Recreate the primary key.

重新创建主键。

youdao

So what is a primary key?

那么什么是主键？

youdao

Make sure each table has a primary key.

确保每个表都有一个主键。

youdao

At the meeting with ambassadors from member states of the Organization of The Islamic Conference,or OIC., Albright laid out the project's strategies for combating Islamic extremism: First,elevate diplomacy as the primary tool for resolving key conflicts involving Muslim countries.

VOA: standard.2009.04.24

The column family is organized by customer ID (primary key), you have columns for first name, last name, address, and all the normal customer information, plus as many rows as are needed for each purchase.

FORBES: What You Need to Know About NoSQL Databases

The four-term senator picked South Carolina -- a key primary battleground state -- for his speech in which he criticized Bush's handling of the economy and his foreign policy.

CNN: Blasting Bush, Kerry makes it official

It will buy textbooks for 16, 000 primary schools in the key subjects of Kiswahili, English, Maths and Science.

BBC: BAE Systems in Tanzania education payout