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| Application No. | Application Title | Issue Date |
| 20120041934 | SUPPORT FOR USER DEFINED FUNCTIONS IN A DATA STREAM MANAGEMENT SYSTEM A data stream management system (DSMS) is designed to support a new user-defined function, by creating and using at least two structures as follows. A first structure (“metadata entry”) is created in response to a command for creation of the new function, and maps a... | 02/16/2012 |
| 20110270879 | SUPPORT FOR USER DEFINED AGGREGATIONS IN A DATA STREAM MANAGEMENT SYSTEM A computer is programmed to accept a command to create a new aggregation defined by a user during execution of continuous queries on streams of data. The computer is further programmed to thereafter accept and process new continuous queries using the new aggregation, in... | 11/03/2011 |
| 20110246445 | METHODS AND SYSTEMS FOR QUERYING EVENT STREAMS USING MULTIPLE EVENT PROCESSORS In one embodiment, a system for distributed event processing includes a first event processor and a second event processor. The first event processor receives event data associated with an event stream. The second event processor receives a query associated with the eve... | 10/06/2011 |
| 20110029485 | LOG VISUALIZATION TOOL FOR A DATA STREAM PROCESSING SERVER Techniques for logging data pertaining to the operation of a data stream processing server. In one set of embodiments, logging configuration information can be received specifying a functional area of a data stream processing server to be logged. Based on the logging co... | 02/03/2011 |
| 20110029484 | LOGGING FRAMEWORK FOR A DATA STREAM PROCESSING SERVER Techniques for logging data pertaining to the operation of a data stream processing server. In one set of embodiments, logging configuration information can be received specifying a functional area of a data stream processing server to be logged. Based on the logging co... | 02/03/2011 |
| 20110022618 | STANDARDIZED DATABASE CONNECTIVITY SUPPORT FOR AN EVENT PROCESSING SERVER IN AN EMBEDDED CONTEXT Techniques for facilitating communication between one or more client applications and an event processing server. In one set of embodiments, a framework is provided that enables a client application to communicate with an event processing server via a standard database ... | 01/27/2011 |
| 20110023055 | STANDARDIZED DATABASE CONNECTIVITY SUPPORT FOR AN EVENT PROCESSING SERVER Techniques for facilitating communication between one or more client applications and an event processing server. In one set of embodiments, a framework is provided that enables a client application to communicate with an event processing server via a standard database ... | 01/27/2011 |
| 20100223606 | FRAMEWORK FOR DYNAMICALLY GENERATING TUPLE AND PAGE CLASSES Techniques for reducing the memory used for processing events received in a data stream are provided. This may be achieved by reducing the memory required for storing tuples. A method for processing a data stream includes receiving a tuple and determining a tuple specif... | 09/02/2010 |
| 20100223305 | INFRASTRUCTURE FOR SPILLING PAGES TO A PERSISTENT STORE Techniques for managing memory usage in a processing system are provided. This may be achieved by receiving a data stream including multiple tuples and determining a query plan that was generated for a continuous query applied to the multiple tuples in the data stream. ... | 09/02/2010 |
| 20100223437 | METHOD AND SYSTEM FOR SPILLING FROM A QUEUE TO A PERSISTENT STORE Techniques for managing memory usage of a processing system by spilling data from a memory to a persistent store based upon an evict policy are provided. A triggering event is detected. In response to the triggering event and based on the evict policy, it is determined ... | 09/02/2010 |
| 20100057736 | TECHNIQUES FOR PERFORMING REGULAR EXPRESSION-BASED PATTERN MATCHING IN DATA STREAMS Techniques for detecting patterns in one or more data streams. A pattern to be detected may be specified using a regular expression. Events received in a data stream are processed during runtime to detect occurrences of the specified pattern in the data stream.... | 03/04/2010 |
| 20100057663 | TECHNIQUES FOR MATCHING A CERTAIN CLASS OF REGULAR EXPRESSION-BASED PATTERNS IN DATA STREAMS Techniques for detecting patterns in data streams. A pattern to be detected may be specified using a regular expression. Events received in data streams are then processed during runtime to detect occurrences of the pattern specified by the regular expression in the dat... | 03/04/2010 |
| 20100057735 | FRAMEWORK FOR SUPPORTING REGULAR EXPRESSION-BASED PATTERN MATCHING IN DATA STREAMS Techniques for detecting patterns in one or more data or event streams. A pattern to be detected may be specified using a regular expression. Events received in a data stream are processed during runtime to detect occurrences of the specified pattern in the data stream.... | 03/04/2010 |
| 20080275891 | METHOD TO CREATE A PARTITION-BY TIME/TUPLE-BASED WINDOW IN AN EVENT PROCESSING SERVICE A method to create a partition by time/tuple based window in an event processing service is provided. When continuous data streams are received, tuples are stored in a data structure with partitions based upon partition keys. Only a specified amount of tuples may be sto... | 11/06/2008 |
| 20070198545 | Efficient processing of path related operations on data organized hierarchically in an RDBMS A mechanism is used to improve the efficiency of performing resource-to-path resolution. A hierarchical link structure contains entries and/or records (“link entries”) that each defines a parent-child link within an information hierarchy. A certain linking entry may... | 08/23/2007 |
| 20070150432 | Method and mechanism for loading XML documents into memory A method and apparatus for loading an XML document into memory is provided. A client loads one or more array elements into a first partition of an array that is maintained in memory. Each array element represents an XML element of an XML document. Upon determining that ... | 06/28/2007 |
| 20070130157 | Techniques for performing file operations involving a link at a database management system A method and apparatus for performing file system operations involving a link is provided. A request to perform a file system operation involving a link is received from a client at a database server. The link may establish a relationship a source resource has to a targ... | 06/07/2007 |
| 20070005555 | Method and mechanism for supporting virtual content in performing file operations at a RDBMS Techniques are provided for accessing and storing files within a virtual folder. A virtual folder is a folder that is logically a part of a hierarchical folder structure of a file system repository, but the contents of the virtual folder are not physically stored in the... | 01/04/2007 |
| 20070005604 | Supporting replication among a plurality of file operation servers A method and apparatus for performing network file system (NFS) operations across a plurality of servers is provided. At a first server, a filehandle for a particular file is generated based, at least in part, on an identifier that uniquely identifies the particular fil... | 01/04/2007 |
| 20070005603 | Sharing state information among a plurality of file operation servers A method and apparatus for sharing state information among a plurality of servers is provided. A first server receives a request to perform a file operation, such as a NFS file system operation. Thereafter, the first server updates state information to reflect a change ... | 01/04/2007 |
| 20050256854 | Compile time opcodes for efficient runtime interpretation of variables for database queries and DML statements A method system and program for performing a query in which context and information including opcodes accompanies an execution plan for the query. The opcodes determine operations to retrieve a set of bind variables. The execution plan and context information shared by ... | 11/17/2005 |
