Create table if not exist

Create table if not exists sql

CREATE TABLE IF NOT EXISTS

> CREATE TABLE IF NOT EXISTS TEAMS
> (TEAMNO      INTEGER NOT NULL PRIMARY KEY,
> EmployeeNO    INTEGER NOT NULL,
> DIVISION    CHAR(6) NOT NULL);

Create table if not exist

declare
nCount NUMBER;
v_sql LONG;

begin
SELECT count(*) into nCount FROM dba_tables where table_name = 'EMPLOYEE';
IF(nCount <= 0)
THEN
v_sql:='
create table EMPLOYEE
(
ID NUMBER(3),
NAME VARCHAR2(30) NOT NULL
)';
execute immediate v_sql;

END IF;
end;

Source: stackoverflow.com

Similar codes

0 vote315 views1 answer
Postgres create database if not exists
SQL
0 vote375 views1 answer
Create table like sql
SQL
0 vote335 views2 answers
How to start postgresql laravel
SQL
0 vote348 views2 answers
Update query with between in mysql
SQL
0 vote328 views1 answer
Delete double on SQL with multiple primary keys
SQL
-1 vote380 views2 answers
Mysql get day of week
SQL
0 vote365 views1 answer
How to check which table has data in mysql
SQL
0 vote379 views1 answer
Sql multiple into
SQL
0 vote394 views1 answer
How to convert external table to managed table in hive
SQL
0 vote327 views1 answer
Grant access on table in oracle
SQL