Syntax Error at GENERATED column " GENERATED ALWAYS AS ([UnitPrice] * [Quantity]) "

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Failed executing DbCommand (18ms) [Parameters=[], CommandType='Text', CommandTimeout='30']
CREATE TABLE "InvoicesLineItems" (
"Id" text NOT NULL,
"InvoiceId" text NOT NULL,
"Description" text NOT NULL,
"UnitPrice" double precision NOT NULL,
"Quantity" double precision NOT NULL,
"TotalPrice" double precision GENERATED ALWAYS AS ([UnitPrice] * [Quantity]) STORED NOT NULL,
"UserId" text NOT NULL,
CONSTRAINT "PK_InvoicesLineItems" PRIMARY KEY ("Id"),
CONSTRAINT "FK_InvoicesLineItems_AspNetUsers_UserId" FOREIGN KEY ("UserId") REFERENCES "AspNetUsers" ("Id"),
CONSTRAINT "FK_InvoicesLineItems_Invoices_InvoiceId" FOREIGN KEY ("InvoiceId") REFERENCES "Invoices" ("Id")
);
Npgsql.PostgresException (0x80004005): 42601: 语法错误 在 "[" 或附近的

[roji]

You're going to have to submit more detail than that. Please post a minimal repro.