sql don't create table if already exists code example
Example 1: sqlite create table if not exists
CREATE TABLE IF NOT EXISTS [schema_name].table_name (...);
Example 2: if not exists insert sql
IF NOT EXISTS (SELECT * FROM EmailsRecebidos
WHERE De = @_DE
AND Assunto = @_ASSUNTO
AND Data = @_DATA)
BEGIN
INSERT INTO EmailsRecebidos (De, Assunto, Data)
VALUES (@_DE, @_ASSUNTO, @_DATA)
END