<prompt> Kuandika SQL query cheo mito na bahari kulingana na urefu wao, na 1 kuwa ndefu zaidi.  <response>: Heres an example SQL query to rank rivers and oceans based on length:SELECT name, length, dense_rank OVERORDER BY length DESC as rankFROM rivers_and_oceansORDER BY rank;This query assumes that the rivers_and_oceans table has columns called name and length that contain the respective data. The dense_rank function is used to assign a unique rank to each river or ocean in case there are ties in the length. The ORDER BY clause sorts the results by rank to display them in ascending order. 