Making Sure Primary and Secondary Keys Alligns

Fact Table:
-- DROP TABLE IF EXISTS system."IMETA_ZTRB_MP$F_ZTBR_TA_BW";

CREATE TABLE IF NOT EXISTS system."IMETA_ZTRB_MP$F_ZTBR_TA_BW"
(
"ZTBR_TransactionCode" integer NOT NULL DEFAULT
nextval('system."IMETA_ZTRB_MP$F_ZTBR_TA_BW_ZTBR_TransactionCode_seq"'::regclass),
"Company_Code" character varying(4) COLLATE pg_catalog."default",
"Posting_Period" character varying(7) COLLATE pg_catalog."default",
"Fiscal_Year" character varying(4) COLLATE pg_catalog."default",
"Profit_Center" character varying(255) COLLATE pg_catalog."default",
"Account_Number" character varying(255) COLLATE pg_catalog."default",
"Business_Process" character varying(255) COLLATE pg_catalog."default",
"Cost_Center" character varying(10) COLLATE pg_catalog."default",
"Internal_Order" character varying(255) COLLATE pg_catalog."default",
"Trading_Partner" character varying(255) COLLATE pg_catalog."default",
"Amount_in_company_code_currency" numeric(17,2),
"Company_code_currency" character varying(5) COLLATE
pg_catalog."default",
"BRACS_FA" character varying(255) COLLATE pg_catalog."default",
"Expense_Type" character varying(255) COLLATE pg_catalog."default",
"BRACS_ACCT_Key" character varying(255) COLLATE pg_catalog."default",
"CC_Direct" character varying(255) COLLATE pg_catalog."default",
"Segment_PC" character varying(255) COLLATE pg_catalog."default",
"CC_Master_FA" character varying(255) COLLATE pg_catalog."default",
"Master_BRACS_Secondary_Key" integer,
"Source_Description_Secondary_Key" integer,
"Direct_Indirect_Secondary_Key" integer,
"Entity_Secondary_Key" integer,
"Region_Secondary_Key" integer,
"Staging_Secondary_Key" integer NOT NULL DEFAULT
nextval('system."IMETA_ZTRB_MP$F_ZTBR_TA_BW_Staging_Secondary_Key_seq"'::regclass),
CONSTRAINT "IMETA_ZTRB_MP$F_ZTBR_TA_BW_pkey" PRIMARY KEY
("ZTBR_TransactionCode"),
CONSTRAINT
"IMETA_ZTRB_MP$F_ZTBR_TA_BW_Direct_Indirect_Secondary_Key_key" UNIQUE
("Direct_Indirect_Secondary_Key"),
CONSTRAINT "IMETA_ZTRB_MP$F_ZTBR_TA_BW_Entity_Secondary_Key_key" UNIQUE
("Entity_Secondary_Key"),
CONSTRAINT "IMETA_ZTRB_MP$F_ZTBR_TA_BW_Master_BRACS_Secondary_Key_key"
UNIQUE ("Master_BRACS_Secondary_Key"),
CONSTRAINT "IMETA_ZTRB_MP$F_ZTBR_TA_BW_Region_Secondary_Key_key" UNIQUE
("Region_Secondary_Key"),
CONSTRAINT
"IMETA_ZTRB_MP$F_ZTBR_TA_BW_Source_Description_Secondary_Key_key" UNIQUE
("Source_Description_Secondary_Key"),
CONSTRAINT "IMETA_ZTRB_MP$F_ZTBR_TA_BW_Staging_Secondary_Key_key"
UNIQUE ("Staging_Secondary_Key")
)and Dimension:CREATE TABLE IF NOT EXISTS dim."IMETA_Region_Mapping"
(
"CoCd" character varying(255) COLLATE pg_catalog."default",
"Sub Region" character varying(255) COLLATE pg_catalog."default",
"Region" character varying(255) COLLATE pg_catalog."default",
"BRACS Entity" character varying(255) COLLATE pg_catalog."default",
"Consul" character varying(255) COLLATE pg_catalog."default",
"Report" character varying(255) COLLATE pg_catalog."default",
"Region BRACS" character varying(255) COLLATE pg_catalog."default",
"Group" character varying(255) COLLATE pg_catalog."default",
"Group BRACS" character varying(255) COLLATE pg_catalog."default",
"J" character varying(255) COLLATE pg_catalog."default",
"K" character varying(255) COLLATE pg_catalog."default",
"L" character varying(255) COLLATE pg_catalog."default",
"M" character varying(255) COLLATE pg_catalog."default",
"N" character varying(255) COLLATE pg_catalog."default",
"Region_Primary_Key" integer NOT NULL DEFAULT
nextval('dim."IMETA_Region_Mapping_Region_Secondary_Key_seq"'::regclass),
CONSTRAINT "IMETA_Region_Mapping_pkey" PRIMARY KEY
("Region_Primary_Key")
)
How do i get that all these columns that are joined are aligned, meaning if
it starts with 1 in one column it must be 1 in the other columns. Or how
would you assign unique keys in Postgres?