Examples with MutableMetaDocPartIndex com.torodb.core.transaction.metainf.MutableMetaDocPartIndex used on opensource projects

Example 1 with MutableMetaDocPartIndex

use of com.torodb.core.transaction.metainf.MutableMetaDocPartIndex in project torodb by torodb.

the class SharedWriteBackendTransactionImpl method addField.

@Override
public void addField(MetaDatabase db, MetaCollection col, MutableMetaDocPart docPart, MetaField newField) throws UserException {
    Preconditions.checkState(!isClosed(), "This transaction is closed");
    getSqlInterface().getMetaDataWriteInterface().addMetaField(getDsl(), db, col, docPart, newField);
    getSqlInterface().getStructureInterface().addColumnToDocPartTable(getDsl(), db.getIdentifier(), docPart.getIdentifier(), newField.getIdentifier(), getSqlInterface().getDataTypeProvider().getDataType(newField.getType()));
    List<Tuple2<MetaIndex, List<String>>> missingIndexes = col.getMissingIndexesForNewField(docPart, newField);
    for (Tuple2<MetaIndex, List<String>> missingIndexEntry : missingIndexes) {
        MetaIndex missingIndex = missingIndexEntry.v1();
        List<String> identifiers = missingIndexEntry.v2();
        MutableMetaDocPartIndex docPartIndex = docPart.getOrCreatePartialMutableDocPartIndexForMissingIndexAndNewField(missingIndex, identifiers, newField);
        if (missingIndex.isMatch(docPart, identifiers, docPartIndex)) {
            List<Tuple2<String, Boolean>> columnList = new ArrayList<>(docPartIndex.size());
            for (String identifier : identifiers) {
                MetaDocPartIndexColumn docPartIndexColumn = docPartIndex.getMetaDocPartIndexColumnByIdentifier(identifier);
                columnList.add(new Tuple2<>(docPartIndexColumn.getIdentifier(), docPartIndexColumn.getOrdering().isAscending()));
            }
            MetaIdentifiedDocPartIndex identifiedDocPartIndex = docPartIndex.immutableCopy(identifierFactory.toIndexIdentifier(db, docPart.getIdentifier(), columnList));
            getSqlInterface().getMetaDataWriteInterface().addMetaDocPartIndex(getDsl(), db, col, docPart, identifiedDocPartIndex);
            for (String identifier : identifiers) {
                MetaDocPartIndexColumn docPartIndexColumn = docPartIndex.getMetaDocPartIndexColumnByIdentifier(identifier);
                getSqlInterface().getMetaDataWriteInterface().addMetaDocPartIndexColumn(getDsl(), db, col, docPart, identifiedDocPartIndex, docPartIndexColumn);
            }
            getSqlInterface().getStructureInterface().createIndex(getDsl(), identifiedDocPartIndex.getIdentifier(), db.getIdentifier(), docPart.getIdentifier(), columnList, docPartIndex.isUnique());
            LOGGER.info("Created index {} for table {} associated to logical index {}.{}.{}", identifiedDocPartIndex.getIdentifier(), docPart.getIdentifier(), db.getName(), col.getName(), missingIndex.getName());
        }
    }
}

Example 2 with MutableMetaDocPartIndex

use of com.torodb.core.transaction.metainf.MutableMetaDocPartIndex in project torodb by torodb.

the class ExclusiveWriteBackendTransactionImpl method copyIndexes.

private void copyIndexes(IdentifierFactory identifierFactory, MetaDocPart fromMetaDocPart, MetaDatabase toMetaDb, MetaCollection toMetaColl, MutableMetaDocPart toMetaDocPart) {
    Iterator<? extends MetaIdentifiedDocPartIndex> fromMetaDocPartIndexIterator = fromMetaDocPart.streamIndexes().iterator();
    while (fromMetaDocPartIndexIterator.hasNext()) {
        MetaIdentifiedDocPartIndex fromMetaDocPartIndex = fromMetaDocPartIndexIterator.next();
        MutableMetaDocPartIndex toMutableMetaDocPartIndex = toMetaDocPart.addMetaDocPartIndex(fromMetaDocPartIndex.isUnique());
        List<Tuple2<String, Boolean>> identifiers = copyMetaIndexColumns(fromMetaDocPartIndex, toMutableMetaDocPartIndex);
        MetaIdentifiedDocPartIndex toMetaDocPartIndex = toMutableMetaDocPartIndex.immutableCopy(identifierFactory.toIndexIdentifier(toMetaDb, toMetaDocPart.getIdentifier(), identifiers));
        getSqlInterface().getMetaDataWriteInterface().addMetaDocPartIndex(getDsl(), toMetaDb, toMetaColl, toMetaDocPart, toMetaDocPartIndex);
        writeIndexColumns(toMetaDb, toMetaColl, toMetaDocPart, toMetaDocPartIndex);
    }
}

Example 3 with MutableMetaDocPartIndex

use of com.torodb.core.transaction.metainf.MutableMetaDocPartIndex in project torodb by torodb.

the class SharedWriteBackendTransactionImpl method createIndex.

private void createIndex(MetaDatabase db, MetaCollection col, MetaIndex index, MutableMetaDocPart docPart, List<String> identifiers) throws UserException {
    MutableMetaDocPartIndex docPartIndex = docPart.addMetaDocPartIndex(index.isUnique());
    Iterator<? extends MetaIndexField> indexFieldIterator = index.iteratorMetaIndexFieldByTableRef(docPart.getTableRef());
    int position = 0;
    List<Tuple2<String, Boolean>> columnList = new ArrayList<>(identifiers.size());
    for (String identifier : identifiers) {
        MetaIndexField indexField = indexFieldIterator.next();
        MetaDocPartIndexColumn docPartIndexColumn = docPartIndex.putMetaDocPartIndexColumn(position++, identifier, indexField.getOrdering());
        columnList.add(new Tuple2<>(docPartIndexColumn.getIdentifier(), docPartIndexColumn.getOrdering().isAscending()));
    }
    MetaIdentifiedDocPartIndex identifiedDocPartIndex = docPartIndex.immutableCopy(identifierFactory.toIndexIdentifier(db, docPart.getIdentifier(), columnList));
    getSqlInterface().getMetaDataWriteInterface().addMetaDocPartIndex(getDsl(), db, col, docPart, identifiedDocPartIndex);
    for (String identifier : identifiers) {
        MetaDocPartIndexColumn docPartIndexColumn = docPartIndex.getMetaDocPartIndexColumnByIdentifier(identifier);
        getSqlInterface().getMetaDataWriteInterface().addMetaDocPartIndexColumn(getDsl(), db, col, docPart, identifiedDocPartIndex, docPartIndexColumn);
    }
    getSqlInterface().getStructureInterface().createIndex(getDsl(), identifiedDocPartIndex.getIdentifier(), db.getIdentifier(), docPart.getIdentifier(), columnList, index.isUnique());
    LOGGER.info("Created index {} for table {} associated to logical index {}.{}.{}", identifiedDocPartIndex.getIdentifier(), docPart.getIdentifier(), db.getName(), col.getName(), index.getName());
}