[Docs] Clarify mapping `index` option default (#27104)
[Docs] Clarify mapping `index` option default (#27104)


HonzaKral/elasticsearch,rajanm/elasticsearch,masaruh/elasticsearch,scorpionvicky/elasticsearch,uschindler/elasticsearch,HonzaKral/elasticsearch,gingerwizard/elasticsearch,wenpos/elasticsearch,nknize/elasticsearch,kalimatas/elasticsearch,rajanm/elasticsearch,ThiagoGarciaAlves/elasticsearch,fred84/elasticsearch,GlenRSmith/elasticsearch,wangtuo/elasticsearch,coding0011/elasticsearch,fred84/elasticsearch,gingerwizard/elasticsearch,scottsom/elasticsearch,uschindler/elasticsearch,fred84/elasticsearch,scottsom/elasticsearch,wangtuo/elasticsearch,wenpos/elasticsearch,kalimatas/elasticsearch,scorpionvicky/elasticsearch,nknize/elasticsearch,ThiagoGarciaAlves/elasticsearch,scorpionvicky/elasticsearch,qwerty4030/elasticsearch,scottsom/elasticsearch,qwerty4030/elasticsearch,masaruh/elasticsearch,gfyoung/elasticsearch,gfyoung/elasticsearch,maddin2016/elasticsearch,ThiagoGarciaAlves/elasticsearch,rajanm/elasticsearch,rajanm/elasticsearch,HonzaKral/elasticsearch,gingerwizard/elasticsearch,coding0011/elasticsearch,scottsom/elasticsearch,scorpionvicky/elasticsearch,robin13/elasticsearch,uschindler/elasticsearch,HonzaKral/elasticsearch,kalimatas/elasticsearch,gfyoung/elasticsearch,wenpos/elasticsearch,masaruh/elasticsearch,GlenRSmith/elasticsearch,uschindler/elasticsearch,ThiagoGarciaAlves/elasticsearch,wangtuo/elasticsearch,GlenRSmith/elasticsearch,gingerwizard/elasticsearch,wangtuo/elasticsearch,wangtuo/elasticsearch,s1monw/elasticsearch,ThiagoGarciaAlves/elasticsearch,scottsom/elasticsearch,robin13/elasticsearch,robin13/elasticsearch,nknize/elasticsearch,s1monw/elasticsearch,nknize/elasticsearch,rajanm/elasticsearch,ThiagoGarciaAlves/elasticsearch,maddin2016/elasticsearch,maddin2016/elasticsearch,fred84/elasticsearch,gfyoung/elasticsearch,wenpos/elasticsearch,rajanm/elasticsearch,gingerwizard/elasticsearch,GlenRSmith/elasticsearch,masaruh/elasticsearch,s1monw/elasticsearch,nknize/elasticsearch,scorpionvicky/elasticsearch,GlenRSmith/elasticsearch,qwerty4030/elasticsearch,masaruh/elasticsearch,gingerwizard/elasticsearch,kalimatas/elasticsearch,wenpos/elasticsearch,coding0011/elasticsearch,kalimatas/elasticsearch,qwerty4030/elasticsearch,s1monw/elasticsearch,gfyoung/elasticsearch,maddin2016/elasticsearch,qwerty4030/elasticsearch,fred84/elasticsearch,coding0011/elasticsearch,robin13/elasticsearch,maddin2016/elasticsearch,gingerwizard/elasticsearch,s1monw/elasticsearch,coding0011/elasticsearch,uschindler/elasticsearch,robin13/elasticsearch