Answers for "create if not exists sqlITE"

sqlite create table if not exists

CREATE TABLE IF NOT EXISTS [schema_name].table_name (...);

sqlite insert if not exists

#id column is assumed to be primary key

INSERT INTO destination_table(id,name) 
SELECT id, name
FROM source_table s
WHERE NOT EXISTS (
  SELECT 1
  FROM destination_table d
  WHERE d.id = s.id
);