The tune of the author in this passage sounds_____about what he says.

A . statistics recommendations B . SQL Profile recommendations C . Index-related recommendations D . restructuring of SQL recommendatio

A . the early 30 B . the early 30’s C . early 30 D . earlier 30&rsquo

A .  Every SQL statement in the STS is considered only once for execution. B .  The SQL statements in the STS are executed concurrently to produce the execution plan and execution statistics. C .  The execution plan and execution statistics are computed for each SQL statement in the STS.  D .  The effects of DDL and DML are considered to produce the execution plan and execution statistics.

A . statistics recommendations B . SQL profile recommendations C . index-related recommendations D . restructuring of SQL recommendatio

A . Ironic B . Passionate C . Humorous D . Matter-of-fact

A .  statistics recommendations B .  SQL profile recommendations C .  index-related recommendations D .  restructuring of SQL recommendatio

A .  statistics recommendations B .  SQL Profile recommendations C .  Index-related recommendations D .  restructuring of SQL recommendatio

A .  generating the SQL profile B .  testing and accepting the SQL profile C .  generating a list of candidate SQLs for tuning D .  adding tuned SQL plans into the SQL plan baseline E .  tuning each SQL statement in the order of importance  F .  generating baselines that include candidate SQLs for tuning

A．doubtful B．positive C．negative D．uninterested

A．Literature can be a powerful tool for asserting the cultural values and political rights of ethnic groups. B．The artistic traditions of Native American peoples are similar to those of European cultures. C．All writings produced by Native Americans express, either directly or indirectly, a political position. D．The major responsibility of Native American writers is to celebrate and preserve the cultural traditions of their people. 此题为多项选择题。

A．explain how cold viruses are transmitted B．prove that a poor diet causes colds C．discuss the relationship between income and frequency of colds D．analyze the distribution of income among the people in the study

A．The influence of the traditional culture. B．The haunting of the vanity. C．The fashion and the general social climate. D．The loss of the true understanding of beauty.

A．Y B．N C．NG

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A. statistics recommendations B. SQL profile recommendations C. index-related recommendations D. restructuring of SQL recommendations

A．An increase in technology. B．The growing complexity of the child's psychological needs. C．A decrease in the child's intellectual capacities. D．The growing number of single parent families.

A．think highly of the American service B．find it impossible to accept the American service C．do not appreciate the American service D．will gradually accept the American service

A．critical B．neutral C．positive D．suspicious

A．To demonstrate so many people are concerned with philanthropy. B．To illustrate the manager's kindness. C．To show that such coincidences should have some hidden relationship which people can hardly explain in words. D．God or the cosmos had "synchronized watches" between the bookstore and the women's shelter. 此题为多项选择题。

A．illegal and need to be sent back to where they're from. B．essential to the construction of US economy. C．encouraged to work illegally in US. D．enjoying the public services without contributing to them.

A．To call on people to reduce carbon footprints. B．To offer tips on how to live a low-carbon life. C．To introduce the research on carbon footprints. D．To clear up misunderstandings about carbon emission.