKey();

                if (expectedOutputs.contains(symbol)) {
                    FunctionCall call = entry.getValue();
                    expectedInputs.addAll(DependencyExtractor.extractUnique(call));
View Full Code Here
167
168
169
170
171
172
173
174
175
176
177
                    .addAll(node.getOrderBy());

            ImmutableMap.Builder<Symbol, FunctionHandle> functions = ImmutableMap.builder();
            ImmutableMap.Builder<Symbol, FunctionCall> functionCalls = ImmutableMap.builder();
            for (Map.Entry<Symbol, FunctionCall> entry : node.getWindowFunctions().entrySet()) {
                Symbol symbol = entry.getKey();

                if (expectedOutputs.contains(symbol)) {
                    FunctionCall call = entry.getValue();
                    expectedInputs.addAll(DependencyExtractor.extractUnique(call));
View Full Code Here
226
227
228
229
230
231
232
233
234
235
236
        {
            ImmutableSet.Builder<Symbol> expectedInputs = ImmutableSet.builder();

            ImmutableMap.Builder<Symbol, Expression> builder = ImmutableMap.builder();
            for (int i = 0; i < node.getOutputSymbols().size(); i++) {
                Symbol output = node.getOutputSymbols().get(i);
                Expression expression = node.getExpressions().get(i);

                if (expectedOutputs.contains(output)) {
                    expectedInputs.addAll(DependencyExtractor.extractUnique(expression));
                    builder.put(output, expression);
View Full Code Here
142
143
144
145
146
147
148
149
150
151
152
        // translate assignments from column->value to symbol->value
        ImmutableMap.Builder<Symbol, Object> assignments = ImmutableMap.builder();
        for (Map.Entry<ColumnHandle, Object> entry : partition.getKeys().entrySet()) {
            ColumnHandle columnHandle = entry.getKey();
            if (columnToSymbol.containsKey(columnHandle)) {
                Symbol symbol = columnToSymbol.get(columnHandle);
                assignments.put(symbol, entry.getValue());
            }
        }

        LookupSymbolResolver inputs = new LookupSymbolResolver(assignments.build());
View Full Code Here
68
69
70
71
72
73
74
75
76
77
78
    public RemoteTask createTableScanTask(Node newNode, List<Split> splits)
    {
        ConnectorSession session = new ConnectorSession("user", "source", "catalog", "schema", UTC_KEY, Locale.ENGLISH, "address", "agent");
        TaskId taskId = new TaskId(new StageId("test", "1"), "1");
        Symbol symbol = new Symbol("column");
        PlanNodeId tableScanNodeId = new PlanNodeId("test");
        PlanNodeId sourceId = new PlanNodeId("sourceId");
        PlanFragment testFragment = new PlanFragment(
                new PlanFragmentId("test"),
                new TableScanNode(
View Full Code Here
TOP

Related Classes of com.facebook.presto.sql.planner.Symbol

  • com.facebook.presto.execution.MockRemoteTaskFactory
  • com.facebook.presto.execution.TestSqlStageExecution
  • com.facebook.presto.execution.TestSqlTaskExecution
  • com.facebook.presto.execution.TestSqlTaskManager
  • com.facebook.presto.split.ExpressionUtil
  • com.facebook.presto.split.SplitManager
  • com.facebook.presto.split.TestNativeSplitManager
  • com.facebook.presto.sql.planner.optimizations.CountConstantOptimizer$Rewriter
  • com.facebook.presto.sql.planner.optimizations.LimitPushDown$Rewriter
  • com.facebook.presto.sql.planner.optimizations.MaterializeSamplePullUp$Rewriter
    • Copyright © 2018 www.massapicom. All rights reserved.
    All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.