exec/java-exec/src/test/resources/decimal/cast_decimal_vardecimal.json

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      "exprs" : [
        { "ref" : "DEC28", "expr": "(cast(B as vardecimal(38, 20)))" },
        { "ref" : "DEC38", "expr": "(cast(A as vardecimal(28, 16)))" },
        { "ref" : "DEC18", "expr": "(cast(B as vardecimal(19, 0)))" },
        { "ref" : "DEC9", "expr": "(cast(A as vardecimal(10, 0)))" }
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        {"ref": "DEC28_COL", "expr" : "cast(DEC28 as decimal38sparse(38, 20))"},
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        {"ref": "DEC18_COL", "expr" : "cast(DEC18 as decimal18(19, 0))"},
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        {"ref": "DEC28_COL", "expr" : "cast(DEC28_COL as decimal38sparse(38, 16))"},
        {"ref": "DEC38_COL", "expr" : "cast(DEC38_COL as decimal28sparse(28, 16))"},
        {"ref": "DEC18_COL", "expr" : "cast(DEC18_COL as decimal18(18, 0))"},
        {"ref": "DEC9_COL", "expr" : "cast(DEC9_COL as decimal9(9, 0))"}
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