Ejemplo n.º 1
0
  static void compileSingleStmtProcedure(
      VoltCompiler compiler,
      HSQLInterface hsql,
      DatabaseEstimates estimates,
      Catalog catalog,
      Database db,
      ProcedureDescriptor procedureDescriptor)
      throws VoltCompiler.VoltCompilerException {
    final String className = procedureDescriptor.m_className;
    if (className.indexOf('@') != -1) {
      throw compiler.new VoltCompilerException("User procedure names can't contain \"@\".");
    }

    // get the short name of the class (no package if a user procedure)
    // use the Table.<builtin> name (allowing the period) if builtin.
    String shortName = className;
    if (procedureDescriptor.m_builtInStmt == false) {
      String[] parts = className.split("\\.");
      shortName = parts[parts.length - 1];
    }

    // add an entry to the catalog (using the full className)
    final Procedure procedure = db.getProcedures().add(shortName);
    for (String groupName : procedureDescriptor.m_authGroups) {
      final Group group = db.getGroups().get(groupName);
      if (group == null) {
        throw compiler
        .new VoltCompilerException(
            "Procedure "
                + className
                + " allows access by a role "
                + groupName
                + " that does not exist");
      }
      final GroupRef groupRef = procedure.getAuthgroups().add(groupName);
      groupRef.setGroup(group);
    }
    procedure.setClassname(className);
    // sysprocs don't use the procedure compiler
    procedure.setSystemproc(false);
    procedure.setDefaultproc(procedureDescriptor.m_builtInStmt);
    procedure.setHasjava(false);

    // get the annotation
    // first try to get one that has been passed from the compiler
    ProcInfoData info = compiler.getProcInfoOverride(shortName);
    // then check for the usual one in the class itself
    // and create a ProcInfo.Data instance for it
    if (info == null) {
      info = new ProcInfoData();
      if (procedureDescriptor.m_partitionString != null) {
        info.partitionInfo = procedureDescriptor.m_partitionString;
        info.singlePartition = true;
      }
    }
    assert (info != null);

    // ADD THE STATEMENT

    // add the statement to the catalog
    Statement catalogStmt = procedure.getStatements().add(VoltDB.ANON_STMT_NAME);

    // compile the statement
    StatementPartitioning partitioning =
        info.singlePartition ? StatementPartitioning.forceSP() : StatementPartitioning.forceMP();
    // default to FASTER detmode because stmt procs can't feed read output into writes
    StatementCompiler.compileFromSqlTextAndUpdateCatalog(
        compiler,
        hsql,
        catalog,
        db,
        estimates,
        catalogStmt,
        procedureDescriptor.m_singleStmt,
        procedureDescriptor.m_joinOrder,
        DeterminismMode.FASTER,
        partitioning);

    // if the single stmt is not read only, then the proc is not read only
    boolean procHasWriteStmts = (catalogStmt.getReadonly() == false);

    // set the read onlyness of a proc
    procedure.setReadonly(procHasWriteStmts == false);

    int seqs = catalogStmt.getSeqscancount();
    procedure.setHasseqscans(seqs > 0);

    // set procedure parameter types
    CatalogMap<ProcParameter> params = procedure.getParameters();
    CatalogMap<StmtParameter> stmtParams = catalogStmt.getParameters();

    // set the procedure parameter types from the statement parameter types
    int paramCount = 0;
    for (StmtParameter stmtParam : CatalogUtil.getSortedCatalogItems(stmtParams, "index")) {
      // name each parameter "param1", "param2", etc...
      ProcParameter procParam = params.add("param" + String.valueOf(paramCount));
      procParam.setIndex(stmtParam.getIndex());
      procParam.setIsarray(stmtParam.getIsarray());
      procParam.setType(stmtParam.getJavatype());
      paramCount++;
    }

    // parse the procinfo
    procedure.setSinglepartition(info.singlePartition);
    if (info.singlePartition) {
      parsePartitionInfo(compiler, db, procedure, info.partitionInfo);
      if (procedure.getPartitionparameter() >= params.size()) {
        String msg =
            "PartitionInfo parameter not a valid parameter for procedure: "
                + procedure.getClassname();
        throw compiler.new VoltCompilerException(msg);
      }
      // TODO: The planner does not currently validate that a single-statement plan declared as
      // single-partition correctly uses
      // the designated parameter as a partitioning filter, maybe some day.
      // In theory, the PartitioningForStatement would confirm the use of (only) a parameter as a
      // partition key --
      // or if the partition key was determined to be some other hard-coded constant (expression?)
      // it might display a warning
      // message that the passed parameter is assumed to be equal to that constant (expression).
    } else {
      if (partitioning.getCountOfIndependentlyPartitionedTables() == 1) {
        AbstractExpression statementPartitionExpression =
            partitioning.singlePartitioningExpressionForReport();
        if (statementPartitionExpression != null) {
          // The planner has uncovered an overlooked opportunity to run the statement SP.
          String msg = null;
          if (statementPartitionExpression instanceof ParameterValueExpression) {
            msg =
                "This procedure would benefit from setting the attribute 'partitioninfo="
                    + partitioning.getFullColumnName()
                    + ":"
                    + ((ParameterValueExpression) statementPartitionExpression).getParameterIndex()
                    + "'";
          } else {
            String valueDescription = null;
            Object partitionValue = partitioning.getInferredPartitioningValue();
            if (partitionValue == null) {
              // Statement partitioned on a runtime constant. This is likely to be cryptic, but
              // hopefully gets the idea across.
              valueDescription = "of " + statementPartitionExpression.explain("");
            } else {
              valueDescription =
                  partitionValue.toString(); // A simple constant value COULD have been a parameter.
            }
            msg =
                "This procedure would benefit from adding a parameter to be passed the value "
                    + valueDescription
                    + " and setting the attribute 'partitioninfo="
                    + partitioning.getFullColumnName()
                    + ":"
                    + paramCount
                    + "'";
          }
          compiler.addWarn(msg);
        }
      }
    }
  }
Ejemplo n.º 2
0
  static String generateProcedureRow(Procedure procedure) {
    StringBuilder sb = new StringBuilder();
    sb.append("<tr class='primaryrow'>");

    // column 1: procedure name
    String anchor = procedure.getTypeName().toLowerCase();
    sb.append(
        "<td style='white-space: nowrap'><i id='p-"
            + anchor
            + "--icon' class='icon-chevron-right'></i> <a href='#p-");
    sb.append(anchor).append("' id='p-").append(anchor).append("' class='togglex'>");
    sb.append(procedure.getTypeName());
    sb.append("</a></td>");

    // column 2: parameter types
    sb.append("<td>");
    List<ProcParameter> params =
        CatalogUtil.getSortedCatalogItems(procedure.getParameters(), "index");
    List<String> paramTypes = new ArrayList<String>();
    for (ProcParameter param : params) {
      String paramType = VoltType.get((byte) param.getType()).name();
      if (param.getIsarray()) {
        paramType += "[]";
      }
      paramTypes.add(paramType);
    }
    if (paramTypes.size() == 0) {
      sb.append("<i>None</i>");
    }
    sb.append(StringUtils.join(paramTypes, ", "));
    sb.append("</td>");

    // column 3: partitioning
    sb.append("<td>");
    if (procedure.getSinglepartition()) {
      tag(sb, "success", "Single");
    } else {
      tag(sb, "warning", "Multi");
    }
    sb.append("</td>");

    // column 4: read/write
    sb.append("<td>");
    if (procedure.getReadonly()) {
      tag(sb, "success", "Read");
    } else {
      tag(sb, "warning", "Write");
    }
    sb.append("</td>");

    // column 5: access
    sb.append("<td>");
    List<String> groupNames = new ArrayList<String>();
    for (GroupRef groupRef : procedure.getAuthgroups()) {
      groupNames.add(groupRef.getGroup().getTypeName());
    }
    if (groupNames.size() == 0) {
      sb.append("<i>None</i>");
    }
    sb.append(StringUtils.join(groupNames, ", "));
    sb.append("</td>");

    // column 6: attributes
    sb.append("<td>");
    if (procedure.getHasjava()) {
      tag(sb, "info", "Java");
    } else {
      tag(sb, null, "Single-Stmt");
    }
    boolean isND = false;
    int scanCount = 0;
    for (Statement stmt : procedure.getStatements()) {
      scanCount += stmt.getSeqscancount();
      if (!stmt.getIscontentdeterministic() || !stmt.getIsorderdeterministic()) {
        isND = false;
      }
    }
    if (isND) {
      tag(sb, "inverse", "Determinism");
    }
    if (scanCount > 0) {
      tag(sb, "important", "Scans");
    }
    sb.append("</td>");

    sb.append("</tr>\n");

    // BUILD THE DROPDOWN FOR THE STATEMENT/DETAIL TABLE

    sb.append(
        "<tr class='tablesorter-childRow'><td class='invert' colspan='6' id='p-"
            + procedure.getTypeName().toLowerCase()
            + "--dropdown'>\n");

    // output partitioning parameter info
    if (procedure.getSinglepartition()) {
      String pTable = procedure.getPartitioncolumn().getParent().getTypeName();
      String pColumn = procedure.getPartitioncolumn().getTypeName();
      int pIndex = procedure.getPartitionparameter();

      sb.append(
          String.format(
              "<p>Partitioned on parameter %d which maps to column %s"
                  + " of table <a class='invert' href='#s-%s'>%s</a>.</p>",
              pIndex, pColumn, pTable, pTable));
    }

    // output what schema this interacts with
    ProcedureAnnotation annotation = (ProcedureAnnotation) procedure.getAnnotation();
    if (annotation != null) {
      // make sure tables appear in only one category
      annotation.tablesRead.removeAll(annotation.tablesUpdated);

      if (annotation.tablesRead.size() > 0) {
        sb.append("<p>Read-only access to tables: ");
        List<String> tables = new ArrayList<String>();
        for (Table table : annotation.tablesRead) {
          tables.add("<a href='#s-" + table.getTypeName() + "'>" + table.getTypeName() + "</a>");
        }
        sb.append(StringUtils.join(tables, ", "));
        sb.append("</p>");
      }
      if (annotation.tablesUpdated.size() > 0) {
        sb.append("<p>Read/Write access to tables: ");
        List<String> tables = new ArrayList<String>();
        for (Table table : annotation.tablesUpdated) {
          tables.add("<a href='#s-" + table.getTypeName() + "'>" + table.getTypeName() + "</a>");
        }
        sb.append(StringUtils.join(tables, ", "));
        sb.append("</p>");
      }
      if (annotation.indexesUsed.size() > 0) {
        sb.append("<p>Uses indexes: ");
        List<String> indexes = new ArrayList<String>();
        for (Index index : annotation.indexesUsed) {
          Table table = (Table) index.getParent();
          indexes.add(
              "<a href='#s-"
                  + table.getTypeName()
                  + "-"
                  + index.getTypeName()
                  + "'>"
                  + index.getTypeName()
                  + "</a>");
        }
        sb.append(StringUtils.join(indexes, ", "));
        sb.append("</p>");
      }
    }

    sb.append(generateStatementsTable(procedure));

    sb.append("</td></tr>\n");

    return sb.toString();
  }
Ejemplo n.º 3
0
  static void compileJavaProcedure(
      VoltCompiler compiler,
      HSQLInterface hsql,
      DatabaseEstimates estimates,
      Catalog catalog,
      Database db,
      ProcedureDescriptor procedureDescriptor,
      InMemoryJarfile jarOutput)
      throws VoltCompiler.VoltCompilerException {

    final String className = procedureDescriptor.m_className;
    final Language lang = procedureDescriptor.m_language;

    // Load the class given the class name
    Class<?> procClass = procedureDescriptor.m_class;

    // get the short name of the class (no package)
    String shortName = deriveShortProcedureName(className);

    // add an entry to the catalog
    final Procedure procedure = db.getProcedures().add(shortName);
    for (String groupName : procedureDescriptor.m_authGroups) {
      final Group group = db.getGroups().get(groupName);
      if (group == null) {
        throw compiler
        .new VoltCompilerException(
            "Procedure "
                + className
                + " allows access by a role "
                + groupName
                + " that does not exist");
      }
      final GroupRef groupRef = procedure.getAuthgroups().add(groupName);
      groupRef.setGroup(group);
    }
    procedure.setClassname(className);
    // sysprocs don't use the procedure compiler
    procedure.setSystemproc(false);
    procedure.setDefaultproc(procedureDescriptor.m_builtInStmt);
    procedure.setHasjava(true);
    procedure.setLanguage(lang.name());
    ProcedureAnnotation pa = (ProcedureAnnotation) procedure.getAnnotation();
    if (pa == null) {
      pa = new ProcedureAnnotation();
      procedure.setAnnotation(pa);
    }
    if (procedureDescriptor.m_scriptImpl != null) {
      // This is a Groovy or other Java derived procedure and we need to add an annotation with
      // the script to the Procedure element in the Catalog
      pa.scriptImpl = procedureDescriptor.m_scriptImpl;
    }

    // get the annotation
    // first try to get one that has been passed from the compiler
    ProcInfoData info = compiler.getProcInfoOverride(shortName);
    // check if partition info was set in ddl
    ProcInfoData ddlInfo = null;
    if (procedureDescriptor.m_partitionString != null
        && !procedureDescriptor.m_partitionString.trim().isEmpty()) {
      ddlInfo = new ProcInfoData();
      ddlInfo.partitionInfo = procedureDescriptor.m_partitionString;
      ddlInfo.singlePartition = true;
    }
    // then check for the usual one in the class itself
    // and create a ProcInfo.Data instance for it
    if (info == null) {
      info = new ProcInfoData();
      ProcInfo annotationInfo = procClass.getAnnotation(ProcInfo.class);
      // error out if partition info is present in both ddl and annotation
      if (annotationInfo != null) {
        if (ddlInfo != null) {
          String msg = "Procedure: " + shortName + " has partition properties defined both in ";
          msg += "class \"" + className + "\" and in the schema defintion file(s)";
          throw compiler.new VoltCompilerException(msg);
        }
        // Prevent AutoGenerated DDL from including PARTITION PROCEDURE for this procedure.
        pa.classAnnotated = true;
        info.partitionInfo = annotationInfo.partitionInfo();
        info.singlePartition = annotationInfo.singlePartition();
      } else if (ddlInfo != null) {
        info = ddlInfo;
      }
    } else {
      pa.classAnnotated = true;
    }
    assert (info != null);

    // make sure multi-partition implies no partitoning info
    if (info.singlePartition == false) {
      if ((info.partitionInfo != null) && (info.partitionInfo.length() > 0)) {
        String msg = "Procedure: " + shortName + " is annotated as multi-partition";
        msg += " but partitionInfo has non-empty value: \"" + info.partitionInfo + "\"";
        throw compiler.new VoltCompilerException(msg);
      }
    }

    // track if there are any writer statements and/or sequential scans and/or an overlooked common
    // partitioning parameter
    boolean procHasWriteStmts = false;
    boolean procHasSeqScans = false;
    // procWantsCommonPartitioning == true but commonPartitionExpression == null signifies a proc
    // for which the planner was requested to attempt to find an SP plan, but that was not possible
    // -- it had a replicated write or it had one or more partitioned reads that were not all
    // filtered by the same partition key value -- so it was planned as an MP proc.
    boolean procWantsCommonPartitioning = true;
    AbstractExpression commonPartitionExpression = null;
    String exampleSPstatement = null;
    Object exampleSPvalue = null;

    // iterate through the fields and get valid sql statements
    Map<String, Object> fields = lang.accept(procedureIntrospector(compiler), procClass);

    // determine if proc is read or read-write by checking if the proc contains any write sql stmts
    boolean readWrite = false;
    for (Object field : fields.values()) {
      if (!(field instanceof SQLStmt)) continue;
      SQLStmt stmt = (SQLStmt) field;
      QueryType qtype = QueryType.getFromSQL(stmt.getText());
      if (!qtype.isReadOnly()) {
        readWrite = true;
        break;
      }
    }

    // default to FASTER determinism mode, which may favor non-deterministic plans
    // but if it's a read-write proc, use a SAFER planning mode wrt determinism.
    final DeterminismMode detMode = readWrite ? DeterminismMode.SAFER : DeterminismMode.FASTER;

    for (Entry<String, Object> entry : fields.entrySet()) {
      if (!(entry.getValue() instanceof SQLStmt)) continue;

      String stmtName = entry.getKey();
      SQLStmt stmt = (SQLStmt) entry.getValue();

      // add the statement to the catalog
      Statement catalogStmt = procedure.getStatements().add(stmtName);

      // compile the statement
      StatementPartitioning partitioning =
          info.singlePartition ? StatementPartitioning.forceSP() : StatementPartitioning.forceMP();
      boolean cacheHit =
          StatementCompiler.compileFromSqlTextAndUpdateCatalog(
              compiler,
              hsql,
              catalog,
              db,
              estimates,
              catalogStmt,
              stmt.getText(),
              stmt.getJoinOrder(),
              detMode,
              partitioning);

      // if this was a cache hit or specified single, don't worry about figuring out more
      // partitioning
      if (partitioning.wasSpecifiedAsSingle() || cacheHit) {
        procWantsCommonPartitioning = false; // Don't try to infer what's already been asserted.
        // The planner does not currently attempt to second-guess a plan declared as
        // single-partition, maybe some day.
        // In theory, the PartitioningForStatement would confirm the use of (only) a parameter as a
        // partition key --
        // or if the partition key was determined to be some other constant (expression?) it might
        // display an informational
        // message that the passed parameter is assumed to be equal to the hard-coded partition key
        // constant (expression).

        // Validate any inferred statement partitioning given the statement's possible usage, until
        // a contradiction is found.
      } else if (procWantsCommonPartitioning) {
        // Only consider statements that are capable of running SP with a partitioning parameter
        // that does not seem to
        // conflict with the partitioning of prior statements.
        if (partitioning.getCountOfIndependentlyPartitionedTables() == 1) {
          AbstractExpression statementPartitionExpression =
              partitioning.singlePartitioningExpressionForReport();
          if (statementPartitionExpression != null) {
            if (commonPartitionExpression == null) {
              commonPartitionExpression = statementPartitionExpression;
              exampleSPstatement = stmt.getText();
              exampleSPvalue = partitioning.getInferredPartitioningValue();
            } else if (commonPartitionExpression.equals(statementPartitionExpression)
                || (statementPartitionExpression instanceof ParameterValueExpression
                    && commonPartitionExpression instanceof ParameterValueExpression)) {
              // Any constant used for partitioning would have to be the same for all statements,
              // but
              // any statement parameter used for partitioning MIGHT come from the same proc
              // parameter as
              // any other statement's parameter used for partitioning.
            } else {
              procWantsCommonPartitioning =
                  false; // appears to be different partitioning for different statements
            }
          } else {
            // There is a statement with a partitioned table whose partitioning column is
            // not equality filtered with a constant or param. Abandon all hope.
            procWantsCommonPartitioning = false;
          }

          // Usually, replicated-only statements in a mix with others have no effect on the MP/SP
          // decision
        } else if (partitioning.getCountOfPartitionedTables() == 0) {
          // but SP is strictly forbidden for DML, to maintain the consistency of the replicated
          // data.
          if (partitioning.getIsReplicatedTableDML()) {
            procWantsCommonPartitioning = false;
          }

        } else {
          // There is a statement with a partitioned table whose partitioning column is
          // not equality filtered with a constant or param. Abandon all hope.
          procWantsCommonPartitioning = false;
        }
      }

      // if a single stmt is not read only, then the proc is not read only
      if (catalogStmt.getReadonly() == false) {
        procHasWriteStmts = true;
      }

      if (catalogStmt.getSeqscancount() > 0) {
        procHasSeqScans = true;
      }
    }

    // MIGHT the planner have uncovered an overlooked opportunity to run all statements SP?
    if (procWantsCommonPartitioning && (commonPartitionExpression != null)) {
      String msg = null;
      if (commonPartitionExpression instanceof ParameterValueExpression) {
        msg =
            "This procedure might benefit from an @ProcInfo annotation designating parameter "
                + ((ParameterValueExpression) commonPartitionExpression).getParameterIndex()
                + " of statement '"
                + exampleSPstatement
                + "'";
      } else {
        String valueDescription = null;
        if (exampleSPvalue == null) {
          // Statements partitioned on a runtime constant. This is likely to be cryptic, but
          // hopefully gets the idea across.
          valueDescription = "of " + commonPartitionExpression.explain("");
        } else {
          valueDescription =
              exampleSPvalue.toString(); // A simple constant value COULD have been a parameter.
        }
        msg =
            "This procedure might benefit from an @ProcInfo annotation referencing an added parameter passed the value "
                + valueDescription;
      }
      compiler.addInfo(msg);
    }

    // set the read onlyness of a proc
    procedure.setReadonly(procHasWriteStmts == false);

    procedure.setHasseqscans(procHasSeqScans);

    for (Statement catalogStmt : procedure.getStatements()) {
      if (catalogStmt.getIscontentdeterministic() == false) {
        String potentialErrMsg =
            "Procedure "
                + shortName
                + " has a statement with a non-deterministic result - statement: \""
                + catalogStmt.getSqltext()
                + "\" , reason: "
                + catalogStmt.getNondeterminismdetail();
        // throw compiler.new VoltCompilerException(potentialErrMsg);
        compiler.addWarn(potentialErrMsg);
      } else if (catalogStmt.getIsorderdeterministic() == false) {
        String warnMsg;
        if (procHasWriteStmts) {
          String rwPotentialErrMsg =
              "Procedure "
                  + shortName
                  + " is RW and has a statement whose result has a non-deterministic ordering - statement: \""
                  + catalogStmt.getSqltext()
                  + "\", reason: "
                  + catalogStmt.getNondeterminismdetail();
          // throw compiler.new VoltCompilerException(rwPotentialErrMsg);
          warnMsg = rwPotentialErrMsg;
        } else {
          warnMsg =
              "Procedure "
                  + shortName
                  + " has a statement with a non-deterministic result - statement: \""
                  + catalogStmt.getSqltext()
                  + "\", reason: "
                  + catalogStmt.getNondeterminismdetail();
        }
        compiler.addWarn(warnMsg);
      }
    }

    // set procedure parameter types
    CatalogMap<ProcParameter> params = procedure.getParameters();
    Class<?>[] paramTypes = lang.accept(procedureEntryPointParametersTypeExtractor, fields);
    for (int i = 0; i < paramTypes.length; i++) {
      Class<?> cls = paramTypes[i];
      ProcParameter param = params.add(String.valueOf(i));
      param.setIndex(i);

      // handle the case where the param is an array
      if (cls.isArray()) {
        param.setIsarray(true);
        cls = cls.getComponentType();
      } else param.setIsarray(false);

      // boxed types are not supported parameters at this time
      if ((cls == Long.class)
          || (cls == Integer.class)
          || (cls == Short.class)
          || (cls == Byte.class)
          || (cls == Double.class)
          || (cls == Character.class)
          || (cls == Boolean.class)) {
        String msg = "Procedure: " + shortName + " has a parameter with a boxed type: ";
        msg += cls.getSimpleName();
        msg +=
            ". Replace this parameter with the corresponding primitive type and the procedure may compile.";
        throw compiler.new VoltCompilerException(msg);
      } else if ((cls == Float.class) || (cls == float.class)) {
        String msg = "Procedure: " + shortName + " has a parameter with type: ";
        msg += cls.getSimpleName();
        msg += ". Replace this parameter type with double and the procedure may compile.";
        throw compiler.new VoltCompilerException(msg);
      }

      VoltType type;
      try {
        type = VoltType.typeFromClass(cls);
      } catch (VoltTypeException e) {
        // handle the case where the type is invalid
        String msg = "Procedure: " + shortName + " has a parameter with invalid type: ";
        msg += cls.getSimpleName();
        throw compiler.new VoltCompilerException(msg);
      } catch (RuntimeException e) {
        String msg =
            "Procedure: " + shortName + " unexpectedly failed a check on a parameter of type: ";
        msg += cls.getSimpleName();
        msg += " with error: ";
        msg += e.toString();
        throw compiler.new VoltCompilerException(msg);
      }

      param.setType(type.getValue());
    }

    // parse the procinfo
    procedure.setSinglepartition(info.singlePartition);
    if (info.singlePartition) {
      parsePartitionInfo(compiler, db, procedure, info.partitionInfo);
      if (procedure.getPartitionparameter() >= paramTypes.length) {
        String msg =
            "PartitionInfo parameter not a valid parameter for procedure: "
                + procedure.getClassname();
        throw compiler.new VoltCompilerException(msg);
      }

      // check the type of partition parameter meets our high standards
      Class<?> partitionType = paramTypes[procedure.getPartitionparameter()];
      Class<?>[] validPartitionClzzes = {
        Long.class, Integer.class, Short.class, Byte.class,
        long.class, int.class, short.class, byte.class,
        String.class, byte[].class
      };
      boolean found = false;
      for (Class<?> candidate : validPartitionClzzes) {
        if (partitionType == candidate) found = true;
      }
      if (!found) {
        String msg =
            "PartitionInfo parameter must be a String or Number for procedure: "
                + procedure.getClassname();
        throw compiler.new VoltCompilerException(msg);
      }

      VoltType columnType = VoltType.get((byte) procedure.getPartitioncolumn().getType());
      VoltType paramType = VoltType.typeFromClass(partitionType);
      if (!columnType.canExactlyRepresentAnyValueOf(paramType)) {
        String msg =
            "Type mismatch between partition column and partition parameter for procedure "
                + procedure.getClassname()
                + " may cause overflow or loss of precision.\nPartition column is type "
                + columnType
                + " and partition parameter is type "
                + paramType;
        throw compiler.new VoltCompilerException(msg);
      } else if (!paramType.canExactlyRepresentAnyValueOf(columnType)) {
        String msg =
            "Type mismatch between partition column and partition parameter for procedure "
                + procedure.getClassname()
                + " does not allow the full range of partition key values.\nPartition column is type "
                + columnType
                + " and partition parameter is type "
                + paramType;
        compiler.addWarn(msg);
      }
    }

    // put the compiled code for this procedure into the jarfile
    // need to find the outermost ancestor class for the procedure in the event
    // that it's actually an inner (or inner inner...) class.
    // addClassToJar recursively adds all the children, which should include this
    // class
    Class<?> ancestor = procClass;
    while (ancestor.getEnclosingClass() != null) {
      ancestor = ancestor.getEnclosingClass();
    }
    compiler.addClassToJar(jarOutput, ancestor);
  }
Ejemplo n.º 4
0
  static String genrateStatementRow(Procedure procedure, Statement statement) {
    StringBuilder sb = new StringBuilder();
    sb.append("        <tr class='primaryrow2'>");

    // name column
    String anchor = (procedure.getTypeName() + "-" + statement.getTypeName()).toLowerCase();
    sb.append(
        "<td style='white-space: nowrap'><i id='p-"
            + anchor
            + "--icon' class='icon-chevron-right'></i> <a href='#' id='p-");
    sb.append(anchor).append("' class='togglex'>");
    sb.append(statement.getTypeName());
    sb.append("</a></td>");

    // sql column
    sb.append("<td><tt>");
    sb.append(statement.getSqltext());
    sb.append("</td></tt>");

    // params column
    sb.append("<td>");
    List<StmtParameter> params =
        CatalogUtil.getSortedCatalogItems(statement.getParameters(), "index");
    List<String> paramTypes = new ArrayList<String>();
    for (StmtParameter param : params) {
      paramTypes.add(VoltType.get((byte) param.getJavatype()).name());
    }
    if (paramTypes.size() == 0) {
      sb.append("<i>None</i>");
    }
    sb.append(StringUtils.join(paramTypes, ", "));
    sb.append("</td>");

    // r/w column
    sb.append("<td>");
    if (statement.getReadonly()) {
      tag(sb, "success", "Read");
    } else {
      tag(sb, "warning", "Write");
    }
    sb.append("</td>");

    // attributes
    sb.append("<td>");

    if (!statement.getIscontentdeterministic() || !statement.getIsorderdeterministic()) {
      tag(sb, "inverse", "Determinism");
    }

    if (statement.getSeqscancount() > 0) {
      tag(sb, "important", "Scans");
    }

    sb.append("</td>");

    sb.append("</tr>\n");

    // BUILD THE DROPDOWN FOR THE PLAN/DETAIL TABLE
    sb.append(
        "<tr class='dropdown2'><td colspan='5' id='p-"
            + procedure.getTypeName().toLowerCase()
            + "-"
            + statement.getTypeName().toLowerCase()
            + "--dropdown'>\n");

    sb.append("<div class='well well-small'><h4>Explain Plan:</h4>\n");
    StatementAnnotation annotation = (StatementAnnotation) statement.getAnnotation();
    if (annotation != null) {
      String plan = annotation.explainPlan;
      plan = plan.replace("\n", "<br/>");
      plan = plan.replace(" ", "&nbsp;");

      for (Table t : annotation.tablesRead) {
        String name = t.getTypeName().toUpperCase();
        String link = "\"<a href='#s-" + t.getTypeName() + "'>" + name + "</a>\"";
        plan = plan.replace("\"" + name + "\"", link);
      }
      for (Table t : annotation.tablesUpdated) {
        String name = t.getTypeName().toUpperCase();
        String link = "\"<a href='#s-" + t.getTypeName() + "'>" + name + "</a>\"";
        plan = plan.replace("\"" + name + "\"", link);
      }
      for (Index i : annotation.indexesUsed) {
        Table t = (Table) i.getParent();
        String name = i.getTypeName().toUpperCase();
        String link =
            "\"<a href='#s-" + t.getTypeName() + "-" + i.getTypeName() + "'>" + name + "</a>\"";
        plan = plan.replace("\"" + name + "\"", link);
      }

      sb.append("<tt>").append(plan).append("</tt>");
    } else {
      sb.append("<i>No SQL explain plan found.</i>\n");
    }
    sb.append("</div>\n");

    sb.append("</td></tr>\n");

    return sb.toString();
  }