{"id":402,"date":"2022-01-13T10:18:22","date_gmt":"2022-01-13T02:18:22","guid":{"rendered":"http:\/\/learning.sino-vt.com:8988\/?p=402"},"modified":"2022-01-13T10:18:22","modified_gmt":"2022-01-13T02:18:22","slug":"elasticsearch-sql%e5%8a%9f%e8%83%bd%e4%b9%8b%e4%bb%8b%e7%bb%8d%e4%bd%bf%e7%94%a8","status":"publish","type":"post","link":"http:\/\/learning.sino-vt.com:8988\/index.php\/2022\/01\/13\/elasticsearch-sql%e5%8a%9f%e8%83%bd%e4%b9%8b%e4%bb%8b%e7%bb%8d%e4%bd%bf%e7%94%a8\/","title":{"rendered":"Elasticsearch SQL\u529f\u80fd\u4e4b\u4ecb\u7ecd\u4f7f\u7528"},"content":{"rendered":"

Elasticsearch 6.3 \u5305\u542b\u4e86\u5927\u5bb6\u671f\u5f85\u5df2\u4e45\u7684 SQL \u7279\u6027\uff0c\u4eca\u5929\u7ed9\u5927\u5bb6\u4ecb\u7ecd\u4e00\u4e0b\u5177\u4f53\u7684\u4f7f\u7528\u65b9\u6cd5\u3002<\/p>\n

\u9996\u5148\u770b\u770b\u63a5\u53e3\u7684\u652f\u6301\u60c5\u51b5<\/strong><\/strong><\/p>\n

\u76ee\u524d\u652f\u6301\u7684 SQL \u53ea\u80fd\u8fdb\u884c\u6570\u636e\u7684\u67e5\u8be2\u53ea\u8bfb\u64cd\u4f5c\uff0c\u4e0d\u80fd\u8fdb\u884c\u6570\u636e\u7684\u4fee\u6539\uff0c\u6240\u4ee5\u6211\u4eec\u7684\u6570\u636e\u63d2\u5165\u8fd8\u662f\u8981\u8d70\u4e4b\u524d\u7684\u5e38\u89c4\u7d22\u5f15\u63a5\u53e3\u3002<\/p>\n

\u76ee\u524d Elasticsearch \u7684\u652f\u6301 SQL \u547d\u4ee4\u53ea\u6709\u4ee5\u4e0b\u51e0\u4e2a\uff1a<\/p>\n\n\n\n\n\n\n\n\n
\u547d\u4ee4<\/td>\n\u8bf4\u660e<\/td>\n<\/tr>\n
DESC table<\/td>\n\u7528\u6765\u63cf\u8ff0\u7d22\u5f15\u7684\u5b57\u6bb5\u5c5e\u6027<\/td>\n<\/tr>\n
SHOW COLUMNS<\/td>\n\u529f\u80fd\u540c\u4e0a\uff0c\u53ea\u662f\u522b\u540d<\/td>\n<\/tr>\n
SHOW FUNCTIONS<\/td>\n\u5217\u51fa\u652f\u6301\u7684\u51fd\u6570\u5217\u8868\uff0c\u652f\u6301\u901a\u914d\u7b26\uff1f\u8fc7\u6ee4<\/td>\n<\/tr>\n
SHOW TABLES<\/td>\n\u8fd4\u56de\u7d22\u5f15\u5217\u8868<\/td>\n<\/tr>\n
SELECT .. FROM table_name WHERE .. GROUP BY .. HAVING .. ORDER BY .. LIMIT ..<\/td>\n\u7528\u6765\u6267\u884c\u67e5\u8be2\u7684\u547d\u4ee4<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u6211\u4eec\u5206\u522b\u6765\u770b\u4e00\u4e0b\u5404\u81ea\u600e\u4e48\u7528\uff0c\u4ee5\u53ca\u6709\u4ec0\u4e48\u6548\u679c\u5427\uff0c\u81ea\u5df1\u4e5f\u53ef\u4ee5\u52a8\u624b\u8bd5\u4e00\u4e0b\uff0c\u770b\u770b\u3002<\/p>\n

\u9996\u5148\uff0c\u6211\u4eec\u521b\u5efa\u4e00\u6761\u6570\u636e\uff1a<\/p>\n

POST twitter\/doc\/{
\n“name”:”medcl”,
\n“twitter”:”sql is awesome”,
\n“date”:”2018-07-27″,
\n“id”:123
\n}<\/p>\n

RESTful\u4e0b\u8c03\u7528SQL<\/strong><\/strong><\/p>\n

\u5728 ES \u91cc\u9762\u6267\u884c SQL \u8bed\u53e5\uff0c\u6709\u4e09\u79cd\u65b9\u5f0f\uff0c\u7b2c\u4e00\u79cd\u662f RESTful \u65b9\u5f0f\uff0c\u7b2c\u4e8c\u79cd\u662f SQL-CLI \u547d\u4ee4\u884c\u5de5\u5177\uff0c\u7b2c\u4e09\u79cd\u662f\u901a\u8fc7 JDBC \u6765\u8fde\u63a5 ES\uff0c\u6267\u884c\u7684 SQL \u8bed\u53e5\u5176\u5b9e\u90fd\u4e00\u6837\uff0c\u6211\u4eec\u5148\u4ee5 RESTful \u65b9\u5f0f\u6765\u8bf4\u660e\u7528\u6cd5\u3002<\/p>\n

RESTful \u7684\u8bed\u6cd5\u5982\u4e0b\uff1a<\/p>\n

POST \/_xpack\/sql?format=txt
\n{
\n“query”:\u00a0“SELECT * FROM twitter”
\n}<\/p>\n

\u56e0\u4e3a SQL \u7279\u6027\u662f xpack \u7684\u514d\u8d39\u529f\u80fd\uff0c\u6240\u4ee5\u662f\u5728 _xpack \u8fd9\u4e2a\u8def\u5f84\u4e0b\u9762\uff0c\u6211\u4eec\u53ea\u9700\u8981\u628a SQL \u8bed\u53e5\u4f20\u7ed9 query \u5b57\u6bb5\u5c31\u884c\u4e86\uff0c\u6ce8\u610f\u6700\u540e\u9762\u4e0d\u8981\u52a0\u4e0a ; \u7ed3\u5c3e\uff0c\u6ce8\u610f\u662f\u4e0d\u8981\uff01<\/p>\n

\u6211\u4eec\u6267\u884c\u4e0a\u9762\u7684\u8bed\u53e5\uff0c\u67e5\u8be2\u8fd4\u56de\u7684\u7ed3\u679c\u5982\u4e0b\uff1a<\/p>\n

date\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0|\u00a0 \u00a0\u00a0 \u00a0id\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0|\u00a0 \u00a0\u00a0\u00a0name\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0 |\u00a0 \u00a0 twitter
\n————————+—————+—————+—————
\n2018-07-27T00:00:00.000Z |123\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0 |medcl\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0|sql is awesome<\/p>\n

ES \u4fe8\u7136\u5df2\u7ecf\u53d8\u6210 SQL \u6570\u636e\u5e93\u4e86\uff0c\u6211\u4eec\u518d\u770b\u770b\u5982\u4f55\u83b7\u53d6\u6240\u6709\u7684\u7d22\u5f15\u5217\u8868\uff1a<\/p>\n

POST \/_xpack\/sql?format=txt
\n{
\n“query”:\u00a0“SHOW tables”
\n}<\/p>\n

\u8fd4\u56de\u5982\u4e0b\uff1a<\/p>\n

name\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0 |\u00a0 \u00a0\u00a0\u00a0type\u00a0 \u00a0\u00a0 \u00a0—————————————-+—————————
\n.kibana\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0|BASE TABLE
\n.monitoring-alerts-6\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0|BASE TABLE
\n.monitoring-es-6-2018.06.21\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0 |BASE TABLE
\n.monitoring-es-6-2018.06.26\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0 |BASE TABLE
\n.monitoring-es-6-2018.06.27\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0 |BASE TABLE
\n.monitoring-kibana-6-2018.06.21\u00a0 \u00a0\u00a0 \u00a0|BASE TABLE
\n.monitoring-kibana-6-2018.06.26\u00a0 \u00a0\u00a0 \u00a0|BASE TABLE
\n.monitoring-kibana-6-2018.06.27\u00a0 \u00a0\u00a0 \u00a0|BASE TABLE
\n.monitoring-logstash-6-2018.06.20\u00a0 \u00a0|BASE TABLE
\n.reporting-2018.06.24\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0|BASE TABLE
\n.triggered_watches\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0|BASE TABLE
\n.watcher-history-7-2018.06.20\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0|BASE TABLE
\n.watcher-history-7-2018.06.21\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0|BASE TABLE
\n.watcher-history-7-2018.06.26\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0|BASE TABLE
\n.watcher-history-7-2018.06.27\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0|BASE TABLE
\n.watches\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0 |BASE TABLE
\napache_elastic_example\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0|BASE TABLE
\nforum-mysql\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0|BASE TABLE
\ntwitter<\/p>\n

\u6709\u70b9\u591a\uff0c\u6211\u4eec\u53ef\u4ee5\u6309\u540d\u79f0\u8fc7\u6ee4\uff0c\u5982 twitt \u5f00\u5934\u7684\u7d22\u5f15\uff0c\u6ce8\u610f\u901a\u914d\u7b26\u53ea\u652f\u6301 %\u548c _\uff0c\u5206\u522b\u8868\u793a\u591a\u4e2a\u548c\u5355\u4e2a\u5b57\u7b26\uff08\u4ec0\u4e48\uff0c\u4e0d\u8bb0\u5f97\u4e86\uff0c\u56de\u53bb\u7ffb\u6570\u636e\u5e93\u7684\u4e66\u53bb\uff01\uff09\uff1a<\/p>\n

POST \/_xpack\/sql?format=txt
\n{
\n“query”:\u00a0“SHOW TABLES ‘twit%'”
\n}<\/p>\n

POST \/_xpack\/sql?format=txt
\n{
\n“query”:\u00a0“SHOW TABLES ‘twitte_'”
\n}<\/p>\n

\u4e0a\u9762\u8fd4\u56de\u7684\u7ed3\u679c\u90fd\u662f\uff1a<\/p>\n

name\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0|\u00a0 \u00a0\u00a0 \u00a0type
\n—————+—————
\ntwitter\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0|BASE TABLE<\/p>\n

\u5982\u679c\u8981\u67e5\u770b\u8be5\u7d22\u5f15\u7684\u5b57\u6bb5\u548c\u5143\u6570\u636e\uff0c\u5982\u4e0b\uff1a<\/p>\n

POST \/_xpack\/sql?format=txt
\n{
\n“query”:\u00a0“DESC twitter”
\n}<\/p>\n

\u8fd4\u56de\uff1a<\/p>\n

column\u00a0 \u00a0\u00a0 \u00a0 |\u00a0 \u00a0\u00a0\u00a0type
\n————————+——————–
\ndate\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0|TIMESTAMP
\nid\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0|BIGINT
\nname\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0|VARCHAR
\nname.keyword\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0|VARCHAR
\ntwitter\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0 |VARCHAR
\ntwitter.keyword\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0|VARCHAR<\/p>\n

\u90fd\u662f\u52a8\u6001\u751f\u6210\u7684\u5b57\u6bb5\uff0c\u5305\u542b\u4e86 .keyword \u5b57\u6bb5\u3002 \u8fd8\u80fd\u4f7f\u7528\u4e0b\u9762\u7684\u547d\u4ee4\u6765\u67e5\u770b\uff0c\u4e3b\u8981\u662f\u517c\u5bb9 SQL \u8bed\u6cd5\u3002<\/p>\n

POST \/_xpack\/sql?format=txt
\n{
\n“query”:\u00a0“SHOW COLUMNS IN twitter”
\n}<\/p>\n

\u53e6\u5916\uff0c\u5982\u679c\u4e0d\u8bb0\u5f97 ES \u652f\u6301\u54ea\u4e9b\u51fd\u6570\uff0c\u53ea\u9700\u8981\u6267\u884c\u4e0b\u9762\u7684\u547d\u4ee4\uff0c\u5373\u53ef\u5f97\u5230\u5b8c\u6574\u5217\u8868\uff1a<\/p>\n

SHOW\u00a0FUNCTIONS<\/p>\n

\u8fd4\u56de\u7ed3\u679c\u5982\u4e0b\uff0c\u4e5f\u5c31\u662f\u5f53\u524d6.3\u7248\u672c\u652f\u6301\u7684\u6240\u6709\u51fd\u6570\uff0c\u5982\u4e0b\uff1a<\/p>\n

name\u00a0 \u00a0\u00a0 \u00a0|\u00a0 \u00a0\u00a0\u00a0type
\n———————————–+——————————–
\nAVG\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0|AGGREGATE
\nCOUNT\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0 |AGGREGATE
\nMAX\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0|AGGREGATE
\nMIN\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0|AGGREGATE
\nSUM\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0|AGGREGATE
\nSTDDEV_POP\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0 |AGGREGATE
\nVAR_POP\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0 |AGGREGATE
\nPERCENTILE\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0|AGGREGATE
\nPERCENTILE_RANK\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0 |AGGREGATE
\nSUM_OF_SQUARES\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0 |AGGREGATE
\nSKEWNESS\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0|AGGREGATE
\nKURTOSIS\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0|AGGREGATE
\nDAY_OF_MONTH\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0 |SCALAR
\nDAY\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0 |SCALAR
\nDOM\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0|SCALAR
\nDAY_OF_WEEK\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0|SCALAR
\nDOW\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0|SCALAR
\nDAY_OF_YEAR\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0|SCALAR
\nDOY\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0 |SCALAR
\nHOUR_OF_DAY\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0|SCALAR
\nHOUR\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0|SCALAR
\nMINUTE_OF_DAY\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0|SCALAR
\nMINUTE_OF_HOUR\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0|SCALAR
\nMINUTE\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0|SCALAR
\nSECOND_OF_MINUTE\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0 |SCALAR
\nSECOND\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0 |SCALAR
\nMONTH_OF_YEAR\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0 |SCALAR
\nMONTH\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0|SCALAR
\nYEAR\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0 |SCALAR
\nWEEK_OF_YEAR\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0|SCALAR
\nWEEK\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0|SCALAR
\nABS\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0|SCALAR
\nACOS\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0|SCALAR
\nASIN\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0 |SCALAR
\nATAN\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0|SCALAR
\nATAN2\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0 |SCALAR
\nCBRT\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0 |SCALAR
\nCEIL\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0|SCALAR
\nCEILING\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0|SCALAR
\nCOS\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0|SCALAR
\nCOSH\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0|SCALAR
\nCOT\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0|SCALAR
\nDEGREES\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0|SCALAR
\nE\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0 |SCALAR
\nEXP\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0|SCALAR
\nEXPM1\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0 |SCALAR
\nFLOOR\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0 |SCALAR
\nLOG\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0|SCALAR
\nLOG10\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0 |SCALAR
\nMOD\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0 |SCALAR
\nPI\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0 |SCALAR
\nPOWER\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0 |SCALAR
\nRADIANS\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0 |SCALAR
\nRANDOM\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0|SCALAR
\nRAND\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0|SCALAR
\nROUND\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0|SCALAR
\nSIGN\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0 |SCALAR
\nSIGNUM\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0 |SCALAR
\nSIN\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0|SCALAR
\nSINH\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0 |SCALAR
\nSQRT\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0|SCALAR
\nTAN\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0|SCALAR
\nSCORE\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0 |SCORE<\/p>\n

\u540c\u6837\u652f\u6301\u901a\u914d\u7b26\u8fdb\u884c\u8fc7\u6ee4\uff1a<\/p>\n

POST \/_xpack\/sql?format=txt
\n{
\n“query”:\u00a0“SHOW FUNCTIONS ‘S__'”
\n}<\/p>\n

\u7ed3\u679c\uff1a<\/p>\n

name\u00a0 \u00a0\u00a0 \u00a0|\u00a0 \u00a0\u00a0\u00a0type
\n—————+—————
\nSUM\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0|AGGREGATE
\nSIN\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0|SCALAR<\/p>\n

\u90a3\u5982\u679c\u8981\u8fdb\u884c\u6a21\u7cca\u641c\u7d22\u5462\uff0cElasticsearch \u7684\u641c\u7d22\u80fd\u529b\u5927\u5bb6\u90fd\u77e5\u9053\uff0c\u5f3a\uff01\u5728 SQL \u91cc\u9762\uff0c\u53ef\u4ee5\u7528 match \u5173\u952e\u5b57\u6765\u5199\uff0c\u5982\u4e0b\uff1a<\/p>\n

POST \/_xpack\/sql?format=txt
\n{
\n“query”:\u00a0“SELECT SCORE(), * FROM twitter WHERE match(twitter, ‘sql is’) ORDER BY id DESC”
\n}<\/p>\n

\u6700\u540e\uff0c\u8fd8\u80fd\u8bd5\u8bd5 SELECT \u91cc\u9762\u7684\u4e00\u4e9b\u5176\u4ed6\u64cd\u4f5c\uff0c\u5982\u8fc7\u6ee4\uff0c\u522b\u540d\uff0c\u5982\u4e0b\uff1a<\/p>\n

POST \/_xpack\/sql?format=txt
\n{
\n“query”:\u00a0“SELECT SCORE() as score,name as myname FROM twitter as mytable where name = ‘medcl’ OR name =’elastic’ limit 5”
\n}<\/p>\n

\u7ed3\u679c\u5982\u4e0b\uff1a<\/p>\n

score\u00a0 \u00a0\u00a0\u00a0|\u00a0 \u00a0 myname
\n—————+—————
\n0.2876821\u00a0 \u00a0\u00a0 \u00a0|medcl
\n\u6216\u662f\u5206\u7ec4\u548c\u51fd\u6570\u8ba1\u7b97\uff1a<\/p>\n

POST \/_xpack\/sql?format=txt
\n{
\n“query”:\u00a0“SELECT name,max(id) as max_id FROM twitter as mytable group by name limit 5”
\n}<\/p>\n

\u7ed3\u679c\u5982\u4e0b\uff1a<\/p>\n

name\u00a0 \u00a0\u00a0 \u00a0|\u00a0 \u00a0 max_id
\n—————+—————
\nmedcl\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0 |123.0<\/p>\n

SQL-CLI\u4e0b\u7684\u4f7f\u7528<\/strong><\/strong><\/p>\n

\u4e0a\u9762\u7684\u4f8b\u5b50\u57fa\u672c\u4e0a\u628a SQL \u7684\u57fa\u672c\u547d\u4ee4\u90fd\u4ecb\u7ecd\u4e86\u4e00\u904d\uff0c\u5f88\u591a\u60c5\u51b5\u4e0b\uff0c\u7528 RESTful \u53ef\u80fd\u4e0d\u662f\u5f88\u65b9\u4fbf\uff0c\u90a3\u4e48\u53ef\u4ee5\u8bd5\u8bd5\u7528 CLI \u547d\u4ee4\u884c\u5de5\u5177\u6765\u6267\u884c SQL \u8bed\u53e5\uff0c\u59a5\u59a5\u7684 SQL \u64cd\u4f5c\u4f53\u9a8c\u3002<\/p>\n

\u5207\u6362\u5230\u547d\u4ee4\u884c\u4e0b\uff0c\u542f\u52a8 cli \u7a0b\u5e8f\u5373\u53ef\u8fdb\u5165\u547d\u4ee4\u884c\u4ea4\u4e92\u63d0\u793a\u754c\u9762\uff0c\u5982\u4e0b\uff1a<\/p>\n

\u279c\u00a0\u00a0elasticsearch-6.3.0 .\/bin\/elasticsearch-sql-cli
\n.sssssss.`\u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0.sssssss.
\n.:sXXXXXXXXXXo`\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0`ohXXXXXXXXXho.
\n.yXXXXXXXXXXXXXXo`\u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0`oXXXXXXXXXXXXXXX-
\n.XXXXXXXXXXXXXXXXXXo`\u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0`oXXXXXXXXXXXXXXXXXX.
\n.XXXXXXXXXXXXXXXXXXXXo.\u00a0\u00a0 \u00a0\u00a0.oXXXXXXXXXXXXXXXXXXXXh
\n.XXXXXXXXXXXXXXXXXXXXXXo`\u00a0`oXXXXXXXXXXXXXXXXXXXXXXy
\n`yXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX.
\n`oXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXo`
\n`oXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXo`
\n`oXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXo`
\n`oXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXo`
\n`oXXXXXXXXXXXXXXXXXXXXXXXXXXXXo`
\n.XXXXXXXXXXXXXXXXXXXXXXXXXo`
\n.oXXXXXXXXXXXXXXXXXXXXXXXXo`
\n`oXXXXXXXXXXXXXXXXXXXXXXXXo`\u00a0 \u00a0`odo`
\n`oXXXXXXXXXXXXXXXXXXXXXXXXo`\u00a0 \u00a0`oXXXXXo`
\n`oXXXXXXXXXXXXXXXXXXXXXXXXo`\u00a0 \u00a0`oXXXXXXXXXo`
\n`oXXXXXXXXXXXXXXXXXXXXXXXXo`\u00a0 \u00a0`oXXXXXXXXXXXXXo`
\n`yXXXXXXXXXXXXXXXXXXXXXXXo`\u00a0 \u00a0 oXXXXXXXXXXXXXXXXX.
\n.XXXXXXXXXXXXXXXXXXXXXXo`\u00a0 \u00a0`oXXXXXXXXXXXXXXXXXXXy
\n.XXXXXXXXXXXXXXXXXXXXo`\u00a0 \u00a0\u00a0 \u00a0\/XXXXXXXXXXXXXXXXXXXXX
\n.XXXXXXXXXXXXXXXXXXo`\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0`oXXXXXXXXXXXXXXXXXX-
\n-XXXXXXXXXXXXXXXo`\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0`oXXXXXXXXXXXXXXXo`
\n.oXXXXXXXXXXXo`\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0 `oXXXXXXXXXXXo.
\n`.sshXXyso`\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0 SQL\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0`.sshXhss.`sql><\/p>\n

\u5f53\u4f60\u770b\u5230\u4e00\u4e2a\u7855\u5927\u7684\u521b\u53e3\u8d34\uff0c\u8868\u793a SQL \u547d\u4ee4\u884c\u5df2\u7ecf\u51c6\u5907\u5c31\u7eea\u4e86\uff0c\u67e5\u770b\u4e00\u4e0b\u7d22\u5f15\u5217\u8868\uff0c\u4e0d\uff0c\u6570\u636e\u8868\u7684\u5217\u8868\uff1a<\/p>\n

\u5404\u79cd\u64cd\u4f5c\u59a5\u59a5\u7684\uff0c\u4e0a\u9762\u5df2\u7ecf\u6d4b\u8bd5\u8fc7\u7684\u547d\u4ee4\u5c31\u4e0d\u5728\u8fd9\u91cc\u91cd\u590d\u4e86\uff0c\u53ea\u662f\u4f53\u9a8c\u4e0d\u4e00\u6837\u7f62\u4e86\u3002<\/p>\n

\u5982\u679c\u8981\u8fde\u63a5\u8fdc\u7a0b\u7684 ES \u670d\u52a1\u5668\uff0c\u53ea\u9700\u8981\u542f\u52a8\u547d\u4ee4\u884c\u5de5\u5177\u7684\u65f6\u5019\uff0c\u6307\u5b9a\u670d\u52a1\u5668\u5730\u5740\uff0c\u5982\u679c\u6709\u52a0\u5bc6\uff0c\u6307\u5b9a keystone \u6587\u4ef6\uff0c\u5b8c\u6574\u7684\u5e2e\u52a9\u5982\u4e0b:<\/p>\n

\u279c\u00a0\u00a0elasticsearch-6.3.0 .\/bin\/elasticsearch-sql-cli\u00a0–helpElasticsearch SQL CLINon-option arguments:uri
\nOption\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0 Description
\n———-\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0——————————————————
\n-c,\u00a0–check <Boolean>\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0 Enable initial connection check on startup (default:
\ntrue)
\n-d,\u00a0–debug\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0Enable debug logging
\n-h,\u00a0–help\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0 show help
\n-k,\u00a0–keystore_location\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0 Location of a keystore to use when setting up SSL. If
\nspecified then the CLI will prompt for a keystore
\npassword. If specified when the uri isn’t https then
\nan error is thrown.
\n-s,\u00a0–silent\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0show minimal output
\n-v,\u00a0–verbose\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0 show verbose output<\/p>\n

JDBC \u5bf9\u63a5<\/strong><\/strong><\/p>\n

JDBC \u5bf9\u63a5\u7684\u80fd\u529b\uff0c\u8ba9\u6211\u4eec\u53ef\u4ee5\u4e0e\u5404\u4e2a SQL \u751f\u6001\u7cfb\u7edf\u6253\u901a\uff0c\u5229\u7528\u4f17\u591a\u73b0\u6210\u7684\u57fa\u4e8e SQL \u4e4b\u4e0a\u7684\u5de5\u5177\u6765\u4f7f\u7528 Elasticsearch\uff0c\u6211\u4eec\u4ee5\u4e24\u4e2a\u5de5\u5177\u6765\u4e3e\u4f8b\u3002<\/p>\n

\u548c\u5176\u4ed6\u6570\u636e\u5e93\u4e00\u6837\uff0c\u8981\u4f7f\u7528 JDBC\uff0c\u8981\u4e0b\u8f7d\u8be5\u6570\u636e\u5e93\u7684 JDBC \u7684\u9a71\u52a8\uff0c\u6211\u4eec\u6253\u5f00\uff1a\u00a0https:\/\/www.elastic.co\/downloads\/jdbc-client<\/a><\/p>\n

\"IMG_256\"<\/p>\n

\u53ea\u6709\u4e00\u4e2a zip \u5305\u4e0b\u8f7d\u94fe\u63a5\uff0c\u4e0b\u8f7d\u5373\u53ef\u3002<\/p>\n

\u7136\u540e\uff0c\u6211\u4eec\u8fd9\u91cc\u4f7f\u7528 DbVisualizer \u6765\u8fde\u63a5 ES \u8fdb\u884c\u64cd\u4f5c\uff0c\u8fd9\u662f\u4e00\u4e2a\u6570\u636e\u5e93\u7684\u64cd\u4f5c\u548c\u5206\u6790\u5de5\u5177\uff0cDbVisualizer \u4e0b\u8f7d\u5730\u5740\u662f\uff1ahttps:\/\/www.dbvis.com\/<\/a>\u3002<\/p>\n

\u4e0b\u8f7d\u5b89\u88c5\u542f\u52a8\u4e4b\u540e\u7684\u7a0b\u5e8f\u4e3b\u754c\u9762\u5982\u4e0b\u56fe\uff1a<\/p>\n

\"IMG_257\"<\/p>\n

\u6211\u4eec\u5982\u679c\u8981\u4f7f\u7528 ES \u4f5c\u4e3a\u6570\u636e\u6e90\uff0c\u6211\u4eec\u7b2c\u4e00\u4ef6\u4e8b\u9700\u8981\u628a ES \u7684 JDBC \u9a71\u52a8\u6dfb\u52a0\u5230 DbVisualizer \u7684\u5df2\u77e5\u9a71\u52a8\u91cc\u9762\u3002\u6211\u4eec\u6253\u5f00 DbVisualizer \u7684\u83dc\u5355\u3010Tools\u3011-> \u3010Driver Manager\u3011\uff0c\u6253\u5f00\u5982\u4e0b\u8bbe\u7f6e\u7a97\u53e3\uff1a<\/p>\n

\"IMG_258\"<\/p>\n

\u70b9\u51fb\u7eff\u8272\u7684\u52a0\u53f7\u6309\u94ae\uff0c\u65b0\u589e\u4e00\u4e2a\u540d\u4e3a Elasticsearch-SQL \u7684\u9a71\u52a8\uff0curl format \u8bbe\u7f6e\u6210 jdbc:es:\uff0c\u5982\u4e0b\u56fe\uff1a<\/p>\n

\"IMG_259\"<\/p>\n

\u7136\u540e\u70b9\u51fb\u4e0a\u56fe\u9ec4\u8272\u7684\u6587\u4ef6\u5939\u6309\u94ae\uff0c\u6dfb\u52a0\u6211\u4eec\u521a\u521a\u4e0b\u8f7d\u597d\u4e14\u89e3\u538b\u4e4b\u540e\u7684\u6240\u6709 jar \u6587\u4ef6\uff0c\u5982\u4e0b\uff1a<\/p>\n

\"IMG_260\"<\/p>\n

\u6dfb\u52a0\u5b8c\u6210\u4e4b\u540e\uff0c\u5982\u4e0b\u56fe\uff1a<\/p>\n

\"IMG_261\"<\/p>\n

\u5c31\u53ef\u4ee5\u5173\u95ed\u8fd9\u4e2a JDBC \u9a71\u52a8\u7684\u7ba1\u7406\u7a97\u53e3\u4e86\u3002\u4e0b\u9762\u6211\u4eec\u6765\u8fde\u63a5\u5230 ES \u6570\u636e\u5e93\u3002<\/p>\n

\u9009\u62e9\u4e3b\u7a0b\u5e8f\u5de6\u4fa7\u7684\u65b0\u5efa\u8fde\u63a5\u56fe\u6807\uff0c\u6253\u5f00\u5411\u5bfc\uff0c\u5982\u4e0b:<\/p>\n

\"IMG_262\"<\/p>\n

\u9009\u62e9\u521a\u521a\u52a0\u5165\u7684 Elasticsearch-SQL \u9a71\u52a8:<\/p>\n

\"IMG_263\"<\/p>\n

\u8bbe\u7f6e\u8fde\u63a5\u5b57\u7b26\u4e32\uff0c\u6b64\u5904\u6ca1\u6709\u767b\u5f55\u4fe1\u606f\uff0c\u5982\u679c\u6709\u53ef\u4ee5\u5bf9\u5e94\u7684\u586b\u4e0a\uff1a<\/p>\n

\"IMG_264\"<\/p>\n

\u70b9\u51fb Connect\uff0c\u5373\u53ef\u8fde\u63a5\u5230 ES\uff0c\u5de6\u4fa7\u5bfc\u822a\u53ef\u4ee5\u5c55\u5f00\u770b\u5230\u5bf9\u5e94\u7684 ES \u7d22\u5f15\u4fe1\u606f\uff1a<\/p>\n

\"IMG_265\"<\/p>\n

\u540c\u6837\u53ef\u4ee5\u67e5\u770b\u76f8\u5e94\u7684\u5e93\u8868\u7ed3\u679c\u548c\u5177\u4f53\u7684\u6570\u636e\uff1a<\/p>\n

\"IMG_266\"<\/p>\n

\u7528\u4ed6\u81ea\u5e26\u7684\u5de5\u5177\u6267\u884c SQL \u4e5f\u662f\u4e0d\u5728\u8bdd\u4e0b\uff1a<\/p>\n

\"IMG_267\"<\/p>\n

\u540c\u7406\uff0c\u5404\u79cd ETL \u5de5\u5177\u548c\u57fa\u4e8e SQL \u7684 BI \u548c\u53ef\u89c6\u5316\u5206\u6790\u5de5\u5177\u90fd\u80fd\u628a Elasticsearch \u5f53\u505a SQL \u6570\u636e\u5e93\u6765\u8fde\u63a5\u83b7\u53d6\u6570\u636e\u4e86\u3002<\/p>\n

\u6700\u540e\u4e00\u4e2a\u5c0f\u8d34\u58eb\uff0c\u5982\u679c\u4f60\u7684\u7d22\u5f15\u540d\u79f0\u5305\u542b\u6a2a\u7ebf\uff0c\u5982 logstash-201811\uff0c\u53ea\u9700\u8981\u505a\u4e00\u4e2a\u7528\u53cc\u5f15\u53f7\u5305\u542b\uff0c\u5bf9\u53cc\u5f15\u53f7\u8fdb\u884c\u8f6c\u4e49\u5373\u53ef\uff0c\u5982\u4e0b\uff1a<\/p>\n

\u5173\u4e8e SQL \u64cd\u4f5c\u7684\u6587\u6863\u5728\u8fd9\u91cc\uff1a<\/p>\n

https:\/\/www.elastic.co\/guide\/en\/elasticsearch\/reference\/current\/sql-jdbc.html<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

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