Is postgres faster than oracle?
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what is data independence exactly? give an example
What is the difference between substr and instr?
What is the difference difference between $ORACLE_HOME and $ORACLE_BASE.
hai, I am searching job on Oracle10g and PL/sql,Unix... can any one send me resume format. an suggest me how to prepare.. ann books..
Explain the difference between replace() and translate() functions in oracle?
What are joins, explain all types of joins?
How many objectname will be created for a single table drop function? Why 'flashback' query giving error "ORA-38312: original name is used by an existing object" while getting the table?
What is the difference between a hot backup and a cold backup in oracle?
how to find the second highest salary in a given table????
What is the usage of analyze command in oracle?
Tab A A B ------ 1 A 2 B 3 C Tab B A B ----- 4 D 5 E 6 F Generate the value into B table from A table. Only table A has the value. Write the SQL query to get B table value.
what is the syntax of update command?