WebFeb 22, 2016 · When you use the " cast (foo.date as date) is null ", it works OK if the field is not null. If the field is null this exception is throwed: org.postgresql.util.PSQLException: ERROR: cannot cast type bytea to date The solution is use coalesce: coalesce (:date, null) is null It works fine having or not data in the field tested. My query example: WebMar 14, 2014 · Caused by: java.lang.ClassCastException: [B cannot be cast to java.io.InputStream at com.impossibl.postgres.system.procs.Bytes$BinEncoder.length(Bytes.java:169) at com.impossibl.postgres.protocol.v30.ProtocolImpl.lengthOfParams(ProtocolImpl.java:723)
PostgreSQL - ERROR: column "date" cannot be cast to type date …
WebSep 1, 2015 · Stack Overflow Public questions & answers; Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Talent Build your employer brand ; Advertising Reach developers & … WebThe CAST function converts one data type to another compatible data type. For instance, you can convert a string to a date, or a numeric type to a string. CAST performs a runtime conversion, which means that the conversion doesn't change a value's data type in a … binary calculation rules
postgresql: Converting bytea to bigint - Stack Overflow
WebIt is not possible to cast a structured type value to something else. A structured type ST should not need to be cast to one of its supertypes, because all methods on the supertypes of ST are applicable to ST. If the required operation is only applicable to a subtype of ST, use the subtype-treatment expression to treat ST as one of its subtypes. WebJan 1, 2024 · The main purpose of the java.math.BigInteger class is to represent large numeric values that would otherwise not fit within a primitive data type. Even though we can use it to convert between a byte array and a primitive value, using BigInteger is a bit heavy for this kind of purpose. WebOct 30, 2024 · What is happening here is with the first call to setParameter you are using a non-null value to make sure Hibernate correctly determines the type for that parameter, then with the second call you are setting the correct (and potentially null) value, but the type-check is already done, so it is skipped. Share Improve this answer Follow cypress college health science