How to remove a column from table?

Q Why do foreground writes decrease performance ?
Q Who is the new chairman of the Atomic Energy Commission?
Q Describe the method to create a permanent cookie?
Q Which metal is used to Galvanize iron?
Q Should my destructor throw an exception when it detects a problem?
Q Do you replace activesync?
Q What is difference between vbscript and vba?
Q Which bank adopted Pullu village in Thrissur district and has taken steps to transform the village as a model village in India?
Q What is incremental integration testing?
Q Expand BHI
Q Anosmia is the technical term for the loss of which sense?