Examples of org.apache.derby.impl.sql.compile.StatementNode

Package org.apache.derby.impl.sql.compile

Examples of org.apache.derby.impl.sql.compile.StatementNode

org.apache.derby.impl.sql.compile.StatementNode
A StatementNode represents a single statement in the language. It is the top node for any statement.
StatementNode controls the class generation for query tree nodes. @author Jeff Lichtman


/*
 * <A NAME="spsSetStatement">spsSetStatement</A>
 */
  final public StatementNode spsSetStatement() throws ParseException, StandardException {
        StatementNode statementNode;
    if (getToken(1).kind == SET && getToken(2).kind != CURRENT) {
      jj_consume_token(SET);
      if (jj_2_3(1)) {
        statementNode = setIsolationStatement();
      } else if (jj_2_4(1)) {

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 * supports positioned update and delete
 * and a preparable select (with FOR UPDATE)
 * instead of a direct select (without FOR UPDATE)
 */
  final public StatementNode preparableSQLDataStatement() throws ParseException, StandardException {
        StatementNode   dmlStatement;
    switch (jj_nt.kind) {
    case DELETE:
      /*
        ** RESOLVE: Ignoring temporary table declarations for now.
        */

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 * <A NAME="preparableDeleteStatement">preparableDeleteStatement</A>
 *
 *  This may be a search or positioned delete statement.
 */
  final public StatementNode preparableDeleteStatement() throws ParseException, StandardException {
        StatementNode qtn;
    jj_consume_token(DELETE);
    qtn = deleteBody();
                {if (true) return qtn;}
    throw new Error("Missing return statement in function");
  }

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/*
 * <A NAME="insertStatement">insertStatement</A>
 */
  final public StatementNode insertStatement() throws ParseException, StandardException {
        StatementNode   insertNode;
        QueryTreeNode   targetTable;
    jj_consume_token(INSERT);
    jj_consume_token(INTO);
    targetTable = targetTable();
    insertNode = insertColumnsAndSource(targetTable);

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/*
 * <A NAME="preparableUpdateStatement">preparableUpdateStatement</A>
 */
  final public StatementNode preparableUpdateStatement() throws ParseException, StandardException {
        StatementNode qtn;
    jj_consume_token(UPDATE);
    qtn = updateBody();
                {if (true) return qtn;}
    throw new Error("Missing return statement in function");
  }

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/*
 * <A NAME="callStatement">callStatement</A>
 */
  final public StatementNode callStatement() throws ParseException, StandardException {
        StatementNode retval;
    switch (jj_nt.kind) {
    case CALL:
    case QUESTION_MARK:
      retval = bareCallStatement();
      break;

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                        ! (((JavaToSQLValueNode) value).getJavaValueNode() instanceof MethodCallNode))
                {
                        {if (true) throw StandardException.newException(SQLState.LANG_INVALID_CALL_STATEMENT);}
                }


                StatementNode callStatement =
                                                                        (StatementNode) nodeFactory.getNode(
                                                                                                C_NodeTypes.CALL_STATEMENT_NODE,
                                                                                                value,
                                                                                                getContextManager());


                setUpAndLinkParameters();


                {if (true) return callStatement;}
      break;
    case QUESTION_MARK:
      returnParam = dynamicParameterSpecification();
                getCompilerContext().setReturnParameterFlag(); //bug4450


      jj_consume_token(EQUALS_OPERATOR);
      jj_consume_token(CALL);
      resultSetNode = rowValueConstructor(null);
                // validate that we have something that is an appropriate call statement
                ResultColumnList rcl = resultSetNode.getResultColumns();


                // we can have only 1 return value/column
                if (rcl == null || rcl.size() > 1)
                {
                        {if (true) throw StandardException.newException(SQLState.LANG_INVALID_CALL_STATEMENT);}
                }


                // we must have a method call node
                value = ((ResultColumn) rcl.elementAt(0)).getExpression();
                if (! (value instanceof JavaToSQLValueNode) ||
                        ! (((JavaToSQLValueNode) value).getJavaValueNode() instanceof MethodCallNode))
                {
                        {if (true) throw StandardException.newException(SQLState.LANG_INVALID_CALL_STATEMENT);}
                }


                // wrap the row result set in a cursor node
                StatementNode cursorNode =
                                        (StatementNode) nodeFactory.getNode(
                                                C_NodeTypes.CURSOR_NODE,
                                                "SELECT",
                                                resultSetNode,
                                                null,

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/*
 * <A NAME="spsRenameStatement">spsRenameStatement</A>
 */
  final public StatementNode spsRenameStatement() throws ParseException, StandardException {
        StatementNode qtn;
    jj_consume_token(RENAME);
    switch (jj_nt.kind) {
    case TABLE:
      qtn = renameTableStatement();
      break;

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/*
 * <A NAME="renameTableStatement">renameTableStatement</A>
 */
  final public StatementNode renameTableStatement() throws ParseException, StandardException {
        StatementNode qtn;
        TableName tableName;
        String newTableName;
    jj_consume_token(TABLE);
    tableName = qualifiedName(Limits.MAX_IDENTIFIER_LENGTH);
    jj_consume_token(TO);

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        String newIndexName;
    jj_consume_token(INDEX);
    oldIndexName = identifier(Limits.MAX_IDENTIFIER_LENGTH, true);
    jj_consume_token(TO);
    newIndexName = identifier(Limits.MAX_IDENTIFIER_LENGTH, true);
                StatementNode qtn = (StatementNode) nodeFactory.getNode(
                                                                C_NodeTypes.RENAME_NODE,
                                                                null,
                                                                oldIndexName,
                                                                newIndexName,
                                                                Boolean.FALSE,

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