When multiple users access the database concurrently the actions of a user should be uninterrupted and unaffected by actions of other users.

When this state is needed, i. e., when it is decided by a database administrator to bring the database back to this state ( e. g., by specifying this state by a desired point in time when the database was in this state ), these files are utilized to restore that state.

When the database is ready ( all its data structures and other needed components are defined ) it is typically populated with initial application's data ( database initialization, which is typically a distinct project ; in many cases using specialized DBMS interfaces that support bulk insertion ) before making it operational.

When data is replicated between database servers, so that the information remains consistent throughout the database system and users cannot tell or even know which server in the DBMS they are using, the system is said to exhibit replication transparency.

When a fully normalized database structure is extended to allow it to accommodate new types of data, the pre-existing aspects of the database structure can remain largely or entirely unchanged.

When a fund is added to a database for the first time, all or part of its historical data is recorded ex-post in the database.

When it is considered that some e-learning courses need to include video, mathematical equations using MathML, chemistry equations using CML and other complex structures the issues become very complex, especially if the systems needs to understand and validate each structure and then place it correctly in a database.

When database capabilities are combined with object-oriented programming language capabilities, the result is an object-oriented database management system ( OODBMS ).

When a user types in a password on such a system, the password handling software runs through a cryptographic hash algorithm, and if the hash value generated from the user's entry matches the hash stored in the password database, the user is permitted access.

When DNS was first introduced, the database was small and could be easily maintained by hand.

When sub-type relationships are rendered in a database, the super-type becomes what is referred to as a base table.

When a dog barks, the microphone records and transmits the sound to the hand-held unit for computer analysis by a database with thousands of dog barks pre-recorded into it.

When IBM released its first relational database product, they wanted to have a commercial-quality sublanguage as well, so it overhauled SEQUEL and renamed the basically new language ( System Query Language ) SQL to differentiate it from SEQUEL.

When Informix Corporation acquired Illustra and made their database engine an object-SQL DBMS by introducing their Universal Server, both Oracle and IBM followed suit by changing their database engines to be capable of object-relational extensions.

When in 1981, Video Out-Takes co-owner Lance Lawson ( a name that comes up repeatedly in Avary and Tarantino's films ) left to open the now famous Video Archives Avary went along, writing the store's database program with fellow 6502 programmer Andy Blinn on an Atari 800 computer.

When they were closer and he saw that one was a woman, he was more puzzled than ever.

When the meal was ready, he told Jones to wash up, and going into the front room, woke the girl.

When they reached their neighbor's house, Pamela said a few polite words to Grace and kissed Melissa lightly on the forehead, the impulse prompted by a stray thought -- of the type to which she was frequently subject these days -- that they might never see one another again.

When he regained consciousness he was in Lord's house, in the office of Doctor Lord, the deputy's deceased father.

When it was followed by a second, whining even closer, Cobb swerved sharply aside into a depression.

When the sea was visible ahead of them, the relief was as great as if the sun had come out.

When she appeared at the store to help out for a few hours even my looking at her was surreptitious lest my Uncle notice it.

When our eyes met the air was filled with an unuttered message of `` Me, too ''.

`` When I was in college '', I grinned, `` I remember a poem I had to read in my lit class.

When they got to Shillong, in Assam, he was happy.

`` When I came up, damnit, I thought I was going down.

When he awoke in the mornings, she was in his mind and he could hardly wait to get to school to be near her in the flesh.

When he came back to the schoolhouse, his mind was made up.

When he finally left the sinister mansion on Perdido Street, he was carried out in a coroner's basket.

When he was eight he began violin lessons.

When the possibility that he had not given reconsideration to so weighty a decision seemed to disconcert his questioners, Mr. Eisenhower was known to make his characteristic statement to the press that he was not going to talk about the matter any more.

When he was stripped, deloused and numbered by his guards, his much-thumbed sketchbook was seized and thrown on a pile of prisoners' goods to be confiscated.

When her right hand was incapacitated by the rheumatism, Sadie learned to write with her left hand.

When Harold Arlen returned to California in the winter of 1944, it was to take up again a collaboration with Johnny Mercer, begun some years before.

When he was fifteen John H. Mercer turned out his first song, a jazzy little thing he called `` Sister Susie, Strut Your Stuff ''.

When he heard that Paul Whiteman was looking for singers to replace the Rhythm Boys, Mercer applied and got the job, `` not for my voice, I'm sure, but because I could write songs and material generally ''.

When Fred Powell's brother-in-law, Charlie Keane, moved into the dead man's home, the anonymous letter writer took no chances on Charlie taking up where Fred had left off and wasted no time on a first notice:

When his head came down, Curt grabbed him by the hair and catapulted him head first into the wall.

When I mentioned that for my first long voyage I did not even have the money for the return fare, but had trusted to luck that I would earn a sufficient amount, the young people looked at me doubtingly.

When I take over Taliesin, the first thing I'll do is fire you ''.

When they were first written, there was evidently no thought of their being published, and those which refer to the writer's love for Mrs. Meynell particularly have the ring of truth.

When I first came across Samuel Johnson's pronouncement, `` the remedy for the ills of life is palliative rather than radical '', it seemed to me to sum up the profoundest of political and social truths.

When this second dilemma first became obvious -- during the mid to late '50's -- the United States appeared to have three choices.

When Napoleon's ship had borne him to Elba, French wines had started to cross the Channel, the first shipments in a dozen war-ridden years, but the supplies had not yet reached rural hostelries where the sweet wines of the Spanish peninsula still ruled.

When they first married he had been working in the fields all day, and she would get in the car and drive to wherever he was working, to take him a fresh hot meal.

When the first sprinkling of green appears I remove the board.

When solving an equation that involves division as well as other steps, do all the division steps first to reduce those parts of the equation to their numerical value.

When you first acquire a pool, we earnestly recommend -- for your own mental health -- a good long chat with your insurance agent.

When these groups were first formed many prominent and accomplished decorators could not have had the advantage of school training since interior design courses were rare and undeveloped during their youth.

When it comes to rate of early growth, the Indian python leads with a figure of about 3 feet 6 inches per year for the first two years, more or less.

When 1 ml of conjugate was passed through a column ( Af ), the first and second milliliter fractions collected were the most specific and gave no nonspecific staining in some experiments, and very little in others.

When we examine what each master says was his first collage we see that much the same thing happens in each.

When the chance came, they first eliminated cold cereal once a week, then gradually converted to hot fresh-ground cereal every day.

When Felix first opened the door on it, all these shades were tightly drawn and the whole studio was as dark as night.

When he finally got the coughing under control, he realized that Pete ( all he gave was his first name ) was still waiting for an answer -- he didn't even seem to wink as he continued to stare.

When the husband drops the case and returns to his wife, both seem sorry they brought the matter up in the first place.

When he at last did go to his room, he couldn't sleep and instead paced up and down before his little image of Acala, thinking first of Charlotte's tale of the man at Ryusenji, then of his biwa and the invisible Pacific waters.

When first informed he disbelieved the crow and turned all crows black ( where they were previously white ) as a punishment for spreading untruths.

When they were first occupied, the present-day islands including Milos with its important obsidian production were probably still connected to the mainland.

Even his old literary home, Punch, where the When We Were Very Young verses had first appeared, was ultimately to reject him, as Christopher Milne details in his autobiography The Enchanted Places, although Methuen continued to publish whatever Milne wrote, including the long poem ' The Norman Church ' and an assembly of articles entitled Year In, Year Out ( which Milne likened to a benefit night for the author ).