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Tianshi Wang edited comment on CASSANDRA-12051 at 7/7/16 3:54 AM: ------------------------------------------------------------------ It actually supports function "now" in JSON format. Just remove the parenthesis. For anyone who want to insert a current timestamp by JSON format, here is the query: {code} The ts column should be timestamp. insert into test JSON '{"id":2,"ts":"now"}'; {code} was (Author: postgres): It actually supports function now in JSON format. For anyone who want to insert a current timestamp by JSON format, here is the query: {code} The ts column should be timestamp. insert into test JSON '{"id":2,"ts":"now"}'; {code} > JSON does not take functions > ---------------------------- > > Key: CASSANDRA-12051 > URL: https://issues.apache.org/jira/browse/CASSANDRA-12051 > Project: Cassandra > Issue Type: Improvement > Reporter: Tianshi Wang > > toTimestamp(now()) does not work in JSON format. > {code} > cqlsh:ops> create table test ( > ... id int, > ... ts timestamp, > ... primary key(id) > ... ); > cqlsh:ops> insert into test (id, ts) values (1, toTimestamp(now())); > cqlsh:ops> select * from test; > id | ts > ----+--------------------------------- > 1 | 2016-06-21 18:46:28.753000+0000 > (1 rows) > cqlsh:ops> insert into test JSON '{"id":2,"ts":toTimestamp(now())}'; > InvalidRequest: code=2200 [Invalid query] message="Could not decode JSON > string as a map: org.codehaus.jackson.JsonParseException: Unrecognized token > 'toTimestamp': was expecting > at [Source: java.io.StringReader@2da0329d; line: 1, column: 25]. (String > was: {"id":2,"ts":toTimestamp(now())})" > cqlsh:ops> insert into test JSON '{"id":2,"ts":"toTimestamp(now())"}'; > InvalidRequest: code=2200 [Invalid query] message="Error decoding JSON value > for ts: Unable to coerce 'toTimestamp(now())' to a formatted date (long)" > {code} -- This message was sent by Atlassian JIRA (v6.3.4#6332)