Ans: Primary index: the primary index contains key fiels of a table and a pointer to non-key fields of the table. The primary index is created automatically when a table is created in database and moreover you can further define reference to the primary index which are known as Secondary index.

A primary confluence is one that meets the primary goals of the project, that is, it is on (or close to) land, and not ruled out by the "Poles Problem" restrictions. Check out "What is a primary confluence" above for more details on this. A confluence that is on (or close to) land, but ruled out by the Poles rule is called secondary. Confluence points of this type will be accepted if visited but are not part of the primary goals of the project. See similar questions...

A.) RSH Web Services actually has three name servers. Although for registering or transferring domains ending in .com .net .org and 95% of all other domain names only two are needed See similar questions...

Yes, it can. It tries finding identity field and if a primary key is not found, it will check all fields as row key. You can customize Row Key if you know which is the fields group with unique values. See similar questions...

Primary : a relational database constraint. Primary key consists of one or more columns that uniquely identify a row in the table. For a normalized relation, there is one designated primary key. Unique index: a physical object that stores only unique values. There can be one or more unique indexes on a table. See similar questions...

Primary drug of abuse is the drug type that caused the most dysfunction, and secondary drug is the drug type (if any) that has resulted in a lesser degree of dysfunction than the primary drug of abuse. The drugs of abuse categories are alcohol, marijuana/hashish, cocaine/crack, opiates, amphetamines, sedatives, inhalants, hallucinogens, over-the-counter drugs, and others. See similar questions...

Yes, this requirement applies to all investigators involved in the design or conduct of research involving human subjects. If the grantee organization is having difficulty obtaining documentation, NIH staff may consider issuing awards that restrict the third party participation until the documentation is received by NIH. This will streamline issuing awards in situations where the third party participation is not essential to the start of the project. See similar questions...

A primary key is a single column or multiple columns defined to have unique values that can be used as row identifications. See similar questions...

A foreign key is a single column or multiple columns defined to have values that can be mapped to a primary key in another table. See similar questions...

A Foreign Address can only be primary if the employee is an ex-employee or is a non-paid employee. If payment needs to be sent abroad and the employee is still active, the specialist will need to enter the Departmental Messenger Mail address. The department/school will be responsible for sending the check to the employee. Foreign addresses can only be changed to primary on the pay period after the last paid pay period. You will be able to retroactively hire most employees in Oracle as needed. See similar questions...

You will need to provide us with completed primary insurance information. As a courtesy to our patients, Jasper County Hospital submits bills to your insurance company and will do everything possible to advance your claim. However, it may become necessary for you to contact your insurance company, or supply additional information to them, for claims processing requirements or to expedite payment. See similar questions...

This refers to the name server computers where the record of your domain name is held. This is needed to register a domain name and we supplies this for you unless otherwise specified. Generally we setup 2 Domain Server for your security. See similar questions...

Generally, domain names are hosted on more than one name server. Hosted meaning the name to IP address mappings are stored on those servers... don't confuse this with web site hosting, that's a separate service entirely. DNS points the names to IP addresses, where a web site, or ftp, or e-mail server might be sitting. When a domain name is on multiple servers, one of the servers acts as a "Primary" or "Master" server. The other servers are then called "Slaves" or "Secondary" servers. See similar questions...

Yes. Each listing will indicate whether a home is primary or secondary. A primary home will very often have more amenities and luxuries, however, a vacation home may be just what you're looking for when you just want to relax! Additionally, the second/vacation homes will be available (empty) more often than a primary giving you more options for exchange or rental. Non-simultaneous swaps are becoming more and more popular among the Digsville membership. See similar questions...

The health insurance industry uses an informal practice called the "birthday rule." Under the birthday rule, the health plan of the parent whose birthday comes first in the calendar year is designated as the primary plan See similar questions...

A primary market, or "the issuing market", is where a security is issued and sold for the first time, either when a company issues capital shares on incorporation and sells them to founders or other investors, or when new shares are issued and sold in a period following incorporation for capital increase. Securities can also be put for sale to a specific group of investors, which is called "private placement". See similar questions...

Imagine if you wanted to find a book in a library - you ask a librarian for assistance but he can't help you because he is too busy helping someone else. You would then go to another librarian and ask her for assistance because she is not so busy. You could consider the first librarian as a primary name server and the second librarian as a secondary name server. See similar questions...

Any collectible still being produced, or that is a current item, is considered to be on the primary market. A collectible that has been retired or discontinued and, therefore, is no longer available on the primary market, is considered to be on the secondary market. See similar questions...

There can only be one primary server. As for the secondary servers, you can have as many as you want: the information they have about your zone will be replicated from the primary server. See similar questions...