Outputs of explain are with matchcols = 0. What does this signify?

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Is it possible to alter a table – for example adding a column, when another user is accessing or updating some columns?

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Define check constraint.

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How does db2 sample database connect?

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Which DB2 catalog tables are used to produce a list of table column by table for all tables in a database?

1 Answers  

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database DSNDB01 means a.db2 catalog b.db2 directory c.BSDS d.active logs answer with reason please

1 Answers  

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if i made sme changes in sub pgm wht r the things to be done for this ?

1 Answers   TCS,

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SI Stud name Subject Marks Pass/Fail 1 Sham Maths 40 P 1 Sham Physics 50 P 1 Sham Bio 20 F 2 Ram Maths 40 P 2 Ram Physics 50 P 2 Ram Bio 60 P For the above data , write the SQL query for the student who passed in all the subjects . For eg : I want the data of only Ram coz he passed all subjects .

2 Answers   Cognizant,

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How to find the number of rows in a db2 table?

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What is a LIKE table and how is it created?

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How do run the JCL which has 25 steps by skipping the following steps 5, 10,15 and 25 without using COND statement

5 Answers   Syntel,

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What is an instance database?

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