What does (+) mean in sql joins?

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What are the different types of tables in sql?

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How we get all_group_function's(Sum,avg,count,max and min_value of a column(Sal) Using pl/sql anonymous block, with out using group function's. You shouldn't use more than one select statement in entire the program. Like cursor c is select * from <table_name>; except this you can't use another select statement. You can use no of variables as per requirement.

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What are analytic functions in sql?

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Can we create foreign key without primary key?

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select 10 from dual; y its showing all the rows with 10?

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How do you update a sql procedure?

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what is user defined functions? : Sql dba

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What are database links used for?

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What are the components of a PL/SQL block ?

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What are the advantages of normalization?

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What is the primary use of normalization?

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