Add index to DM_DEVICE_INFO table

features/device-mgt/org.wso2.carbon.device.mgt.basics.feature/src/main/resources/dbscripts/cdm/h2.sql

@@ -435,6 +435,8 @@ CREATE TABLE IF NOT EXISTS DM_DEVICE_INFO (
     ON UPDATE NO ACTION
 );
 
+CREATE INDEX IDX_DM_DEVICE_INFO_DID_EID_KFIELD ON DM_DEVICE_INFO(DEVICE_ID, ENROLMENT_ID, KEY_FIELD);
+
 CREATE TABLE IF NOT EXISTS DM_DEVICE_LOCATION (
   ID INTEGER AUTO_INCREMENT NOT NULL,
   DEVICE_ID INT NULL,

features/device-mgt/org.wso2.carbon.device.mgt.basics.feature/src/main/resources/dbscripts/cdm/mssql.sql

@@ -488,6 +488,9 @@ CREATE TABLE DM_DEVICE_INFO (
     ON UPDATE NO ACTION
 );
 
+IF NOT  EXISTS (SELECT * FROM SYS.INDEXES WHERE NAME = 'IDX_DM_DEVICE_INFO_DID_EID_KFIELD' AND OBJECT_ID = OBJECT_ID('DM_DEVICE_INFO'))
+CREATE INDEX IDX_DM_DEVICE_INFO_DID_EID_KFIELD ON DM_DEVICE_INFO(DEVICE_ID, ENROLMENT_ID, KEY_FIELD);
+
 IF NOT  EXISTS (SELECT * FROM SYS.OBJECTS WHERE OBJECT_ID = OBJECT_ID(N'[DBO].[DM_DEVICE_LOCATION]') AND TYPE IN (N'U'))
 CREATE TABLE DM_DEVICE_LOCATION (
   ID INTEGER IDENTITY(1,1) NOT NULL,

features/device-mgt/org.wso2.carbon.device.mgt.basics.feature/src/main/resources/dbscripts/cdm/mysql.sql

@@ -506,6 +506,8 @@ CREATE TABLE IF NOT EXISTS DM_DEVICE_INFO (
 )
 ENGINE = InnoDB;
 
+CREATE INDEX IDX_DM_DEVICE_INFO_DID_EID_KFIELD ON DM_DEVICE_INFO(DEVICE_ID, ENROLMENT_ID, KEY_FIELD);
+
 CREATE TABLE IF NOT EXISTS DM_DEVICE_LOCATION (
   ID INTEGER AUTO_INCREMENT NOT NULL,
   DEVICE_ID INT NULL,

features/device-mgt/org.wso2.carbon.device.mgt.basics.feature/src/main/resources/dbscripts/cdm/oracle.sql

@@ -788,6 +788,9 @@ CREATE TABLE DM_DEVICE_INFO (
 )
 /
 
+CREATE INDEX IDX_DM_DEVICE_INFO_DID_EID_KFIELD ON DM_DEVICE_INFO(DEVICE_ID, ENROLMENT_ID, KEY_FIELD)
+/
+
 -- Generate ID using sequence and trigger
 CREATE SEQUENCE DM_DEVICE_INFO_seq START WITH 1 INCREMENT BY 1 NOCACHE
 /

features/device-mgt/org.wso2.carbon.device.mgt.basics.feature/src/main/resources/dbscripts/cdm/postgresql.sql

@@ -524,8 +524,9 @@ CREATE TABLE IF NOT EXISTS DM_DEVICE_INFO (
           REFERENCES DM_ENROLMENT (ID)
           ON DELETE NO ACTION
           ON UPDATE NO ACTION
-)
+);
-;
+
+CREATE INDEX IDX_DM_DEVICE_INFO_DID_EID_KFIELD ON DM_DEVICE_INFO(DEVICE_ID, ENROLMENT_ID, KEY_FIELD);
 
 CREATE INDEX DM_DEVICE_INFO_DEVICE_idx ON DM_DEVICE_INFO (DEVICE_ID ASC);
 CREATE INDEX DM_DEVICE_INFO_DEVICE_ENROLLMENT_idx ON DM_DEVICE_INFO (ENROLMENT_ID ASC);