solrj creates an index of about 129776 pieces of data at a time, created by multiple threads, with a maximum of 1w pieces of data processed by each thread. The core code for each thread is as follows. but after the actual creation of the index, there ...
when configuring Zookeeper + solrcloud the last access interface, You can visit http: 192.168.1.21:8280 solr -sharp ~logging http: 192.168.1.21:8380 solr -sharp ~logging http: 192.168.1.21: 8480 solr -sharp ~logging http: 192.168.1.21:8180 sol...
for example, a TextObject, displays and exports its Text,. Now the value I want to export becomes Text+ "2 ". What can I do? ...
Mobile page, want to call mobile phone location and photo albums and other mobile phone functions, is there any simple solution to do this? Is there any other app like Alipay that calls these functions through the native mobile phone api? ...
now we need to develop a website to generate front-end pages based on the node ID saved in the database. For example, the json data is: let data=[ {"id":1,"pid":0,"type":"div"}, {"id":2,"pi...
< H1 > question < H1 > the data table needs a column to keep the current time, and then it needs to be accurate to milliseconds , and then search it. It is found that datetime can take decimals. According to this blog TIMESTAMP(3) DATETIME(3)3 T...
...