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This method NOT insert data into database and server just return after accept the request, this method should be used to test other time cost in client")])]),s._v(" "),t("div",{staticClass:"language-java line-numbers-mode"},[t("pre",{pre:!0,attrs:{class:"language-java"}},[t("code",[t("span",{pre:!0,attrs:{class:"token keyword"}},[s._v("void")]),s._v(" "),t("span",{pre:!0,attrs:{class:"token function"}},[s._v("testInsertTablet")]),t("span",{pre:!0,attrs:{class:"token punctuation"}},[s._v("(")]),t("span",{pre:!0,attrs:{class:"token class-name"}},[s._v("Tablet")]),s._v(" tablet"),t("span",{pre:!0,attrs:{class:"token punctuation"}},[s._v(")")]),s._v("\n")])]),s._v(" "),t("div",{staticClass:"line-numbers-wrapper"},[t("span",{staticClass:"line-number"},[s._v("1")]),t("br")])]),t("h3",{attrs:{id:"coding-examples"}},[t("a",{staticClass:"header-anchor",attrs:{href:"#coding-examples"}},[s._v("#")]),s._v(" Coding Examples")]),s._v(" "),t("p",[s._v("To get more information of the following interfaces, please view session/src/main/java/org/apache/iotdb/session/Session.java")]),s._v(" "),t("p",[s._v("The sample code of using these interfaces is in example/session/src/main/java/org/apache/iotdb/SessionExample.java，which provides an example of how to open an IoTDB session, execute a batch insertion.")]),s._v(" "),t("h3",{attrs:{id:"session-pool-for-native-api"}},[t("a",{staticClass:"header-anchor",attrs:{href:"#session-pool-for-native-api"}},[s._v("#")]),s._v(" Session Pool for Native API")]),s._v(" "),t("p",[s._v("We provide a connection pool (`SessionPool) for Native API.\nUsing the interface, you need to define the pool size.")]),s._v(" "),t("p",[s._v("If you can not get a session connection in 60 seconds, there is a warning log but the program will hang.")]),s._v(" "),t("p",[s._v("If a session has finished an operation, it will be put back to the pool automatically.\nIf a session connection is broken, the session will be removed automatically and the pool will try\nto create a new session and redo the operation.")]),s._v(" "),t("p",[s._v("For query operations:")]),s._v(" "),t("ol",[t("li",[s._v("When using SessionPool to query data, the result set is "),t("code",[s._v("SessionDataSetWrapper")]),s._v(";")]),s._v(" "),t("li",[s._v("Given a "),t("code",[s._v("SessionDataSetWrapper")]),s._v(", if you have not scanned all the data in it and stop to use it,\nyou have to call "),t("code",[s._v("SessionPool.closeResultSet(wrapper)")]),s._v(" manually;")]),s._v(" "),t("li",[s._v("When you call "),t("code",[s._v("hasNext()")]),s._v(" and "),t("code",[s._v("next()")]),s._v(" of a "),t("code",[s._v("SessionDataSetWrapper")]),s._v(" and there is an exception, then\nyou have to call "),t("code",[s._v("SessionPool.closeResultSet(wrapper)")]),s._v(" manually;")]),s._v(" "),t("li",[s._v("You can call "),t("code",[s._v("getColumnNames()")]),s._v(" of "),t("code",[s._v("SessionDataSetWrapper")]),s._v(" to get the column names of query result;")])]),s._v(" 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This interface is more proficient than the one without type parameters.")]),s._v(" "),t("div",{staticClass:"language-java line-numbers-mode"},[t("pre",{pre:!0,attrs:{class:"language-java"}},[t("code",[t("span",{pre:!0,attrs:{class:"token keyword"}},[s._v("void")]),s._v(" "),t("span",{pre:!0,attrs:{class:"token function"}},[s._v("insertRecords")]),t("span",{pre:!0,attrs:{class:"token punctuation"}},[s._v("(")]),t("span",{pre:!0,attrs:{class:"token class-name"}},[s._v("List")]),t("span",{pre:!0,attrs:{class:"token generics"}},[t("span",{pre:!0,attrs:{class:"token punctuation"}},[s._v("<")]),t("span",{pre:!0,attrs:{class:"token class-name"}},[s._v("String")]),t("span",{pre:!0,attrs:{class:"token punctuation"}},[s._v(">")])]),s._v(" deviceIds"),t("span",{pre:!0,attrs:{class:"token punctuation"}},[s._v(",")]),s._v(" "),t("span",{pre:!0,attrs:{class:"token class-name"}},[s._v("List")]),t("span",{pre:!0,attrs:{class:"token generics"}},[t("span",{pre:!0,attrs:{class:"token punctuation"}},[s._v("<")]),t("span",{pre:!0,attrs:{class:"token class-name"}},[s._v("Long")]),t("span",{pre:!0,attrs:{class:"token punctuation"}},[s._v(">")])]),s._v(" times"),t("span",{pre:!0,attrs:{class:"token punctuation"}},[s._v(",")]),s._v(" "),t("span",{pre:!0,attrs:{class:"token class-name"}},[s._v("List")]),t("span",{pre:!0,attrs:{class:"token generics"}},[t("span",{pre:!0,attrs:{class:"token punctuation"}},[s._v("<")]),t("span",{pre:!0,attrs:{class:"token class-name"}},[s._v("List")]),t("span",{pre:!0,attrs:{class:"token punctuation"}},[s._v("<")]),t("span",{pre:!0,attrs:{class:"token class-name"}},[s._v("String")]),t("span",{pre:!0,attrs:{class:"token punctuation"}},[s._v(">")]),t("span",{pre:!0,attrs:{class:"token punctuation"}},[s._v(">")])]),s._v(" measurementsList"),t("span",{pre:!0,attrs:{class:"token punctuation"}},[s._v(",")]),s._v(" \n                   "),t("span",{pre:!0,attrs:{class:"token class-name"}},[s._v("List")]),t("span",{pre:!0,attrs:{class:"token generics"}},[t("span",{pre:!0,attrs:{class:"token punctuation"}},[s._v("<")]),t("span",{pre:!0,attrs:{class:"token class-name"}},[s._v("List")]),t("span",{pre:!0,attrs:{class:"token punctuation"}},[s._v("<")]),t("span",{pre:!0,attrs:{class:"token class-name"}},[s._v("TSDataType")]),t("span",{pre:!0,attrs:{class:"token punctuation"}},[s._v(">")]),t("span",{pre:!0,attrs:{class:"token punctuation"}},[s._v(">")])]),s._v(" typesList"),t("span",{pre:!0,attrs:{class:"token punctuation"}},[s._v(",")]),s._v(" "),t("span",{pre:!0,attrs:{class:"token class-name"}},[s._v("List")]),t("span",{pre:!0,attrs:{class:"token generics"}},[t("span",{pre:!0,attrs:{class:"token punctuation"}},[s._v("<")]),t("span",{pre:!0,attrs:{class:"token class-name"}},[s._v("List")]),t("span",{pre:!0,attrs:{class:"token punctuation"}},[s._v("<")]),t("span",{pre:!0,attrs:{class:"token class-name"}},[s._v("Object")]),t("span",{pre:!0,attrs:{class:"token punctuation"}},[s._v(">")]),t("span",{pre:!0,attrs:{class:"token punctuation"}},[s._v(">")])]),s._v(" valuesList"),t("span",{pre:!0,attrs:{class:"token punctuation"}},[s._v(")")]),s._v("\n")])]),s._v(" "),t("div",{staticClass:"line-numbers-wrapper"},[t("span",{staticClass:"line-number"},[s._v("1")]),t("br"),t("span",{staticClass:"line-number"},[s._v("2")]),t("br")])]),t("p",[s._v("Insert multiple records with type parameters. 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