Definition of ripple

Refers definition of ripple person, place, thing, quality, etc. Simon sat on the shore, looking at the ripples on the surface of the lake. Simon si sedette sulla riva, guardando le increspature sulla superficie del lago. Verb not taking a direct object–for example, “She jokes.

The water rippled as the boat moved through it. L’acqua si increspò mentre la barca si muoveva. When the mayor mounted the stage, a ripple of murmurs broke out in the room. Quando il sindaco salì sul palco, nella stanza si sentì un mormorio di conversazioni.

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Bethan’s hair fell down her back in ripples. I capelli di Bethan le ricadevano in onde sulla schiena. The news rippled through the village. Le notizie correvano per il villaggio. When one person applauds and everyone else joins in, that’s the ripple effect at work. Quando una persona applaude e tutti gli altri la imitano, entra in azione l’effetto domino.

Quando una persona applaude e tutti gli altri la imitano, entra in azione una reazione a catena. Vedi la traduzione automatica di Google Translate di ‘ripple’. A small box, also made of ivory, containing tiny combs . My first thought is that I have seen the devil. Whatever You Do Someone Will Die. Transitive sense “cause to ripple” is from 1786. Meaning “mark or movement suggestive of a ripple” is from 1843.

I hope you have found this site to be useful. If you have any corrections, additions, or comments, please contact me. Please note that I am not able to respond to all requests. Please consult a major dictionary before e-mailing your query. Links to this page may be made without permission. Menu IconA vertical stack of three evenly spaced horizontal lines. Ripple, the company behind cryptocurrency XRP, is setting its sights on Asia.

Asheesh Birla, VP of product for Ripple, told Business Insider that banks on the continent are more open to innovation than US-based firms. The company is speeding up plans for XRapid, a product that enhances cross-border payments in emerging markets. Ripple, the financial technology company behind cryptocurrency XRP, is setting its sights on Asia. It would be helpful to think of Ripple as a corporation,” Asheesh Birla, VP of product for Ripple, told Business Insider. XRP is just part of the equation for Ripple. They have a bigger risk appetite,” Birla said. We have a big emphasis in India and Japan.

In the US market it has been a little bit slow to be honest. Neither bank responded to messages seeking comment. The company is also speeding up plans for XRapid, an XRP-powered product that seeks to enhance cross-border payments for emerging markets. Cuallix, a financial services firm, is one firm using XRapid.

I am blown away with how fast these banks are digging into this,” Birla said. In some parts of Asia, regulators have provided more guidance on cryptocurrencies than those in the US. Japan, for instance, deemed bitcoin a legal tender and its top financial regulator provided a clear definition for cryptocurrencies in its amended Payment Services Act in 2017. That makes institutional money feel more secure with the space,” John Spallanzani of Miller Value Partners said. In December, SBI Ripple Asia announced a partnership with 61 Japanese banks to run tests on how distributed ledger technology can simplify international money transfers. It could also lower costs, according to research by Deutsche Bank. Fees for overseas remittances could fall as low as one-tenth the current level of several hundred yen,” the bank said.

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Still, some market watchers are skeptical of whether Ripple will be able to attract big bank clients. CEO Brad Garlinghouse denied those claims. Watch the price of XRP in real-time on Markets Insider, here. Granny squares are regaining popularity but I really didn’t want to do more squares.

A ripple seemed like it would be fun but still wasn’t tickling my fancy. My brother-in-law said that the colors I used made him want a Guinness so I believe I’ve named this pattern appropriately. Use recommended hk for selected yarn. Use larger size hk for a lacier version. This pattern is not suitable for eyelash or similar yarns that would obscure the spike stitch definition.

The spike stitch needs a yarn with little or no halo in order to look its best. The greater the contrast between yarn colors, the more dramatic the spike stitch effect will be. The sample used up almost the entire skein of six of the seven colors I’d chosen, plus more for the one I used for the border, It is sized for an infant or child so for an adult sized afghan, you’ll need to at least double the amount of yarn used if the yarn is worsted weight. Although I used the Yarn Bee Soft Secret yarn for the sample project, I would not recommend its use. It is also slippery so slip knots tend to, well, slip apart. Other Yarn Bee yarns I’ve used have not had this problem so don’t hesitate to use them.

Instead of making two rows of ea color, try making one or three or four. Divide that measurement into the final width to get the number of reps. Next, determine the length of your base ch or fsc row. Finally, add 7 sts if you will be using a starting chain, i. Or, add 4 sts if you will be using an fsc base row, i.

The spike stitch is worked into the row that is 2 rows below the row you are adding. See symbol chart for placement of spike. Dc into indicated sp, dc loosely between second and third dc on second row below one being made, dc into same sp as first dc. If your second dc isn’t loose enough for your liking, feel free to replace it with a treble crochet. Ch 1, with the right side of the work facing you, work left to right and insert hk into the front of the next st to the right, yo, pull through, yo, pull through both lps on hk. Insert hk into the front of the next st to the right, yo, pull through, yo, pull through both lps on hk. Rep step 2 until you reach the first rsc, join with sl st.

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Here’s a video from the Crochet Geek to help you if needed: Crab Stitch Reverse Single Crochet Edging Border. Choose how to start your blanket, with either a base chain or an fsc row and follow the appropriate section below. With color A, ch the number of chs needed for the size blanket you are making. See the Notes section above to determine how many you’ll need. Join color B with  as sl st in top of last dc. With color A, make the number of fsc needed for the size blanket you are making.

Note: You will be working the 3 dc groups into the sps between each two 3 dc groups on the previous row unless the instructions specifically say to work into a different sp. Fasten off but do not turn. Join color B with sl st in top of last dc. Join next color with sl st in top of last dc. Rep rows 3 and 4 with each color in sequence until piece is as long as you need it to be, ending with last color. Weave in all ends before starting border. Fasten off if not continuing to round 3.

Chart made using the Crochet Charts software made by Stitch Works Software. Wash and block as needed, especially the tips of each wave. This is the latest accepted revision, reviewed on 19 July 2018. Jump to navigation Jump to search “Database Software” redirects here. For the computer program, see Europress. For a topical guide to this subject, see Outline of databases. An example of output from an SQL database query.

A database is an organized collection of data, stored and accessed electronically. Sometimes a DBMS is loosely referred to as a “database”. Computer scientists may classify database-management systems according to the database models that they support. Relational databases became dominant in the 1980s. Formally, a “database” refers to a set of related data and the way it is organized.

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Because of the close relationship between them, the term “database” is often used casually to refer to both a database and the DBMS used to manipulate it. This article is concerned only with databases where the size and usage requirements necessitate use of a database management system. Creation, modification and removal of definitions that define the organization of the data. Insertion, modification, and deletion of the actual data. Providing information in a form directly usable or for further processing by other applications. The retrieved data may be made available in a form basically the same as it is stored in the database or in a new form obtained by altering or combining existing data from the database. Registering and monitoring users, enforcing data security, monitoring performance, maintaining data integrity, dealing with concurrency control, and recovering information that has been corrupted by some event such as an unexpected system failure.

Definition of ripple

Both a database and its DBMS conform to the principles of a particular database model. Database system” refers collectively to the database model, database management system, and database. Since DBMSs comprise a significant market, computer and storage vendors often take into account DBMS requirements in their own development plans. This section does not cite any sources. Databases are used to hold administrative information and more specialized data, such as engineering data or economic models. DBMS may become a complex software system and its development typically requires thousands of human years of development effort.

Some general-purpose DBMSs such as Adabas, Oracle and DB2 have been upgraded since the 1970s. Application software can often access a database on behalf of end-users, without exposing the DBMS interface directly. Application programmers may use a wire protocol directly, or more likely through an application programming interface. The sizes, capabilities, and performance of databases and their respective DBMSs have grown in orders of magnitude. The relational model, first proposed in 1970 by Edgar F. Codd, departed from this tradition by insisting that applications should search for data by content, rather than by following links.

The relational model employs sets of ledger-style tables, each used for a different type of entity. Object databases were developed in the 1980s to overcome the inconvenience of object-relational impedance mismatch, which led to the coining of the term “post-relational” and also the development of hybrid object-relational databases. The next generation of post-relational databases in the late 2000s became known as NoSQL databases, introducing fast key-value stores and document-oriented databases. The term represented a contrast with the tape-based systems of the past, allowing shared interactive use rather than daily batch processing. 1960s a number of such systems had come into commercial use.

The CODASYL approach relied on the “manual” navigation of a linked data set which was formed into a large network. Later systems added B-trees to provide alternate access paths. Many CODASYL databases also added a very straightforward query language. However, in the final tally, CODASYL was very complex and required significant training and effort to produce useful applications. Edgar Codd worked at IBM in San Jose, California, in one of their offshoot offices that was primarily involved in the development of hard disk systems. He was unhappy with the navigational model of the CODASYL approach, notably the lack of a “search” facility.

Definition of ripple

OK Lighting Silver Ripple Mirror

In this paper, he described a new system for storing and working with large databases. Instead of records being stored in some sort of linked list of free-form records as in CODASYL, Codd’s idea was to use a “table” of fixed-length records, with each table used for a different type of entity. In the relational model, records are “linked” using virtual keys not stored in the database but defined as needed between the data contained in the records. The relational model also allowed the content of the database to evolve without constant rewriting of links and pointers. For instance, a common use of a database system is to track information about users, their name, login information, various addresses and phone numbers.

Definition of ripple

In the navigational approach, all of this data would be placed in a single record, and unused items would simply not be placed in the database. Linking the information back together is the key to this system. In the relational model, some bit of information was used as a “key”, uniquely defining a particular record. When information was being collected about a user, information stored in the optional tables would be found by searching for this key. Just as the navigational approach would require programs to loop in order to collect records, the relational approach would require loops to collect information about any one record. Codd’s suggestions was a set-oriented language, that would later spawn the ubiquitous SQL.

Codd’s paper was picked up by two people at Berkeley, Eugene Wong and Michael Stonebraker. They started a project known as INGRES using funding that had already been allocated for a geographical database project and student programmers to produce code. Beginning in 1973, INGRES delivered its first test products which were generally ready for widespread use in 1979. IBM itself did one test implementation of the relational model, PRTV, and a production one, Business System 12, both now discontinued. In 1970, the University of Michigan began development of the MICRO Information Management System based on D. In the 1970s and 1980s, attempts were made to build database systems with integrated hardware and software.

The underlying philosophy was that such integration would provide higher performance at lower cost. 38, the early offering of Teradata, and the Britton Lee, Inc. Another approach to hardware support for database management was ICL’s CAFS accelerator, a hardware disk controller with programmable search capabilities. IBM started working on a prototype system loosely based on Codd’s concepts as System R in the early 1970s. Though Oracle V1 implementations were completed in 1978, it wasn’t until Oracle Version 2 when Ellison beat IBM to market in 1979.

Definition of ripple

Stonebraker went on to apply the lessons from INGRES to develop a new database, Postgres, which is now known as PostgreSQL. In Sweden, Codd’s paper was also read and Mimer SQL was developed from the mid-1970s at Uppsala University. In 1984, this project was consolidated into an independent enterprise. In the early 1980s, Mimer introduced transaction handling for high robustness in applications, an idea that was subsequently implemented on most other DBMSs.

1976 and gained popularity for database design as it emphasized a more familiar description than the earlier relational model. The 1980s ushered in the age of desktop computing. The new computers empowered their users with spreadsheets like Lotus 1-2-3 and database software like dBASE. The dBASE product was lightweight and easy for any computer user to understand out of the box. The 1990s, along with a rise in object-oriented programming, saw a growth in how data in various databases were handled.

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Programmers and designers began to treat the data in their databases as objects. XML databases are a type of structured document-oriented database that allows querying based on XML document attributes. XML databases are mostly used in enterprise database management, where XML is being used as the machine-to-machine data interoperability standard. NoSQL databases are often very fast, do not require fixed table schemas, avoid join operations by storing denormalized data, and are designed to scale horizontally. In recent years, there has been a strong demand for massively distributed databases with high partition tolerance, but according to the CAP theorem it is impossible for a distributed system to simultaneously provide consistency, availability, and partition tolerance guarantees. SQL and maintaining the ACID guarantees of a traditional database system.

Definition of ripple

Research activity includes theory and development of prototypes. One way to classify databases involves the type of their contents, for example: bibliographic, document-text, statistical, or multimedia objects. Another way is by their application area, for example: accounting, music compositions, movies, banking, manufacturing, or insurance. A third way is by some technical aspect, such as the database structure or interface type.

An in-memory database is a database that primarily resides in main memory, but is typically backed-up by non-volatile computer data storage. Main memory databases are faster than disk databases, and so are often used where response time is critical, such as in telecommunications network equipment. An active database includes an event-driven architecture which can respond to conditions both inside and outside the database. Possible uses include security monitoring, alerting, statistics gathering and authorization. Many databases provide active database features in the form of database triggers. A cloud database relies on cloud technology. Data warehouses archive data from operational databases and often from external sources such as market research firms.

The warehouse becomes the central source of data for use by managers and other end-users who may not have access to operational data. A deductive database combines logic programming with a relational database, for example by using the Datalog language. A distributed database is one in which both the data and the DBMS span multiple computers. A document-oriented database is designed for storing, retrieving, and managing document-oriented, or semi structured, information. Document-oriented databases are one of the main categories of NoSQL databases. An embedded database system is a DBMS which is tightly integrated with an application software that requires access to stored data in such a way that the DBMS is hidden from the application’s end-users and requires little or no ongoing maintenance.

End-user databases consist of data developed by individual end-users. Examples of these are collections of documents, spreadsheets, presentations, multimedia, and other files. Several products exist to support such databases. Some of them are much simpler than full-fledged DBMSs, with more elementary DBMS functionality. A federated database system comprises several distinct databases, each with its own DBMS.

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A graph database is a kind of NoSQL database that uses graph structures with nodes, edges, and properties to represent and store information. In a hypertext or hypermedia database, any word or a piece of text representing an object, e. Hypertext databases are particularly useful for organizing large amounts of disparate information. A mobile database can be carried on or synchronized from a mobile computing device. Operational databases store detailed data about the operations of an organization. They typically process relatively high volumes of updates using transactions. A parallel database seeks to improve performance through parallelization for tasks such as loading data, building indexes and evaluating queries.

The major parallel DBMS architectures which are induced by the underlying hardware architecture are: Shared memory architecture, where multiple processors share the main memory space, as well as other data storage. Shared nothing architecture, where each processing unit has its own main memory and other storage. Probabilistic databases employ fuzzy logic to draw inferences from imprecise data. Real-time databases process transactions fast enough for the result to come back and be acted on right away. A spatial database can store the data with multidimensional features. The queries on such data include location-based queries, like “Where is the closest hotel in my area?

A temporal database has built-in time aspects, for example a temporal data model and a temporal version of SQL. More specifically the temporal aspects usually include valid-time and transaction-time. A terminology-oriented database builds upon an object-oriented database, often customized for a specific field. An unstructured data database is intended to store in a manageable and protected way diverse objects that do not fit naturally and conveniently in common databases. It may include email messages, documents, journals, multimedia objects, etc. The name may be misleading since some objects can be highly structured. However, the entire possible object collection does not fit into a predefined structured framework.

The first task of a database designer is to produce a conceptual data model that reflects the structure of the information to be held in the database. A common approach to this is to develop an entity-relationship model, often with the aid of drawing tools. Another popular approach is the Unified Modeling Language. Producing the conceptual data model sometimes involves input from business processes, or the analysis of workflow in the organization. This can help to establish what information is needed in the database, and what can be left out.

For example, it can help when deciding whether the database needs to hold historic data as well as current data. Having produced a conceptual data model that users are happy with, the next stage is to translate this into a schema that implements the relevant data structures within the database. This process is often called logical database design, and the output is a logical data model expressed in the form of a schema. The most popular database model for general-purpose databases is the relational model, or more precisely, the relational model as represented by the SQL language. The process of creating a logical database design using this model uses a methodical approach known as normalization.

Definition of ripple