CreateQuery test_alter_decimal (children 3)
 Identifier test_alter_decimal
 Columns definition (children 1)
  ExpressionList (children 2)
   ColumnDeclaration n (children 1)
    DataType UInt64
   ColumnDeclaration d (children 1)
    DataType Decimal (children 1)
     ExpressionList (children 2)
      Literal UInt64_15
      Literal UInt64_8
 Storage definition (children 2)
  Function ReplicatedMergeTree (children 1)
   ExpressionList (children 2)
    Literal \'/clickhouse/{database}/01761_alter_decimal_zookeeper\'
    Literal \'r1\'
  Function tuple (children 1)
   ExpressionList
