mssql-change-tracking/dist/services/general/primary-keys.js

MS SQL server change tracking functions

import { writeLog } from "fast-node-logger";
export async function getPrimaryKeys({ pool, tableName, }) {
    writeLog(`getPrimaryKeys`, { level: "trace" });
    return pool
        .request()
        .query(primaryKeysQuery(tableName))
        .then((result) => result.recordset)
        .then((rows) => rows.map((el) => el["Column_Name"]));
}
function primaryKeysQuery(tableName) {
    return `SELECT Col.Column_Name FROM 
  INFORMATION_SCHEMA.TABLE_CONSTRAINTS Tab, 
  INFORMATION_SCHEMA.CONSTRAINT_COLUMN_USAGE Col 
  WHERE 
  Col.Constraint_Name = Tab.Constraint_Name
  AND Col.Table_Name = Tab.Table_Name
  AND Constraint_Type = 'PRIMARY KEY'
  AND Col.Table_Name = '${tableName}'`;
}
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