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Posted to issues@calcite.apache.org by "Kevin Liew (JIRA)" <ji...@apache.org> on 2016/02/27 01:13:18 UTC
[jira] [Created] (CALCITE-1103) Decimal data serialized as Double
in Protocol Buffer API
Kevin Liew created CALCITE-1103:
-----------------------------------
Summary: Decimal data serialized as Double in Protocol Buffer API
Key: CALCITE-1103
URL: https://issues.apache.org/jira/browse/CALCITE-1103
Project: Calcite
Issue Type: Bug
Affects Versions: 1.5.0
Environment: HDP 2.3.4 with Phoenix 4.4 and Calcite 1.5
Reporter: Kevin Liew
Assignee: Julian Hyde
Priority: Minor
Decimal data is serialized as TypedValue.double_value and loses precision.
Decoded Wireshark capture
{noformat}
[employee@centos7-ws test]$ protoc --decode_raw < test.pb
1: "org.apache.calcite.avatica.proto.Responses$ExecuteResponse"
2 {
1 {
1: "cf74c4e9-29bc-410a-b557-bf7a4965cbaf"
2: 479389
3: 1
4 {
1 {
4: 1
8: 255
9: "KEYCOLUMN"
10: "KEYCOLUMN"
12: 255
14: "DECIMAL_TABLE_38_6"
16: 1
19: "java.lang.String"
20 {
1: 12
2: "VARCHAR"
3: 21
}
}
1 {
1: 1
4: 1
6: 1
7: 1
8: 38
9: "COLUMN1"
10: "COLUMN1"
12: 38
13: 6
14: "DECIMAL_TABLE_38_6"
16: 1
19: "java.math.BigDecimal"
20 {
1: 3
2: "DECIMAL"
3: 23
}
}
2: "select * from decimal_table_38_6"
4 {
1: 4
}
}
5 {
2: 1
3 {
1 {
1 {
1: 21
3: "ConversionTestKey"
}
}
1 {
1 {
1: 22
6: 0x3ffe666666666666
}
}
}
3 {
1 {
1 {
1: 21
3: "FractionalNumeric6"
}
}
1 {
1 {
1: 22
6: 0x40ba0a524af0bf1a
}
}
}
3 {
1 {
1 {
1: 21
3: "FractionalNumeric8"
}
}
1 {
1 {
1: 22
6: 0xbff1f9acffa7eb6c
}
}
}
3 {
1 {
1 {
1: 21
3: "Null"
}
}
1 {
1 {
1: 24
}
}
}
3 {
1 {
1 {
1: 21
3: "OnePlusFraction"
}
}
1 {
1 {
1: 22
6: 0x3ff000010c6f7a0b
}
}
}
}
6: 18446744073709551615
7 {
1: "centos7-ws:8765"
}
}
3 {
1: "centos7-ws:8765"
}
}
{noformat}
The column1 data is tagged with 6 which corresponds to double_value in the proto file.
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