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# Betreiber von Aggregationspipelines
<a name="mongo-apis-aggregation-pipeline-operators"></a>

Dieser Abschnitt enthält detaillierte Informationen zu Aggregationspipeline-Operatoren, die von Amazon DocumentDB unterstützt werden.

**Topics**
+ [\$1\$1DESCEND](DESCEND.md)
+ [\$1\$1KEEP](KEEP.md)
+ [\$1\$1PRUNE](PRUNE.md)
+ [\$1 WURZEL](ROOT.md)
+ [\$1abs](abs.md)
+ [\$1add](add.md)
+ [\$1addToSet](addToSet-aggregation.md)
+ [\$1addFields](addFields.md)
+ [\$1allElementsTrue](allElementsTrue.md)
+ [\$1and](and-aggregation.md)
+ [\$1anyElementTrue](anyElementTrue.md)
+ [\$1arrayElemAt](arrayElemAt.md)
+ [\$1arrayToObject](arrayToObject.md)
+ [\$1avg](avg.md)
+ [\$1bucket](bucket.md)
+ [\$1ceil](ceil.md)
+ [\$1 Stream ändern](changeStream.md)
+ [\$1cmp](cmp.md)
+ [\$1collStats](collStats.md)
+ [\$1concat](concat.md)
+ [\$1concatArrays](concatArrays.md)
+ [\$1cond](cond.md)
+ [\$1 konvertieren](convert.md)
+ [\$1count](count.md)
+ [\$1currentOp](currentOp.md)
+ [\$1DateAdd](dateAdd.md)
+ [\$1DateDiff](dateDiff.md)
+ [\$1dateFromString](dateFromString.md)
+ [\$1DateSubtrahieren](dateSubtract.md)
+ [\$1dateToString](dateToString.md)
+ [\$1DateTrunc](dateTrunc.md)
+ [\$1dayOfMonth](dayOfMonth.md)
+ [\$1dayOfWeek](dayOfWeek.md)
+ [\$1dayOfYear](dayOfYear.md)
+ [\$1divide](divide.md)
+ [\$1eq](eq-aggregation.md)
+ [\$1exp](exp.md)
+ [\$1filter](filter.md)
+ [\$1first](first.md)
+ [\$1floor](floor.md)
+ [\$1geoNear](geoNear.md)
+ [\$1group](group.md)
+ [\$1gt](gt-aggregation.md)
+ [\$1gte](gte-aggregation.md)
+ [\$1hour](hour.md)
+ [\$1ifNull](ifNull.md)
+ [\$1in](in-aggregation.md)
+ [\$1indexOfArray](indexOfArray.md)
+ [\$1indexOfBytes](indexOfBytes.md)
+ [\$1indexOfCP](indexOfCP.md)
+ [\$1indexStats](indexStats.md)
+ [\$1isArray](isArray.md)
+ [\$1 isoDayOf Woche](isoDayOfWeek.md)
+ [\$1isoWeek](isoWeek.md)
+ [\$1isoWeekYear](isoWeekYear.md)
+ [\$1last](last.md)
+ [\$1let](let.md)
+ [\$1limit](limit.md)
+ [\$1literal](literal.md)
+ [\$1ln](ln.md)
+ [\$1log](log.md)
+ [\$1log10](log10.md)
+ [\$1lt](lt-aggregation.md)
+ [\$1lte](lte-aggregation.md)
+ [\$1lookup](lookup.md)
+ [\$1 ltrim](ltrim.md)
+ [\$1map](map.md)
+ [\$1match](match.md)
+ [\$1max](max.md)
+ [\$1meta](meta-aggregation.md)
+ [\$1 zusammenführen](merge.md)
+ [\$1mergeObjects](mergeObjects.md)
+ [\$1millisecond](millisecond.md)
+ [\$1min](min.md)
+ [\$1minute](minute.md)
+ [\$1mod](mod.md)
+ [\$1month](month.md)
+ [\$1multiply](multiply.md)
+ [\$1 natürlich](natural.md)
+ [\$1ne](ne-aggregation.md)
+ [\$1not](not-aggregation.md)
+ [\$1objectToArray](objectToArray.md)
+ [\$1or](or-aggregation.md)
+ [\$1out](out.md)
+ [\$1pow](pow.md)
+ [\$1push](push-aggregation.md)
+ [\$1project](project.md)
+ [\$1 Rand](rand.md)
+ [\$1range](range.md)
+ [\$1redact](redact.md)
+ [\$1reduce](reduce.md)
+ [\$1RegexFind](regexFind.md)
+ [\$1regexFindAll](regexFindAll.md)
+ [\$1RegexMatch](regexMatch.md)
+ [\$1 Alles ersetzen](replaceAll.md)
+ [\$1 ersetzenEins](replaceOne.md)
+ [\$1replaceRoot](replaceRoot.md)
+ [\$1 ersetzendurch](replaceWith.md)
+ [\$1reverseArray](reverseArray.md)
+ [\$1rtrim](rtrim.md)
+ [\$1sample](sample.md)
+ [\$1suche](search.md)
+ [\$1second](second.md)
+ [\$1set](set-stage.md)
+ [\$1setDifference](setDifference.md)
+ [\$1setEquals](setEquals.md)
+ [\$1setIntersection](setIntersection.md)
+ [\$1setIsSubset](setIsSubset.md)
+ [\$1setUnion](setUnion.md)
+ [\$1skip](skip.md)
+ [\$1slice](slice.md)
+ [\$1size](size.md)
+ [\$1sort](sort.md)
+ [\$1split](split.md)
+ [\$1sqrt](sqrt.md)
+ [\$1strLenBytes](strLenBytes.md)
+ [\$1strLenCP](strLenCP.md)
+ [\$1strcasecmp](strcasecmp.md)
+ [\$1substr](substr.md)
+ [\$1substrBytes](substrBytes.md)
+ [\$1substrCP](substrCP.md)
+ [\$1subtract](subtract.md)
+ [\$1sum](sum.md)
+ [\$1switch](switch.md)
+ [\$1 zu Bool](toBool.md)
+ [\$1 bis Datum](toDate.md)
+ [\$1 zu Dezimal](toDecimal.md)
+ [\$1 bis verdoppeln](toDouble.md)
+ [\$1 zu Int](toInt.md)
+ [\$1 zu Long](toLong.md)
+ [\$1toLower](toLower.md)
+ [\$1toObjectId](toObjectId.md)
+ [\$1 toString](toString.md)
+ [\$1toUpper](toUpper.md)
+ [\$1trim](trim.md)
+ [\$1type](type-aggregation.md)
+ [\$1unset](unset-stage.md)
+ [\$1unwind](unwind.md)
+ [\$1VectorSearch](vectorSearch.md)
+ [\$1week](week.md)
+ [\$1year](year.md)
+ [\$1zip](zip.md)