0
我與許多JSON對象JSON文件像這樣的查詢嵌套複雜的JSON結構與Apache鑽
{
"created_time": "2015-04-15T15:12:43+0000",
"updated_time": "2015-04-15T15:12:43+0000",
"comments": {
"data": [
{
"created_time": "2015-04-15T18:09:06+0000",
"can_remove": false,
"like_count": 4,
"user_likes": false,
"from": {
"name": "Ana Paula Mandlaze Gomez",
"id": "1413157615397359"
},
"id": "981539778532568_981613971858482",
"message": "\"Many people, especially ignorant people, want to punish you for speaking the truth, for being correct, for being you. Never apologize for being correct, or for being years ahead of your time. If you' re right and you know it, speak your mind. Even if you are a minority of one, the truth is still the truth.\"Gandhi"
},
{
"created_time": "2015-04-15T16:33:27+0000",
"can_remove": false,
"like_count": 2,
"user_likes": false,
"from": {
"name": "Ana Paula Mandlaze Gomez",
"id": "1413157615397359"
},
"id": "981539778532568_981574091862470",
"message": "I love I love GHANDI"
},
{
"created_time": "2015-04-22T19:47:59+0000",
"can_remove": false,
"like_count": 0,
"user_likes": false,
"from": {
"name": "Fardous Alhorafi",
"id": "1800049323548924"
},
"id": "981539778532568_985418828144663",
"message": "كان عبقري"
},
{
"created_time": "2015-04-15T21:06:35+0000",
"can_remove": false,
"like_count": 0,
"user_likes": false,
"from": {
"name": "Jamal Abdulrahman",
"id": "1366198393416315"
},
"id": "981539778532568_981681661851713",
"message": "This great leader"
},
{
"created_time": "2015-04-15T15:35:42+0000",
"can_remove": false,
"like_count": 0,
"user_likes": false,
"from": {
"name": "Sergio Pellicciotta",
"id": "1307515282677785"
},
"id": "981539778532568_981548471865032",
"message": "ci vuole la pazienza"
},
{
"created_time": "2015-04-15T16:31:44+0000",
"can_remove": false,
"like_count": 0,
"user_likes": false,
"from": {
"name": "Merve Tacirli",
"id": "773109599535260"
},
"id": "981539778532568_981573545195858",
"message": "Key word: patient"
},
{
"created_time": "2015-08-15T21:36:38+0000",
"can_remove": false,
"like_count": 0,
"user_likes": false,
"from": {
"name": "Tu Abuela",
"id": "10212662776625548"
},
"id": "981539778532568_1046913331995212",
"message": ":)"
},
{
"created_time": "2015-04-15T19:38:53+0000",
"can_remove": false,
"like_count": 0,
"user_likes": false,
"from": {
"name": "Vikash Tiwari",
"id": "977320485738496"
},
"id": "981539778532568_981645241855355",
"message": "sadar naman bapu"
},
{
"created_time": "2015-04-15T15:29:21+0000",
"can_remove": false,
"like_count": 0,
"user_likes": false,
"from": {
"name": "Nikunj Patel",
"id": "1370944359688528"
},
"id": "981539778532568_981545948531951",
"message": "Aaapko khiladi ka salaaM"
},
{
"created_time": "2015-04-16T06:01:33+0000",
"can_remove": false,
"like_count": 0,
"user_likes": false,
"from": {
"name": "Satya Prakash",
"id": "791386747691183"
},
"id": "981539778532568_981861258500420",
"message": "......patience es depth of laef.."
},
{
"created_time": "2015-04-27T20:46:37+0000",
"can_remove": false,
"like_count": 0,
"user_likes": false,
"from": {
"name": "Javier Arce",
"id": "1353955594657881"
},
"id": "981539778532568_988593714493841",
"message": "COMIC - THE DAY GANDHI DIE - COMIC https://www.youtube.com/watch?v=_g7KpUx0qSQ"
},
{
"created_time": "2015-04-15T15:28:59+0000",
"can_remove": false,
"like_count": 0,
"user_likes": false,
"from": {
"name": "Nikunj Patel",
"id": "1370944359688528"
},
"id": "981539778532568_981545825198630",
"message": "Bhai"
}
],
"paging": {"cursors": {
"before": "MTYZD",
"after": "MQZDZD"
}}
},
"status_type": "added_photos",
"link": "https://www.facebook.com/FatherofNation/photos/a.279218472098039.73934.173835512636336/981539778532568/?type=3",
"icon": "https://www.facebook.com/images/icons/photo.gif",
"is_hidden": false,
"privacy": {
"allow": "",
"deny": "",
"description": "",
"value": "",
"friends": ""
},
"message": "You cannot achieve durable reform by becoming impatient. - Mahatma Gandhi",
"type": "photo",
"object_id": "981539778532568",
"picture": "https://fb-s-c-a.akamaihd.net/h-ak-fbx/v/t1.0-0/s130x130/10300287_981539778532568_5512778811597106826_n.jpg?oh=900c8f181224cef2b2b93688a0ef9d88&oe=599C0E7D&__gda__=1508137453_7f9508a338248a38665e21299f8410bb",
"shares": {"count": 140},
"is_expired": false,
"name": "Timeline Photos",
"from": {
"name": "Mahatma Gandhi",
"id": "173835512636336",
"category": "Public Figure"
},
"id": "173835512636336_981539778532568",
"likes": {
"data": [
{
"name": "Rai Santi",
"id": "699214820279365"
},
{
"name": "Rabari Bhavesh Bhandu",
"id": "197158197474003"
},
{
"name": "Cristiano Hussaini",
"id": "469179660091433"
},
{
"name": "D Pák Ský",
"id": "342182466199173"
},
{
"name": "Joseph Muendo",
"id": "893394437480382"
},
{
"name": "Kati Vali",
"id": "10209489431495182"
},
{
"name": "Neelam Gupta",
"id": "278625325934685"
},
{
"name": "Rahul Patel",
"id": "298644327257948"
},
{
"name": "Niti Jani",
"id": "1520081698036960"
},
{
"name": "Sara Maria Crespo Echeandía",
"id": "10155452589526055"
},
{
"name": "Sonia Quintana Castillo",
"id": "485471615125223"
},
{
"name": "Tello Maweng",
"id": "720777431451520"
},
{
"name": "David Figueroa",
"id": "1886084661665963"
},
{
"name": "Aphle Grace Celestre Devera",
"id": "1517425511643699"
},
{
"name": "Angel Legaspi Alquizar",
"id": "327218104364636"
},
{
"name": "Sanjeev Mishra",
"id": "1207468336065542"
},
{
"name": "Patricia Fastinger",
"id": "1956586287688483"
},
{
"name": "Bojana Simonovska",
"id": "10155588604414614"
},
{
"name": "Nath Schmidt",
"id": "1337540319645871"
},
{
"name": "Santoshi Nallanchakravartula",
"id": "1364678026914798"
},
{
"name": "Pabitra Kumar",
"id": "631689807038744"
},
{
"name": "Thaís Araujo",
"id": "1350769495004631"
},
{
"name": "Dilip Singh Rathore",
"id": "1711441295817067"
},
{
"name": "Kamlesh Saini",
"id": "1987451464817042"
},
{
"name": "SaDhu Ka",
"id": "1490063764348943"
}
],
"paging": {
"next": "https://graph.facebook.com/v2.3/173835512636336_981539778532568/likes?access_token=166536670200421%7Cb8948bb3c57f35a94afee5d5869854b7&limit=25&after=MTQ5MDA2Mzc2NDM0ODk0MwZDZD",
"cursors": {
"before": "Njk5MjE0ODIwMjc5MzY1",
"after": "MTQ5MDA2Mzc2NDM0ODk0MwZDZD"
}
}
}}
我想使用Apache鑽訪問嵌套的對象進行SQL查詢例如comments.data [0 ]。信息。我嘗試了一切，並按照官方指南查詢複雜的JSON數據，但沒有奏效。
select comments.data[0].message FROM dfs.
/home/dhaker/Desktop/GhandiOffcialPage/Facebookposts.json
這是從JDBC錯誤：
VALIDATION ERROR: From line 1, column 8 to line 1, column 15: Table 'comments' not found
SQL查詢空
[錯誤ID：上c50f3051-79f8-4f35-b9bd-fd51c06ecb61 dhaker-X550V：31010] [ ]