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How to create id with AUTO_INCREMENT on Oracle?
...departments (
ID NUMBER(10) NOT NULL,
DESCRIPTION VARCHAR2(50) NOT NULL);
ALTER TABLE departments ADD (
CONSTRAINT dept_pk PRIMARY KEY (ID));
CREATE SEQUENCE dept_seq START WITH 1;
Trigger definition:
CREATE OR REPLACE TRIGGER dept_bir
BEFORE INSERT ON departments
FOR EAC...
How do I convert from BLOB to TEXT in MySQL?
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266
That's unnecessary. Just use SELECT CONVERT(column USING utf8) FROM..... instead of just SELEC...
Node.js/Express.js App Only Works on Port 3000
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edited Feb 20 '14 at 19:43
answered Aug 2 '13 at 19:29
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iTunes Connect: How to choose a good SKU?
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BiscuitBaker
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answered Jan 3 '12 at 10:38
Dennis StritzkeDennis...
Celery Received unregistered task of type (run example)
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Git's famous “ERROR: Permission to .git denied to user”
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Why is the Fibonacci series used in agile planning poker? [closed]
... of the team are supposed to estimate the size of a user story as being 1, 2, 3, 5, 8, 13, ... . So the estimated values should resemble the Fibonacci series. But I wonder, why?
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How to make a Java thread wait for another thread's output?
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128
I would really recommend that you go through a tutorial like Sun's Java Concurrency before you ...
Xcode Simulator: how to remove older unneeded devices?
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edited May 23 '17 at 11:54
Community♦
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answered May 31 '12 at 14:06
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How to UPSERT (MERGE, INSERT … ON DUPLICATE UPDATE) in PostgreSQL?
...t's an EXAMPLE.
BEGIN;
UPDATE testtable
SET somedata = 'blah'
WHERE id = 2;
-- Remember, this is WRONG. Do NOT COPY IT.
INSERT INTO testtable (id, somedata)
SELECT 2, 'blah'
WHERE NOT EXISTS (SELECT 1 FROM testtable WHERE testtable.id = 2);
COMMIT;
then when two run at once there are several f...