Package org.hsqldb.persist

Examples of org.hsqldb.persist.PersistentStore.elementCount()

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            case Index.INDEX_UNIQUE :
                if (operation == OpTypes.EQUAL) {
                    factor = 1;
                } else {
                    factor = store.elementCount() / 2.0;
                }
                break;

            case Index.INDEX_NON_UNIQUE :
                if (operation == OpTypes.EQUAL) {
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                }
                break;

            case Index.INDEX_NON_UNIQUE :
                if (operation == OpTypes.EQUAL) {
                    factor = store.elementCount() / 8.0;

                    if (factor > 1024) {
                        factor = 1024;
                    }
                } else {
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                    if (factor > 1024) {
                        factor = 1024;
                    }
                } else {
                    factor = store.elementCount() / 2.0;
                }
                break;

            case Index.INDEX_NONE :
            default :
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                }
                break;

            case Index.INDEX_NONE :
            default :
                factor = store.elementCount();
                break;
        }

        return factor < Index.minimumSelectivity ? Index.minimumSelectivity
                                                 : factor;
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                it = index.findFirstRow(session, store, data);

                if (opType == OpTypes.EQUAL) {
                    if (it.hasNext()) {
                        return store.elementCount(session) == 1 ? Boolean.TRUE
                                                                : Boolean
                                                                .FALSE;
                    } else {
                        return Boolean.FALSE;
                    }
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            case OpTypes.MATCH_UNIQUE_FULL :
            case OpTypes.NOT_DISTINCT : {
                PersistentStore store =
                    rangeVar.rangeTable.getRowStore(session);

                cost = store.elementCount();

                if (cost < Index.minimumSelectivity) {
                    cost = Index.minimumSelectivity;
                }
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                    // fall through
                    case OpTypes.ALL_QUANTIFIED : {
                        PersistentStore store =
                            rangeVar.rangeTable.getRowStore(session);

                        cost = store.elementCount();

                        if (cost < Index.minimumSelectivity) {
                            cost = Index.minimumSelectivity;
                        }
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        if (nodes[LEFT].opType == OpTypes.COLUMN
                && nodes[LEFT].getRangeVariable() == rangeVar) {
            return nodes[LEFT].costFactor(session, rangeVar, opType);
        } else {
            PersistentStore store = rangeVar.rangeTable.getRowStore(session);
            double          cost  = store.elementCount();

            return cost < Index.minimumSelectivity ? Index.minimumSelectivity
                                                   : cost;
        }
    }
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                cost = nodes[RIGHT].costFactor(session, rangeVar, opType);
            }
        } else {
            PersistentStore store = rangeVar.rangeTable.getRowStore(session);

            cost = store.elementCount();
        }

        if (cost == 0) {
            PersistentStore store = rangeVar.rangeTable.getRowStore(session);
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        }

        if (cost == 0) {
            PersistentStore store = rangeVar.rangeTable.getRowStore(session);

            cost = store.elementCount();
        }

        if (cost < Index.minimumSelectivity) {
            cost = Index.minimumSelectivity;
        }
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