[英]Reading file containing multiple JSON objects using MS SQL Server
I need help reading JSON file in MSSQL我需要帮助阅读 MSSQL 中的 JSON 文件
I have a json format like this我有一个像这样的 json 格式
{
"_id":{
"$oid":"5c6ceb395916c77f71d9f531"
},
"uuid":"8337df01-7d98-4cdd-b5eb-7fafa88d3740",
"firstName":"TESTFN",
"lastName":"TESTLN",
"middleName":"TESTMN",
"gender":"MALE",
"nationality":"",
"mobileNumber":"",
"card":"TACC-00001",
"claims":{
"$numberLong":"1"
},
"hisId":{
"$numberLong":"0"
},
"hospitals":[
{
"$ref":"hospital",
"$id":{
"$oid":"5bd80e4e36ec8c600f3e750a"
}
}
]
}
I'm trying to read json using below code.我正在尝试使用以下代码阅读 json 。 It is working fine.它工作正常。 But when I use the exact source file which is repeated of above format and has a lot of fields, I'm only retrieving one row.但是当我使用与上述格式重复并且有很多字段的确切源文件时,我只检索一行。
SELECT *
FROM OPENROWSET (BULK 'C:\demo_json\claims.json', SINGLE_CLOB) as j
CROSS APPLY OPENJSON(BulkColumn)
I've searched it and found out it is because of multi nested json.我搜索了一下,发现是因为多嵌套的 json。 Used below code..使用下面的代码..
SELECT *
FROM OPENROWSET (BULK 'C:\demo_json\claims.json', SINGLE_CLOB) as j
CROSS APPLY OPENJSON('['+BulkColumn+']')
But I'm getting error: JSON text is not properly formatted.但我收到错误: JSON 文本格式不正确。 Unexpected character '{' is found at position 2760.在 position 2760 中发现意外字符“{”。
Note: I have no control or cant edit the source file JSON What can I do to make sure JSON file is in correct format or make it correct for me to read it.注意:我无法控制或无法编辑源文件 JSON 我可以做些什么来确保 JSON 文件格式正确或让我正确阅读它。
It seems, that your input file has lines, which are valid JSON
objects.看来,您的输入文件有行,它们是有效的JSON
对象。 One possible approach in this situation is to import this file using BULK INSERT
and appropriate ROWTERMINATOR
:在这种情况下,一种可能的方法是使用BULK INSERT
和适当ROWTERMINATOR
导入此文件:
Text file (claims.json):文本文件(claims.json):
{"_id":{"$oid":"5c6ceb395916c77f71d9f536"},"_class":"stash.ph.data.model.mongo.claims.Claims","uuid":"02735305-220e-4399-9217-0b99939797d2","submittedAt":{"$date":{"$numberLong":"1550641993123"}},"submittedByUuid":"c60d326e-0893-4718-a0e0-f64ac697dd2e","status":"SUBMITTED","billingDesignation":"Hospital","createdAt":{"$date":{"$numberLong":"1550641977093"}},"updatedAt":{"$date":{"$numberLong":"1550641977093"}},"particulars":[{"_id":{"$oid":"5c6ceb395916c77f71d9f530"},"uuid":"b2b3cc59-b9a8-49f1-8f92-30021d2c7abb","particular":"ER_CONSULTATION","procedure":[],"doctors":[{"_id":{"$oid":"5c6ceb395916c77f71d9f52f"},"uuid":"494e1bf9-a3f9-4c3a-bdc0-3ef15b4760a2","type":"PRIMARY","professionalFee":{"$numberDouble":"500.0"},"doctor":{"$ref":"doctor","$id":{"$oid":"5bd8156736ec8c600f3e7604"}}}]}],"patient":{"_id":{"$oid":"5c6ceb395916c77f71d9f531"},"uuid":"8337df01-7d98-4cdd-b5eb-7fafa88d3740","firstName":"TESTFN","email":"","lastName":"TESTLN","middleName":"TESTMN","suffix":"","prefix":"","birthday":"","age":"","gender":"MALE","nationality":"","mobileNumber":"","card":"TACC-00001","cardExpiration":"","company":"","claims":{"$numberLong":"1"},"phicNo":"","hisId":{"$numberLong":"0"},"hospitals":[{"$ref":"hospital","$id":{"$oid":"5bd80e4e36ec8c600f3e750a"}}],"hmos":[]},"files":[{"_id":{"$oid":"5c6ceb395916c77f71d9f533"},"uuid":"8731cb71-e424-4147-8158-38558df56ad5","filename":"8731cb71-e424-4147-8158-38558df56ad5.pdf","description":"files desc"}],"medicalData":{"_id":{"$oid":"5c6ceb395916c77f71d9f534"},"uuid":"617e193b-2280-491b-b34f-adf6eaeb2244","complain":[""],"diagnosis":["A90 | Dengue fever [classical dengue]"],"remarks":"","dateExamined":{"$date":{"$numberLong":"1546272000000"}}},"loa":{"_id":null,"uuid":"b4bc96d1-554b-4cc7-9511-c56d325cf5de","referenceId":""},"payment":{"_id":{"$oid":"5c6ceb395916c77f71d9f535"},"uuid":"9714fdf1-311f-4898-8070-f3fd1ddd0658","phicBill":{"$numberDouble":"0.0"},"hospitalBill":{"$numberDouble":"0.0"},"total":{"$numberDouble":"500.0"},"balance":{"$numberDouble":"500.0"},"createdAt":{"$date":{"$numberLong":"1550641977101"}},"updatedAt":{"$date":{"$numberLong":"1550641977101"}}},"hmoRepresentative":"","remarks":"","registryNumber":{"$numberLong":"0"},"soaNumber":"MBC-MCD-OUT-190000001","soaUuid":"2366abe1-672b-456b-bfd9-5584bf9e7f5a","batchName":"BATCH-190000001","claimLogs":[{"_id":{"$oid":"5c6ceb395916c77f71d9f532"},"uuid":"e2079956-0fbd-4565-9a93-0791a898fbcd","status":"PENDING","date":{"$date":{"$numberLong":"1550641977093"}},"userUuid":"c60d326e-0893-4718-a0e0-f64ac697dd2e","firstName":"Medicard","middleName":"","lastName":"Hospital"}],"messages":[],"hospital":{"$ref":"hospital","$id":{"$oid":"5bd80e4e36ec8c600f3e750a"}},"hmo":{"$ref":"hmo","$id":{"$oid":"598615f970d8a672a291132e"}}}
{"_id":{"$oid":"5c6ceda95916c77f71d9f574"},"_class":"stash.ph.data.model.mongo.claims.Claims","uuid":"73e6627e-187a-4f9f-a141-e4e01666c7c4","submittedAt":{"$date":{"$numberLong":"1550642786142"}},"submittedByUuid":"c60d326e-0893-4718-a0e0-f64ac697dd2e","status":"RETURN","billingDesignation":"Hospital","createdAt":{"$date":{"$numberLong":"1550642601507"}},"updatedAt":{"$date":{"$numberLong":"1550642601507"}},"particulars":[{"_id":{"$oid":"5c6ceda95916c77f71d9f56e"},"uuid":"8c774847-e0ca-4732-9669-6bf6a4579cc6","particular":"ER_CONSULTATION","procedure":[],"doctors":[{"_id":{"$oid":"5c6ceda95916c77f71d9f56d"},"uuid":"0520ffdf-ceb9-4413-8cec-c5eb728b8972","type":"PRIMARY","professionalFee":{"$numberDouble":"500.0"},"doctor":{"$ref":"doctor","$id":{"$oid":"5bd8156736ec8c600f3e7604"}}}]}],"patient":{"_id":{"$oid":"5c6ceda95916c77f71d9f56f"},"uuid":"e71116f6-710e-4e13-b806-c88cf172f5ca","firstName":"FGSDF","email":"","lastName":"FDGDS","middleName":"FGHDSF","suffix":"","prefix":"","birthday":"","age":"","gender":"MALE","nationality":"","mobileNumber":"","card":"TACC-00002","cardExpiration":"","company":"","claims":{"$numberLong":"1"},"phicNo":"","hisId":{"$numberLong":"0"},"hospitals":[{"$ref":"hospital","$id":{"$oid":"5bd80e4e36ec8c600f3e750a"}}],"hmos":[]},"files":[{"_id":{"$oid":"5c6ceda95916c77f71d9f571"},"uuid":"cc53c964-9440-413e-87b6-24fa86ccaa39","filename":"cc53c964-9440-413e-87b6-24fa86ccaa39.pdf","description":"files desc"}],"medicalData":{"_id":{"$oid":"5c6ceda95916c77f71d9f572"},"uuid":"d683a97b-f440-45a3-adef-b3df81be2fdc","complain":[""],"diagnosis":["A90 | Dengue fever [classical dengue]"],"remarks":"","dateExamined":{"$date":{"$numberLong":"1546358400000"}}},"loa":{"_id":null,"uuid":"3e929137-44c3-45f0-8cb5-fef1d83ff866","referenceId":""},"payment":{"_id":{"$oid":"5c6ceda95916c77f71d9f573"},"uuid":"6b0ed0d3-2993-4605-b4cd-421d84656921","phicBill":{"$numberDouble":"0.0"},"hospitalBill":{"$numberDouble":"0.0"},"total":{"$numberDouble":"500.0"},"balance":{"$numberDouble":"500.0"},"createdAt":{"$date":{"$numberLong":"1550642601512"}},"updatedAt":{"$date":{"$numberLong":"1550642601512"}}},"hmoRepresentative":"","remarks":"lack of documents","registryNumber":{"$numberLong":"0"},"approvedByUuid":"6fe1a2df-2a87-4b1e-a9b7-85a8b46eec19","soaNumber":"MBC-ILE-OUT-190000001","soaUuid":"6198678b-4254-4c89-a3d1-54e0366e751c","batchName":"BATCH-190000002","claimLogs":[{"_id":{"$oid":"5c6ceda95916c77f71d9f570"},"uuid":"96077dba-166b-47bd-a8d9-b06bee38e763","status":"PENDING","date":{"$date":{"$numberLong":"1550642601507"}},"userUuid":"c60d326e-0893-4718-a0e0-f64ac697dd2e","firstName":"Medicard","middleName":"","lastName":"Hospital"}],"messages":[],"hospital":{"$ref":"hospital","$id":{"$oid":"5bd80e4e36ec8c600f3e750a"}},"hmo":{"$ref":"hmo","$id":{"$oid":"5985c32870d8a672a291129d"}}}
Statement:陈述:
CREATE TABLE #Data (
BulkColumn nvarchar(max)
)
BULK INSERT #Data
FROM 'C:\demo_json\claims.json'
WITH (ROWTERMINATOR = '0x0A')
SELECT *
FROM #Data d
CROSS APPLY OPENJSON(d.BulkColumn) j
Notes:笔记:
You may try to use basic string transformations to build a valid JSON
array, but reading the file line by line should be your first option:您可以尝试使用基本的字符串转换来构建有效的JSON
数组,但逐行读取文件应该是您的第一个选择:
SELECT *
FROM OPENROWSET (BULK 'C:\demo_json\claims.json', SINGLE_CLOB) d
CROSS APPLY OPENJSON('[' + REPLACE(d.BulkColumn, '}' + CHAR(10) + '{', '},{') + ']') j
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