chore: remove unused code

Author: soedirgo

src/lib/helpers.ts

@@ -11,16 +11,3 @@ COALESCE(
   '[]'
 ) AS ${source}`
 }
-
-/**
- * Transforms an array of SQL strings into a transaction
- */
-export const toTransaction = (statements: string[]) => {
-  let cleansed = statements.map((x) => {
-    let sql = x.trim()
-    if (sql.length > 0 && x.slice(-1) !== ';') sql += ';'
-    return sql
-  })
-  const allStatements = cleansed.join('')
-  return `BEGIN; ${allStatements} COMMIT;`
-}