schema creation in sap hana development

Hi ,

i have a trial landscape in sap hana cockpit where i have created a schema in "Databases and Schema" section and through eclipse ide i have access to the schema i have created in sap hana cockpit . when i am trying to create a table in sap hana development(i have a trial account) i'm getting the following error

Could not execute 'CREATE COLUMN TABLE students.TWEETS( "ID" INTEGER NOT NULL, "USER_NAME" NVARCHAR(100), "CREATED_AT" ...' SAP DBTech JDBC: [362]: invalid schema name: STUDENTS: line 1 col 21 (at pos 20) Could not execute 'CREATE SEQUENCE students."TWEET_SEQUENCE" INCREMENT BY 1 START WITH 1 NO CYCLE' SAP DBTech JDBC: [362]: invalid schema name: STUDENTS: line 1 col 17 (at pos 16)