Presto Cast As String
Presto Cast As String. Both these functions are little different to use. Additional types can be provided by plugins.

Additional types can be provided by plugins. Both these functions are little different to use. Json_parse() expects a json text conforming to rfc 7159, and returns the json value deserialized from.
Cast ( ',195', As Int ),
The string to int conversion can be useful where you are taking user. Json_parse() and cast(string as json) have completely different semantics. Convert ( int, ',225', ),
Additional Types Can Be Provided By Plugins.
Connectors are not required to support all types. Let’s test a presto insert: Presto will implicitly convert numeric and character values to the correct type if such a conversion is possible.
Json_Parse() Expects A Json Text Conforming To Rfc 7159, And Returns The Json Value Deserialized From.
The functions in this section use a format string that is compatible with jodatime’s datetimeformat pattern format. Both these functions are little different to use. Presto will not convert between character and numeric types.
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