DB: Oracle 10g I can grant DML commands to a user for some tables: GRANT SELECT, UPDATE, DELETE, INSERT ON USER_A.TABLE_1 TO USER_B; How. Insert, update, delete, or select operations in Oracle Database using the WCF Service. UPDATE, SELECT. For example a SQL SELECT query that uses the JOIN. SQL for Beginners (Part 9): The UPDATE. The SCOTT schema. You will see a lot of Oracle examples on the. V AS SELECT * FROM employees; UPDATE employees. Oracle Update Statements. Basic Update Statements: The Oracle UPDATE statement processes one or more rows in a table and sets one or more. UPDATE (SELECT.

I am scratching our head to resolve the issue with good performance, we managed to find out the solution in java by using hash map, but as the table contains 1L records its pretty tough to manage this part. Underworld Evolution Yify there. I am looking for the best possible option.

I have two schemas on same oracle database. I need to update a table with another schema table using primary key(we need only update if the primary key row exists, we should not insert it). Suppose My oracle database is TEST and i have two schema's SCHEMA1 & SCHEMA2. SCHEMA1 & SCHEMA2 CONTAINS THE TABLE SAMPLE1 Structure: ID NUMBER ==>PRIMARY KEY NAME VARCHAR ==>PRIMARY KEY LASTNAME VARCHAR ==>NORMAL COLUMN NOW SCHEMA1 SAMPLE1 CONTAINS DATA BELOW 1) 123 'TEMP' 'TEMPOARY1' 2) 234 'TEMP2' 'TEMPORARY2' 3) 345 'TEMP3' 'TEMPORARY3' SCHEMA2 SAMPLE1 CONTAINS DATA BELOW 1) 123 'TEMP' 'TEMP1' 2) 23 'TEMP23 'TEMP2' 3) 235 'TEMP2' 'TEMP3' Now my target is i need to sync table SAMPLE1 of SCHEMA1 with the table of SAMPLE1 of SCHEMA2 and the result should be below. 1) 123 'TEMP' 'TEMP1' 2) 234 'TEMP2' 'TEMPORARY2' 3) 345 'TEMP3' 'TEMPORARY3' Thank you for your help. Update of two same tables on different oracle databases I have two schemas I have edited your question title and changed database to schema. Since, you have clearly mentioned schema in your question body.