Answer / Ramesh Chandra

Yes, Google uses SQL and a variety of other databases like BigTable for their services. For example, they use MySQL for some of their applications and services.

How do you create an update query?

1 Answers  

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In table three columns with 1 milion records(here there is no sequence values) i want add one more column with sequence values from the first how it is posible?

4 Answers   Tech Soft,

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How to copy a table in another table with datas?

9 Answers  

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explain primary keys and auto increment fields in mysql : sql dba

1 Answers  

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what is data manipulation language? : Sql dba

1 Answers  

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i have a table t1 a math 20 b phy 30 cchemisty 10 a math 40 b phy 23 c che 21 a math15 bphy 33 c che 56 write a quire to find out the max markr of each subject

8 Answers  

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What is primary key and foreign key with example?

1 Answers  

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If the base table structure is changed what will happen to join index????

2 Answers  

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What are commit, rollback, and savepoint?

1 Answers  

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Table 1: col1 Timestamp ---------------- 01-mar-2012 11:12:46 Table 2: col2 Timestamp -------------------- 01-mar-2012 11:12:10 01-mar-2012 11:11:23 Write a query to display a row with table2 col2 value less than tabl1 col1 value. Maximum timestamp value previous to table1 col1 value. Display a result as: Col1 col2 ----- ----- 01-mar-2012 11:12:46 01-mar-2012 11:12:10

1 Answers  

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ex: take one schema in that t1,t2,.....tn tables and you don't no the table name also. write a procedure if enter columns name then display the maching columns .otherwise display the unmatch columns.

1 Answers   Zensar,

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write a pl/sql function if enter a value=0 then output value=1 and vise verse with out using if and case statements.

3 Answers   Zensar,

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