Query data from database |

Cross-row computation and proportion |

Grouping statistics |

Top n clients which account for half of the total sales |

Clients whose sales are among the top 15 over the years |

Link relative ratio and year-over-year computation |

Data computing involving multiple homogeneous datasheets |

Statistics by age group |

Make statistics on the best player |

Prepare test data |

StockRise for 10 Consecutive Day |

Average Interval between Buying Jetta and Magotan |

Calculate Payroll according to Absenteeism and Performance |

Locate records in big data file |

Compute proportion for big data |

Find possible customer churn |

Count and index the word occurrences in a given text |