Patent application number | Description | Published |
20120215815 | TEST DATA GENERATION AND SCALE UP FOR DATABASE TESTING USING UNIQUE COMMON FACTOR SEQUENCING - Embodiments of the present invention provide a method, system and computer program product for test data generation using unique common factor sequencing. In an embodiment of the invention, a method for test data generation using unique common factor sequencing is provided. The method includes loading a table for population with test data in a test data generation tool executing in memory of a computer. A column set of multiple columns in the table associated with a key to the table can be selected for processing and different cardinality sequence values are assigned to the columns in the set such that the cardinality sequence values do not share a common factor except for unity as in the case of prime numbers. | 08-23-2012 |
20130282697 | DATA MASKING - Aspects include data masking in database operations including intercepting a database query and identifying masked data in the query. The masked data in the query is unmasked by substituting the masked data with equivalent real values. The unmasked query is sent to the database engine, and a result provided by the database engine in response to the unmasked query is intercepted. The values in the result that correspond to sensitive information are identified. The result is masked by substituting the values in the result corresponding to sensitive information with masked equivalents. The masked result is returned to a user. | 10-24-2013 |
20130311446 | PERFORMANCE ANALYSIS OF A DATABASE - A method and system are provided for performance analysis of a database. The method includes receiving a proposed data model, generating a hypothetical query workload using a plurality of sample query templates representing different query constructs for the proposed data model, generating hypothetical optimizer statistics using predefined generating rules that include a projected cardinality for the proposed data model and creating a sample empty database and database schema using the proposed data model. The method also includes applying the hypothetical optimizer statistics to the sample empty database, based on generating the hypothetical optimizer statistics, applying each query construct of the hypothetical query workload to the database schema and estimating a cost of the hypothetical query workload for the proposed data model. | 11-21-2013 |
20140006866 | TEST DATA GENERATION AND SCALE UP FOR DATABASE TESTING | 01-02-2014 |
20140059026 | TEST DATA GENERATION AND SCALE UP FOR DATABASE TESTING USING UNIQUE COMMON FACTOR SEQUENCING - Embodiments of the present invention provide a system and computer program product for test data generation using unique common factor sequencing. In an embodiment of the invention, a computer program product for test data generation using unique common factor sequencing is provided. The computer program product includes loading a table for population with test data in a test data generation tool executing in memory of a computer. A column set of multiple columns in the table associated with a key to the table can be selected for processing and different cardinality sequence values are assigned to the columns in the set such that the cardinality sequence values do not share a common factor except for unity as in the case of prime numbers. | 02-27-2014 |
20140059086 | TEST DATA GENERATION AND SCALE UP FOR DATABASE TESTING USING UNIQUE COMMON FACTOR SEQUENCING - Embodiments of the present invention provide a system and computer program product for test data generation using unique common factor sequencing. In an embodiment of the invention, a computer program product for test data generation using unique common factor sequencing is provided. The computer program product includes loading a table for population with test data in a test data generation tool executing in memory of a computer. A column set of multiple columns in the table associated with a key to the table can be selected for processing and different cardinality sequence values are assigned to the columns in the set such that the cardinality sequence values do not share a common factor except for unity as in the case of prime numbers. | 02-27-2014 |
20140114924 | DATA LOADING TOOL - In an exemplary embodiment of this disclosure, a method for loading data from a backup image of a database includes selecting a subset statement defining a subset of the data in the database. Tables of the database are identified based on metadata of the database. A target database is written having the structure but not the data of the identified tables. One or more table statements are constructed, by a computer processor, defining a subset of each identified table based on the subset statement. Selected data is unloaded from a backup image into the target database using respective table statements as filters. | 04-24-2014 |
20140136512 | RELATIVE PERFORMANCE PREDICTION OF A REPLACEMENT DATABASE MANAGEMENT SYSTEM (DBMS) - Embodiments of the present invention provide a method, system and computer program product for pre-migration performance prediction of a database management system (DBMS). In an embodiment of the invention, a method for pre-migration performance prediction of a DBMS can include executing a calibration workload in a target DBMS to produce a conversion factor of cost of executing the calibration workload to temporal performance of executing the calibration workload. The method also can include subsequently submitting a sample workload from a database of a source DBMS for evaluation of cost of execution on an empty replica of the database in the target DBMS. Finally, the method can include predicting a temporal performance of the sample workload in the target DBMS as a product of the conversion factor and the cost of execution of the sample workload on the empty replica of the database in the target DBMS. | 05-15-2014 |
20140136516 | RELATIVE PERFORMANCE PREDICTION OF A REPLACEMENT DATABASE MANAGEMENT SYSTEM (DBMS) - Embodiments of the present invention provide a method, system and computer program product for pre-migration performance prediction of a database management system (DBMS). In an embodiment of the invention, a method for pre-migration performance prediction of a DBMS can include executing a calibration workload in a target DBMS to produce a conversion factor of cost of executing the calibration workload to temporal performance of executing the calibration workload. The method also can include subsequently submitting a sample workload from a database of a source DBMS for evaluation of cost of execution on an empty replica of the database in the target DBMS. Finally, the method can include predicting a temporal performance of the sample workload in the target DBMS as a product of the conversion factor and the cost of execution of the sample workload on the empty replica of the database in the target DBMS. | 05-15-2014 |
20150261816 | DYNAMICALLY INDENTIFYING AND PREVENTING SKEWED PARTITIONS IN A SHARED-NOTHING DATABASE - Dynamically identifying and preventing skewed partitions in a shared-nothing database is provided. The database management system software receives a parameter for identifying a threshold value associated with at least one distribution key value. Optimizer statistics are gathered on a first table that is distributed across one or more partitions in the shared-nothing database, wherein the first table includes a first table name. Distribution key skew is identified based on the gathered optimizer statistics indicating the threshold value being exceeded. A second table with an alternate distribution key, is created having a second table name for receiving overflow data rows associated with the at least one distribution key value based on the identified distribution key skew. A union all view is created based on the first and the second table. | 09-17-2015 |
20150261840 | DYNAMICALLY INDENTIFYING AND PREVENTING SKEWED PARTITIONS IN A SHARED-NOTHING DATABASE - Dynamically identifying and preventing skewed partitions in a shared-nothing database is provided. The database management system software receives a parameter for identifying a threshold value associated with at least one distribution key value. Optimizer statistics are gathered on a first table that is distributed across one or more partitions in the shared-nothing database, wherein the first table includes a first table name. Distribution key skew is identified based on the gathered optimizer statistics indicating the threshold value being exceeded. A second table with an alternate distribution key, is created having a second table name for receiving overflow data rows associated with the at least one distribution key value based on the identified distribution key skew. A union all view is created based on the first and the second table. | 09-17-2015 |
Patent application number | Description | Published |
20160026629 | QUESTION ANSWER SYSTEM USING PHYSICAL DISTANCE DATA - A question relating to an individual is received and context from the question is extracted. Subject matter criteria can be identified from the context of the question. A database containing history data that includes recorded positional data for physical objects relative to the location of the individual at the time of recording can be accessed and relevant physical objects from the history data can be identified based upon the subject matter criteria. A set of answers can be generated for the question from a corpus of data and ranked based upon the identified physical objects and physical distance between the individual and the relevant physical objects. | 01-28-2016 |
20160072747 | Automated spam filter updating by tracking user navigation - An email filter updating system includes a tracking component, and a logic component. The tracking component is provided to track user navigation. This tracking compiles information about websites the user has visited and presumably may “trust” in the event an email associated with one such site or application is later received by the user's email application. The logic component uses information and a set of configurable rule-based criteria to output a characterization that a particular email message has been initiated from a site that the user has visited or should otherwise trust. The characterization is then provided to the email filter to control whether in-bound email is passed to the user's email client inbox. Further, the logic component is operative to generate filter update commands that update the email filter in an automated manner, i.e., without user input. | 03-10-2016 |
20160072749 | Automated spam filter updating by tracking user navigation - An email filter updating system includes a tracking component, and a logic component. The tracking component is provided to track user navigation. This tracking compiles information about websites the user has visited and presumably may “trust” in the event an email associated with one such site or application is later received by the user's email application. The logic component uses information and a set of configurable rule-based criteria to output a characterization that a particular email message has been initiated from a site that the user has visited or should otherwise trust. The characterization is then provided to the email filter to control whether in-bound email is passed to the user's email client inbox. Further, the logic component is operative to generate filter update commands that update the email filter in an automated manner, i.e., without user input. | 03-10-2016 |
20160103884 | QUESTION ANSWER SYSTEM USING PHYISICAL DISTANCE DATA - A question relating to an individual is received and context from the question is extracted. Subject matter criteria can be identified from the context of the question. A database containing history data that includes recorded positional data for physical objects relative to the location of the individual at the time of recording can be accessed and relevant physical objects from the history data can be identified based upon the subject matter criteria. A set of answers can be generated for the question from a corpus of data and ranked based upon the identified physical objects and physical distance between the individual and the relevant physical objects. | 04-14-2016 |
Patent application number | Description | Published |
20100137727 | EXTRACTION OF FETAL CARDIAC SIGNALS - A method for processing cardiac signals includes accepting, from a sensor system, a set of one or more signals, the signals including components of a desired cardiac signal and components of a substantially periodic interfering signal. The method is applicable for extraction of desired fetal cardiac signals from signals with interference from the maternal cardiac signal. A periodicity of the interfering signal is determined, and one or more iterations of mitigating an effect of a component of the signals that exhibit periodicity at the determined periodicity of the interfering signal are performed. In some examples, the method further includes determining a periodicity of the desired cardiac signal, and performing one or more iterations of enhancing an effect of a component of the signals that exhibit periodicity at the determined periodicity of the desired cardiac signal. | 06-03-2010 |
20140350421 | EXTRACTION OF FETAL CARDIAC SIGNALS - A method for processing cardiac signals includes accepting, from a sensor system, a set of one or more signals, the signals including components of a desired cardiac signal and components of a substantially periodic interfering signal. The method is applicable for extraction of desired fetal cardiac signals from signals with interference from the maternal cardiac signal. A periodicity of the interfering signal is determined, and one or more iterations of mitigating an effect of a component of the signals that exhibit periodicity at the determined periodicity of the interfering signal are performed. In some examples, the method further includes determining a periodicity of the desired cardiac signal, and performing one or more iterations of enhancing an effect of a component of the signals that exhibit periodicity at the determined periodicity of the desired cardiac signal. | 11-27-2014 |
Patent application number | Description | Published |
20090305452 | Methods of Making Quantum Dot Films - Optical and optoelectronic devices and methods of making same. Under one aspect, an optical device includes an integrated circuit an array of conductive regions; and an optically sensitive material over at least a portion of the integrated circuit and in electrical communication with at least one conductive region of the array of conductive regions. Under another aspect, a method of forming a nanocrystalline film includes fabricating a plurality of nanocrystals having a plurality of first ligands attached to their outer surfaces; exchanging the first ligands for second ligands of different chemical composition than the first ligands; forming a film of the ligand-exchanged nanocrystals; removing the second ligands; and fusing the cores of adjacent nanocrystals in the film to form an electrical network of fused nanocrystals. Under another aspect, a film includes a network of fused nanocrystals, the nanocrystals having a core and an outer surface, wherein the core of at least a portion of the fused nanocrystals is in direct physical contact and electrical communication with the core of at least one adjacent fused nanocrystal, and wherein the film has substantially no defect states in the regions where the cores of the nanocrystals are fused. | 12-10-2009 |
20100133418 | QUANTUM DOT OPTICAL DEVICES WITH ENHANCED GAIN AND SENSITIVITY AND METHODS OF MAKING SAME - Optical and optoelectronic devices and methods of making same. Under one aspect, an optical device includes an integrated circuit an array of conductive regions; and an optically sensitive material over at least a portion of the integrated circuit and in electrical communication with at least one conductive region of the array of conductive regions. Under another aspect, a method of forming a nanocrystalline film includes fabricating a plurality of nanocrystals having a plurality of first ligands attached to their outer surfaces; exchanging the first ligands for second ligands of different chemical composition than the first ligands; forming a film of the ligand-exchanged nanocrystals; removing the second ligands; and fusing the cores of adjacent nanocrystals in the film to form an electrical network of fused nanocrystals. Under another aspect, a film includes a network of fused nanocrystals, the nanocrystals having a core and an outer surface, wherein the core of at least a portion of the fused nanocrystals is in direct physical contact and electrical communication with the core of at least one adjacent fused nanocrystal, and wherein the film has substantially no defect states in the regions where the cores of the nanocrystals are fused. | 06-03-2010 |
Patent application number | Description | Published |
20150356130 | DATABASE MANAGEMENT SYSTEM - A method of operating a database system access to plurality of heterogeneous databases, each of said databases having a structure based on a respective database model and storing a plurality of data entities having attributes and occurrences within the structure; providing an interface database, the interface database populated with a plurality of unique, multi-character expressions associated with the data entities of plurality of databases, whereby the plurality of unique, multi-character expressions are defined by assigning to every entity, every attribute and every entity occurrence a unique, multi-character expression, the expression having a predetermined hierarchical structure which defines the relationship between each entity, attribute and entity occurrence with every other entity, attribute and entity occurrence in the interface database and storing said expressions in an expression set table linking each element of each expression to a hierarchical level and a position in a data model. | 12-10-2015 |
20160070751 | DATABASE MANAGEMENT SYSTEM - A method of querying a database with a graphical user interface comprising the steps of: scanning a portion of the database defining a first group, with a database query expression; generating and displaying, in response to the scanning, a set of results defining at least one sub group; allowing a user to select and store the displayed at least one sub group; and allowing a user to select the stored sub group as a group on which at least one query is to be performed. | 03-10-2016 |
20160078104 | DATABASE MANAGEMENT SYSTEM - A method of querying a database system, the database system comprising at least one database populated with a plurality of unique, multi-character expressions associated with the data entities of the at least one database, the method comprising: providing a graphical user interface for receiving at least one input selection from a user defining a database query expression; scanning the at least one database with the database query expression to obtain a first set of results; parsing the first set of results with a user profile expression associated with the user to obtain a second set of results, the user profile expression comprising a unique, multi-character expression; and displaying the second set of results in the graphical user interface. | 03-17-2016 |
Patent application number | Description | Published |
20100032188 | ELECTRIC INSULATOR AND USE THEREOF - An electric insulator including an electric insulation and a semiconducting layer forming on an outermost surface of the insulator that faces the environment surrounding the electric insulator. The semiconducting layer includes a polymer matrix. Particles of a material confer a semiconducting character to the layer. The particles are dispersed in the matrix. The particles include nanostructures. | 02-11-2010 |
20100201472 | DRY-TYPE TRANSFORMER WITH A POLYMER SHIELD CASE AND A METHOD OF MANUFACTURING THE SAME - The invention is directed to a transformer and a method of manufacturing the same, wherein at least a portion of a core is disposed inside a shield case formed from a polymeric resin composition containing conductive particles. An encasement comprising a dielectric resin encapsulates the shield case. An electrical conductor is electrically connected to the shield case and is accessible from the exterior of the encasement. | 08-12-2010 |
20100227158 | SURFACE MODIFIED ELECTRICAL INSULATION SYSTEM WITH IMPROVED TRACKING AND EROSION RESISTANCE - Surface modified electrical insulation system including a hardened or cured synthetic polymer composition including at least one filler, wherein the surface of said synthetic polymer composition is modified by being coated with a thin coating. The thin coating is applied by a plasma enhanced chemical vapor deposition (PECVD) with a thickness within the range of about 50 nanometer to about 50 μm; and/or a by a sol-gel technique with a thickness within the range of about 0.5 micron to about 1 mm. The thin coat is an electrically non-conductive polymeric material having a melting point which is distinctly higher than the melting point or degradation temperature of the synthetic filler containing polymer composition. | 09-09-2010 |
20100227951 | POLYMER CONCRETE ELECTRICAL INSULATION - Polymer concrete electrical insulation including a hardened epoxy resin composition filled with an electrically non-conductive inorganic filler compositions. The polymer concrete electrical insulation system optionally may contain additives. The epoxy resin composition is based on a cycloaliphatic epoxy resin. The inorganic filler composition can be present within the range of about 76% by weight to about 86% by weight, calculated to the total weight of the polymer concrete electrical insulation system. The inorganic filler composition includes a uniform mixture of (i) an inorganic filler with an average grain size within the range of 1 micron (μm) to 100 micron (μm) [component c(i)], and (ii) an inorganic filler with an average grain size within the range of 0.1 mm (100 micron) to 2 mm [component c(ii)]. The inorganic filler with an average grain size within the range of 1 micron (μm) to 100 micron (μm) [component c(i)] can be present in an amount within the range of 22% to 42%, calculated to the total weight of the polymer concrete electrical insulation system; and (e) the inorganic filler with an average grain size within the range of 0.1 mm to 2 mm [component c(ii)] is present within the range of 41% to 61% by weight, calculated to the total weight of the polymer concrete electrical insulation; and method of producing said electrical insulation. | 09-09-2010 |
20110027532 | SURFACE MODIFIED ELECTRICAL INSULATION SYSTEM - A surface modified electrical insulation system having a super hydrophobic surface, the insulation system having a hardened or cured synthetic polymer composition which contains at least one filler material and optionally further additives. The at least one filler material can be selected from a group of filler materials containing inorganic oxides, inorganic hydroxides and inorganic oxyhydroxides. The surface of the electrical insulation system can be formed as a structured surface with micro-scale and nano-scale features, whereby the surface is covered with a liquid hydrophobic compound. | 02-03-2011 |
Patent application number | Description | Published |
20160026629 | QUESTION ANSWER SYSTEM USING PHYSICAL DISTANCE DATA - A question relating to an individual is received and context from the question is extracted. Subject matter criteria can be identified from the context of the question. A database containing history data that includes recorded positional data for physical objects relative to the location of the individual at the time of recording can be accessed and relevant physical objects from the history data can be identified based upon the subject matter criteria. A set of answers can be generated for the question from a corpus of data and ranked based upon the identified physical objects and physical distance between the individual and the relevant physical objects. | 01-28-2016 |
20160072747 | Automated spam filter updating by tracking user navigation - An email filter updating system includes a tracking component, and a logic component. The tracking component is provided to track user navigation. This tracking compiles information about websites the user has visited and presumably may “trust” in the event an email associated with one such site or application is later received by the user's email application. The logic component uses information and a set of configurable rule-based criteria to output a characterization that a particular email message has been initiated from a site that the user has visited or should otherwise trust. The characterization is then provided to the email filter to control whether in-bound email is passed to the user's email client inbox. Further, the logic component is operative to generate filter update commands that update the email filter in an automated manner, i.e., without user input. | 03-10-2016 |
20160072749 | Automated spam filter updating by tracking user navigation - An email filter updating system includes a tracking component, and a logic component. The tracking component is provided to track user navigation. This tracking compiles information about websites the user has visited and presumably may “trust” in the event an email associated with one such site or application is later received by the user's email application. The logic component uses information and a set of configurable rule-based criteria to output a characterization that a particular email message has been initiated from a site that the user has visited or should otherwise trust. The characterization is then provided to the email filter to control whether in-bound email is passed to the user's email client inbox. Further, the logic component is operative to generate filter update commands that update the email filter in an automated manner, i.e., without user input. | 03-10-2016 |
20160103884 | QUESTION ANSWER SYSTEM USING PHYISICAL DISTANCE DATA - A question relating to an individual is received and context from the question is extracted. Subject matter criteria can be identified from the context of the question. A database containing history data that includes recorded positional data for physical objects relative to the location of the individual at the time of recording can be accessed and relevant physical objects from the history data can be identified based upon the subject matter criteria. A set of answers can be generated for the question from a corpus of data and ranked based upon the identified physical objects and physical distance between the individual and the relevant physical objects. | 04-14-2016 |