Start Updating clob

Updating clob

So all other interested transactions who may try to update this row has to wait.

create_table "formatted_texts", force: :cascade do |t| "content" t.boolean "shared_ind", limit: nil, default: false t.datetime "created_at", null: false t.datetime "updated_at", null: false end Rails version: 4.2.8 Oracle enhanced adapter version: 1.6.9 Ruby version: 2.4.1 Oracle Database version: 11g I've been going through source code for a while, I don't see any way to declare a clob myself for the insert either.

Edit: It looks like this works if I do: I would expect to be able to safely update a text column using the hash syntax just like I can other column types, or text columns in other adapters like My SQL.

One field in EO and three in the Community Characterization tables (COMM_CAG, COMM_CAN, COMM_CAS, and COMM_CAL) were lengthened from 4000 characters to unlimited data in Biotics 5.5, which means the Oracle datatype changed from VARCHAR2 to CLOB.

Googling oracle lob update lock row yields some interesting read.

If you're on a different version, try to find these documents from the version you're using. If FOR UPDATE would not be used, several sessions (users) might read the same LOB locator and might try to modify it concurrently. If FOR UPDATE would not be used, several sessions (users) might read the same LOB locator and might try to modify it concurrently. I have another question, what is difference between Prepared Character Stream and set Ascii Stream?

I want to update a java string, which includes English\Chinese\Japanese...

Not sure if you meant pl/sql or if you meant perl/sql, so here goes.