ALTER TABLE "projects" DROP CONSTRAINT "projects_pspid_unique";--> statement-breakpoint ALTER TABLE "ecc"."PR_INFORMATION_T_BID_HEADER" ALTER COLUMN "ZBSART" DROP NOT NULL;--> statement-breakpoint ALTER TABLE "ecc"."PR_INFORMATION_T_BID_ITEM" ALTER COLUMN "ANFPS" DROP NOT NULL;--> statement-breakpoint ALTER TABLE "ecc"."PR_INFORMATION_T_BID_ITEM" ALTER COLUMN "BANFN" DROP NOT NULL;--> statement-breakpoint ALTER TABLE "ecc"."PR_INFORMATION_T_BID_ITEM" ALTER COLUMN "BANPO" DROP NOT NULL;--> statement-breakpoint ALTER TABLE "ecc"."T_CHANGE_PR" ALTER COLUMN "BANFN" DROP NOT NULL;--> statement-breakpoint ALTER TABLE "ecc"."T_CHANGE_PR" ALTER COLUMN "BANPO" DROP NOT NULL;--> statement-breakpoint ALTER TABLE "ecc"."T_CHANGE_PR" ALTER COLUMN "ZCHG_NO" DROP NOT NULL;--> statement-breakpoint ALTER TABLE "ecc"."ZMM_NOTE" ALTER COLUMN "ZNOTE_SER" DROP NOT NULL;--> statement-breakpoint ALTER TABLE "ecc"."ZMM_NOTE" ALTER COLUMN "ZNOTE_TXT" DROP NOT NULL;--> statement-breakpoint ALTER TABLE "ecc"."ZMM_NOTE2" ALTER COLUMN "ZDLV_PRICE_SER" DROP NOT NULL;--> statement-breakpoint ALTER TABLE "ecc"."ZMM_NOTE2" ALTER COLUMN "ZDLV_PRICE_NOTE" DROP NOT NULL;--> statement-breakpoint ALTER TABLE "ecc"."ZMM_PAY" ALTER COLUMN "ZPAYSEQ" DROP NOT NULL;--> statement-breakpoint ALTER TABLE "ecc"."ZMM_PCR" ALTER COLUMN "PCR_REQ_DATE" DROP NOT NULL;--> statement-breakpoint ALTER TABLE "ecc"."ZMM_PCR" ALTER COLUMN "EBELN" DROP NOT NULL;--> statement-breakpoint ALTER TABLE "ecc"."ZMM_PCR" ALTER COLUMN "EBELP" DROP NOT NULL;--> statement-breakpoint ALTER TABLE "ecc"."ZMM_PCR" ALTER COLUMN "PCR_TYPE" DROP NOT NULL;--> statement-breakpoint ALTER TABLE "ecc"."ZMM_PCR" ALTER COLUMN "BANFN" DROP NOT NULL;--> statement-breakpoint ALTER TABLE "ecc"."ZMM_PCR" ALTER COLUMN "BNFPO" DROP NOT NULL;--> statement-breakpoint ALTER TABLE "projects" DROP COLUMN "pspid";