18 lines
466 B
SQL
18 lines
466 B
SQL
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CREATE OR REPLACE VIEW Stock_Available_View AS
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SELECT
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sb.productId,
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sb.inventoryId,
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sb.quantity AS physicalQuantity,
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COALESCE(SUM(sr.quantity), 0) AS reservedQuantity,
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(
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sb.quantity - COALESCE(SUM(sr.quantity), 0)
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) AS availableQuantity
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FROM
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Stock_Balance sb
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LEFT JOIN Stock_Reservations sr ON sr.productId = sb.productId
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AND sr.inventoryId = sb.inventoryId
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GROUP BY
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sb.productId,
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sb.inventoryId,
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sb.quantity;
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