CREATE TABLE IF NOT EXISTS public.aw_iela
(
    "KODS" integer,
    "TIPS_CD" smallint,
    "NOSAUKUMS" text COLLATE pg_catalog."default",
    "VKUR_CD" integer,
    "VKUR_TIPS" smallint,
    "APSTIPR" character(1) COLLATE pg_catalog."default",
    "APST_PAK" character varying(3) COLLATE pg_catalog."default",
    "STATUSS" character(3) COLLATE pg_catalog."default",
    "SORT_NOS" text COLLATE pg_catalog."default",
    "DAT_SAK" date,
    "DAT_MOD" character varying(23) COLLATE pg_catalog."default",
    "DAT_BEIG" character varying(13) COLLATE pg_catalog."default",
    "ATRIB" character varying(3) COLLATE pg_catalog."default",
    "STD" text COLLATE pg_catalog."default"
)

TABLESPACE pg_default;

COPY aw_iela FROM '/home/augusts/darbs/AW_IELA.CSV' DELIMITER ';' CSV HEADER QUOTE '#';

ALTER TABLE IF EXISTS public.aw_iela
    RENAME "APST_PAK" TO "APST_PAK_txt";

ALTER TABLE IF EXISTS public.aw_iela
    RENAME "DAT_MOD" TO "DAT_MOD_txt";

ALTER TABLE IF EXISTS public.aw_iela
    RENAME "DAT_BEIG" TO "DAT_BEIG_txt";

ALTER TABLE IF EXISTS public.aw_iela
    RENAME "APST_PAK" TO "APST_PAK_txt";

ALTER TABLE IF EXISTS public.aw_iela
    ADD COLUMN "DAT_MOD" date;

ALTER TABLE IF EXISTS public.aw_iela
    ADD COLUMN "DAT_BEIG" date;


UPDATE aw_iela SET "DAT_BEIG_txt" = NULL WHERE "DAT_BEIG_txt" = '';
UPDATE aw_iela SET "APST_PAK_txt" = NULL WHERE "APST_PAK_txt" = '';
UPDATE aw_iela SET "APST_PAK" = TO_NUMBER("APST_PAK_txt", '999') WHERE "APST_PAK_txt" IS NOT NULL;
UPDATE aw_iela SET "DAT_MOD" = TO_DATE(CONCAT(SUBSTR("DAT_MOD_txt", 7, 4), SUBSTR("DAT_MOD_txt", 4, 2), 
											   SUBSTR("DAT_MOD_txt", 1, 2)), 'YYYYMMDD');
UPDATE aw_iela SET "DAT_BEIG" = TO_DATE(CONCAT(SUBSTR("DAT_BEIG_txt", 1, 4), SUBSTR("DAT_BEIG_txt", 6, 2), 
											   SUBSTR("DAT_BEIG_txt", 9, 2)), 'YYYYMMDD') WHERE "DAT_BEIG_txt" IS NOT NULL;

ALTER TABLE IF EXISTS public.aw_iela
    RENAME "APSTIPR" TO "APSTIPR_txt";

ALTER TABLE IF EXISTS public.aw_iela
    ADD COLUMN "APSTIPR" boolean;
UPDATE aw_iela SET "APSTIPR" = 'n' WHERE "APSTIPR_txt" = '';
UPDATE aw_iela SET "APSTIPR" = 'y' WHERE "APSTIPR_txt" = 'Y';