Interview Questions

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1. What are some predefined exceptions in PL/SQL? A list of predefined exceptions in PL/SQL: DUP_VAL_ON_INDEX ZERO_DIVIDE NO_DATA_FOUND TOO_MANY_ROWS CURSOR_ALREADY_OPEN INVALID_NUMBER INVALID_CURSOR PROGRAM_ERROR TIMEOUT _ON_RESOURCE STORAGE_ERROR LOGON_DENIED VALUE_ERROR etc.   2. What …

1. What is PL/SQL? PL/SQL stands for procedural language extension to SQL. It supports procedural features of programming language and SQL both. It was developed by Oracle Corporation in early of …

  1. What are Procedure, functions and Packages? Procedures and functions consist of set of PL/SQL statements that are grouped together as a unit to solve a specific problem or …

1.What is Partition Pruning ? Oracle optimizes SQL statements to mark the partitions or subpartitions that need to be accessed and eliminates (prunes) unnecessary partitions or subpartitions from access by …