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 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 with exceptions
declare
v_sql LONG;
begin
v_sql:='create table EMPLOYEE
(
ID NUMBER(3),
NAME VARCHAR2(30) NOT NULL
)';
execute immediate v_sql;
EXCEPTION
WHEN OTHERS THEN
IF SQLCODE = -955 THEN
NULL; -- suppresses ORA-00955 exception
ELSE
RAISE;
END IF;
END;
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