Package org.eigenbase.sql2rel

Examples of org.eigenbase.sql2rel.SqlToRelConverter

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      node = parser.parseStmt();
    } catch (SqlParseException e) {
      throw new RuntimeException("parse failed", e);
    }

    SqlToRelConverter sqlToRelConverter2 =
        getSqlToRelConverter(getSqlValidator(), catalogReader);

    materialization.queryRel =
        sqlToRelConverter2.convertQuery(node, true, true);

    // Identify and substitute a StarTable in queryRel.
    //
    // It is possible that no StarTables match. That is OK, but the
    // materialization patterns that are recognized will not be as rich.
    //
    // It is possible that more than one StarTable matches. TBD: should we
    // take the best (whatever that means), or all of them?
    useStar(schema, materialization);

    RelOptTable table =
        this.catalogReader.getTable(materialization.materializedTable.path());
    materialization.tableRel = sqlToRelConverter2.toRel(table);
  }
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  public RelNode convert(SqlNode sql) throws RelConversionException {
    ensure(State.STATE_4_VALIDATED);
    assert validatedSqlNode != null;
    this.sqlToRelConverter =
        new SqlToRelConverter(
            new ViewExpanderImpl(), validator, createCatalogReader(), planner,
            createRexBuilder(), convertletTable);
    sqlToRelConverter.setTrimUnusedFields(false);
    sqlToRelConverter.enableTableAccessConversion(false);
    rel = sqlToRelConverter.convertQuery(validatedSqlNode, false, true);
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          createCatalogReader().withSchemaPath(schemaPath);
      SqlValidator validator = new OptiqSqlValidator(
          operatorTable, catalogReader, typeFactory);
      SqlNode validatedSqlNode = validator.validate(sqlNode);

      SqlToRelConverter sqlToRelConverter = new SqlToRelConverter(
          null, validator, catalogReader, planner,
          createRexBuilder(), convertletTable);
      sqlToRelConverter.setTrimUnusedFields(false);

      return sqlToRelConverter.convertQuery(validatedSqlNode, true, false);
    }
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            typeFactory,
            context.getRootSchema(),
            null,
            new HepPlanner(new HepProgramBuilder().build()),
            EnumerableConvention.INSTANCE);
    final SqlToRelConverter converter =
        preparingStmt.getSqlToRelConverter(validator, catalogReader);
    final RelNode relNode = converter.convertQuery(sqlNode1, false, true);
    return new ConvertResult(this, validator, sql, sqlNode1,
        validator.getValidatedNodeType(sqlNode1), relNode);
  }
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    @Override
    protected SqlToRelConverter getSqlToRelConverter(
        SqlValidator validator,
        CatalogReader catalogReader) {
      SqlToRelConverter sqlToRelConverter =
          new SqlToRelConverter(
              this, validator, catalogReader, planner, rexBuilder,
              StandardConvertletTable.INSTANCE);
      sqlToRelConverter.setTrimUnusedFields(true);
      return sqlToRelConverter;
    }
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      final CatalogReader catalogReader =
          this.catalogReader.withSchemaPath(schemaPath);
      SqlValidator validator = createSqlValidator(catalogReader);
      SqlNode sqlNode1 = validator.validate(sqlNode);

      SqlToRelConverter sqlToRelConverter =
          getSqlToRelConverter(validator, catalogReader);
      RelNode relNode =
          sqlToRelConverter.convertQuery(sqlNode1, true, false);

      --expansionDepth;
      return relNode;
    }
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      node = parser.parseStmt();
    } catch (SqlParseException e) {
      throw new RuntimeException("parse failed", e);
    }

    SqlToRelConverter sqlToRelConverter2 =
        getSqlToRelConverter(getSqlValidator(), catalogReader);

    materialization.queryRel =
        sqlToRelConverter2.convertQuery(node, true, true);

    // Identify and substitute a StarTable in queryRel.
    //
    // It is possible that no StarTables match. That is OK, but the
    // materialization patterns that are recognized will not be as rich.
    //
    // It is possible that more than one StarTable matches. TBD: should we
    // take the best (whatever that means), or all of them?
    useStar(schema, materialization);

    RelOptTable table =
        this.catalogReader.getTable(materialization.materializedTable.path());
    materialization.tableRel = sqlToRelConverter2.toRel(table);
  }
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      node = parser.parseStmt();
    } catch (SqlParseException e) {
      throw new RuntimeException("parse failed", e);
    }

    SqlToRelConverter sqlToRelConverter2 =
        getSqlToRelConverter(getSqlValidator(), catalogReader);

    materialization.queryRel =
        sqlToRelConverter2.convertQuery(node, true, true);

    // Identify and substitute a StarTable in queryRel.
    //
    // It is possible that no StarTables match. That is OK, but the
    // materialization patterns that are recognized will not be as rich.
    //
    // It is possible that more than one StarTable matches. TBD: should we
    // take the best (whatever that means), or all of them?
    useStar(schema, materialization);

    RelOptTable table =
        this.catalogReader.getTable(materialization.materializedTable.path());
    materialization.tableRel = sqlToRelConverter2.toRel(table);
  }
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            typeFactory,
            context.getRootSchema(),
            null,
            new HepPlanner(new HepProgramBuilder().build()),
            EnumerableConvention.INSTANCE);
    final SqlToRelConverter converter =
        preparingStmt.getSqlToRelConverter(validator, catalogReader);
    final RelNode relNode = converter.convertQuery(sqlNode1, false, true);
    return new ConvertResult(this, validator, sql, sqlNode1,
        validator.getValidatedNodeType(sqlNode1), relNode);
  }
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    @Override
    protected SqlToRelConverter getSqlToRelConverter(
        SqlValidator validator,
        CatalogReader catalogReader) {
      SqlToRelConverter sqlToRelConverter =
          new SqlToRelConverter(
              this, validator, catalogReader, planner, rexBuilder,
              StandardConvertletTable.INSTANCE);
      sqlToRelConverter.setTrimUnusedFields(true);
      return sqlToRelConverter;
    }
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Related Classes of org.eigenbase.sql2rel.SqlToRelConverter

  • net.hydromatic.optiq.ModifiableTable
  • net.hydromatic.optiq.prepare.OptiqMaterializer
  • net.hydromatic.optiq.prepare.OptiqPrepareImpl
  • net.hydromatic.optiq.prepare.OptiqPrepareImpl$OptiqPreparingStmt
  • net.hydromatic.optiq.prepare.PlannerImpl
  • net.hydromatic.optiq.prepare.PlannerImpl$ViewExpanderImpl
  • net.hydromatic.optiq.prepare.Prepare
  • net.hydromatic.optiq.TranslatableTable
  • java.lang.reflect.Type
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