LiteCore
Couchbase Lite cross-platform core implementation
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c4Collection.h File Reference
#include "c4DatabaseTypes.h"
#include "c4DocumentTypes.h"
#include "c4IndexTypes.h"

Go to the source code of this file.

Functions

Lifecycle
CBL_CORE_API C4Collectionc4db_getDefaultCollection (C4Database *db, C4Error *outError)
 Returns the default collection, whose name is "`_default`" (kC4DefaultCollectionName).
 
CBL_CORE_API bool c4db_hasCollection (C4Database *db, C4CollectionSpec spec)
 Returns true if the collection exists.
 
CBL_CORE_API bool c4db_hasScope (C4Database *db, C4String name)
 Returns true if the named scope exists.
 
CBL_CORE_API C4Collectionc4db_getCollection (C4Database *db, C4CollectionSpec spec, C4Error *outError)
 Returns the existing collection with the given name & scope, or NULL if it doesn't exist.
 
NODISCARD CBL_CORE_API C4Collectionc4db_createCollection (C4Database *db, C4CollectionSpec spec, C4Error *outError)
 Creates and returns an empty collection with the given name & scope.
 
NODISCARD CBL_CORE_API bool c4db_deleteCollection (C4Database *db, C4CollectionSpec spec, C4Error *outError)
 Deletes the collection with the given name & scope.
 
NODISCARD CBL_CORE_API FLMutableArray c4db_collectionNames (C4Database *db, C4String inScope, C4Error *outError)
 Returns the names of all existing collections in the given scope, in the order in which they were created.
 
NODISCARD CBL_CORE_API FLMutableArray c4db_scopeNames (C4Database *db, C4Error *outError)
 Returns the names of all existing scopes, in the order in which they were created.
 
Accessors
CBL_CORE_API bool c4coll_isValid (C4Collection *)
 Returns false if this collection has been deleted, or its database closed.
 
CBL_CORE_API C4CollectionSpec c4coll_getSpec (C4Collection *)
 Returns the name and scope of the collection.
 
CBL_CORE_API C4Databasec4coll_getDatabase (C4Collection *)
 Returns the database containing the collection, or NULL if the collection is invalid.
 
CBL_CORE_API uint64_t c4coll_getDocumentCount (C4Collection *)
 Returns the number of (undeleted) documents in the collection.
 
CBL_CORE_API C4SequenceNumber c4coll_getLastSequence (C4Collection *)
 Returns the latest sequence number allocated to a revision.
 
Documents
NODISCARD CBL_CORE_API C4Documentc4coll_getDoc (C4Collection *collection, C4String docID, bool mustExist, C4DocContentLevel content, C4Error *outError)
 Gets a document from the collection given its ID.
 
NODISCARD CBL_CORE_API C4Documentc4coll_getDocBySequence (C4Collection *collection, C4SequenceNumber, C4Error *outError)
 Gets a document from the collection given its sequence number.
 
NODISCARD CBL_CORE_API C4Documentc4coll_putDoc (C4Collection *collection, const C4DocPutRequest *request, size_t *outCommonAncestorIndex, C4Error *outError)
 A high-level Put operation, to insert a new or downloaded revision.
 
NODISCARD CBL_CORE_API C4Documentc4coll_createDoc (C4Collection *collection, C4String docID, C4Slice body, C4RevisionFlags revisionFlags, C4Error *error)
 Convenience function to create a new document.
 
NODISCARD CBL_CORE_API bool c4coll_moveDoc (C4Collection *collection, C4String docID, C4Collection *toCollection, C4String newDocID, C4Error *error)
 Moves a document to another collection, possibly with a different docID.
 
Purging and Expiration
NODISCARD CBL_CORE_API bool c4coll_purgeDoc (C4Collection *collection, C4String docID, C4Error *outError)
 Removes all trace of a document and its revisions from the collection.
 
NODISCARD CBL_CORE_API bool c4coll_setDocExpiration (C4Collection *collection, C4String docID, C4Timestamp timestamp, C4Error *outError)
 Sets an expiration date on a document.
 
CBL_CORE_API C4Timestamp c4coll_getDocExpiration (C4Collection *collection, C4String docID, C4Error *outError)
 Returns the expiration time of a document, if one has been set, else 0.
 
CBL_CORE_API C4Timestamp c4coll_nextDocExpiration (C4Collection *)
 Returns the time at which the next document expiration in this collection should take place, or 0 if there are no documents with expiration times.
 
NODISCARD CBL_CORE_API int64_t c4coll_purgeExpiredDocs (C4Collection *, C4Error *)
 Purges all documents that have expired.
 
Indexes
NODISCARD CBL_CORE_API bool c4coll_createIndex (C4Collection *collection, C4String name, C4String indexSpec, C4QueryLanguage queryLanguage, C4IndexType indexType, const C4IndexOptions *indexOptions, C4Error *outError)
 Creates a collection index, of the values of specific expressions across all documents.
 
NODISCARD CBL_CORE_API bool c4coll_deleteIndex (C4Collection *collection, C4String name, C4Error *outError)
 Deletes an index that was created by c4coll_createIndex.
 
CBL_CORE_API C4SliceResult c4coll_getIndexesInfo (C4Collection *collection, C4Error *outError)
 Returns information about all indexes in the collection.