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| 1 | +// Licensed to the Apache Software Foundation (ASF) under one |
| 2 | +// or more contributor license agreements. See the NOTICE file |
| 3 | +// distributed with this work for additional information |
| 4 | +// regarding copyright ownership. The ASF licenses this file |
| 5 | +// to you under the Apache License, Version 2.0 (the |
| 6 | +// "License"); you may not use this file except in compliance |
| 7 | +// with the License. You may obtain a copy of the License at |
| 8 | +// |
| 9 | +// http://www.apache.org/licenses/LICENSE-2.0 |
| 10 | +// |
| 11 | +// Unless required by applicable law or agreed to in writing, |
| 12 | +// software distributed under the License is distributed on an |
| 13 | +// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| 14 | +// KIND, either express or implied. See the License for the |
| 15 | +// specific language governing permissions and limitations |
| 16 | +// under the License. |
| 17 | + |
| 18 | +import org.junit.Assert |
| 19 | + |
| 20 | +suite("test_pythonudf_volatility") { |
| 21 | + def runtimeVersion = getPythonUdfRuntimeVersion() |
| 22 | + def functions = [ |
| 23 | + "py_vol_immutable", |
| 24 | + "py_vol_stable", |
| 25 | + "py_vol_volatile", |
| 26 | + "py_vol_default" |
| 27 | + ] |
| 28 | + def materializedViews = [ |
| 29 | + "py_vol_immutable_mv", |
| 30 | + "py_vol_stable_mv", |
| 31 | + "py_vol_volatile_mv", |
| 32 | + "py_vol_default_mv" |
| 33 | + ] |
| 34 | + |
| 35 | + materializedViews.each { mv -> |
| 36 | + sql """ DROP MATERIALIZED VIEW IF EXISTS ${mv}; """ |
| 37 | + } |
| 38 | + sql """ DROP TABLE IF EXISTS py_vol_tbl; """ |
| 39 | + functions.each { fn -> |
| 40 | + sql """ DROP FUNCTION IF EXISTS ${fn}(INT); """ |
| 41 | + } |
| 42 | + |
| 43 | + sql """ |
| 44 | + CREATE TABLE py_vol_tbl ( |
| 45 | + k INT |
| 46 | + ) |
| 47 | + DISTRIBUTED BY HASH(k) BUCKETS 1 |
| 48 | + PROPERTIES("replication_num" = "1"); |
| 49 | + """ |
| 50 | + sql """ INSERT INTO py_vol_tbl VALUES (1), (2); """ |
| 51 | + |
| 52 | + sql """ |
| 53 | + CREATE FUNCTION py_vol_immutable(INT) |
| 54 | + RETURNS INT |
| 55 | + PROPERTIES ( |
| 56 | + "type" = "PYTHON_UDF", |
| 57 | + "symbol" = "evaluate", |
| 58 | + "runtime_version" = "${runtimeVersion}", |
| 59 | + "volatility" = "immutable" |
| 60 | + ) |
| 61 | +AS \$\$ |
| 62 | +def evaluate(x): |
| 63 | + if x is None: |
| 64 | + return None |
| 65 | + return x + 1 |
| 66 | +\$\$; |
| 67 | + """ |
| 68 | + |
| 69 | + sql """ |
| 70 | + CREATE FUNCTION py_vol_stable(INT) |
| 71 | + RETURNS INT |
| 72 | + PROPERTIES ( |
| 73 | + "type" = "PYTHON_UDF", |
| 74 | + "symbol" = "evaluate", |
| 75 | + "runtime_version" = "${runtimeVersion}", |
| 76 | + "volatility" = "stable" |
| 77 | + ) |
| 78 | +AS \$\$ |
| 79 | +def evaluate(x): |
| 80 | + if x is None: |
| 81 | + return None |
| 82 | + return x + 2 |
| 83 | +\$\$; |
| 84 | + """ |
| 85 | + |
| 86 | + sql """ |
| 87 | + CREATE FUNCTION py_vol_volatile(INT) |
| 88 | + RETURNS INT |
| 89 | + PROPERTIES ( |
| 90 | + "type" = "PYTHON_UDF", |
| 91 | + "symbol" = "evaluate", |
| 92 | + "runtime_version" = "${runtimeVersion}", |
| 93 | + "volatility" = "volatile" |
| 94 | + ) |
| 95 | +AS \$\$ |
| 96 | +def evaluate(x): |
| 97 | + if x is None: |
| 98 | + return None |
| 99 | + return x + 3 |
| 100 | +\$\$; |
| 101 | + """ |
| 102 | + |
| 103 | + sql """ |
| 104 | + CREATE FUNCTION py_vol_default(INT) |
| 105 | + RETURNS INT |
| 106 | + PROPERTIES ( |
| 107 | + "type" = "PYTHON_UDF", |
| 108 | + "symbol" = "evaluate", |
| 109 | + "runtime_version" = "${runtimeVersion}" |
| 110 | + ) |
| 111 | +AS \$\$ |
| 112 | +def evaluate(x): |
| 113 | + if x is None: |
| 114 | + return None |
| 115 | + return x + 4 |
| 116 | +\$\$; |
| 117 | + """ |
| 118 | + |
| 119 | + def result = sql """ |
| 120 | + SELECT |
| 121 | + py_vol_immutable(1), |
| 122 | + py_vol_stable(1), |
| 123 | + py_vol_volatile(1), |
| 124 | + py_vol_default(1); |
| 125 | + """ |
| 126 | + Assert.assertEquals([[2, 3, 4, 5]], result) |
| 127 | + |
| 128 | + explain { |
| 129 | + sql "logical plan SELECT * FROM py_vol_tbl WHERE py_vol_immutable(k) IN (1, k + 1)" |
| 130 | + contains "OR[" |
| 131 | + notContains " IN " |
| 132 | + } |
| 133 | + |
| 134 | + explain { |
| 135 | + sql "logical plan SELECT * FROM py_vol_tbl WHERE py_vol_stable(k) IN (1, k + 2)" |
| 136 | + contains "OR[" |
| 137 | + notContains " IN " |
| 138 | + } |
| 139 | + |
| 140 | + explain { |
| 141 | + sql "logical plan SELECT * FROM py_vol_tbl WHERE py_vol_volatile(k) IN (1, k + 3)" |
| 142 | + contains " IN " |
| 143 | + notContains "OR[" |
| 144 | + } |
| 145 | + |
| 146 | + explain { |
| 147 | + sql "logical plan SELECT * FROM py_vol_tbl WHERE py_vol_default(k) IN (1, k + 4)" |
| 148 | + contains " IN " |
| 149 | + notContains "OR[" |
| 150 | + } |
| 151 | + |
| 152 | + result = sql """ |
| 153 | + SELECT py_vol_volatile(k), COUNT(*) |
| 154 | + FROM py_vol_tbl |
| 155 | + GROUP BY py_vol_volatile(k) |
| 156 | + ORDER BY 1; |
| 157 | + """ |
| 158 | + Assert.assertEquals("[[4, 1], [5, 1]]", result.toString()) |
| 159 | + |
| 160 | + createMV(""" |
| 161 | + CREATE MATERIALIZED VIEW py_vol_immutable_mv |
| 162 | + AS SELECT py_vol_immutable(k) AS v FROM py_vol_tbl; |
| 163 | + """) |
| 164 | + |
| 165 | + test { |
| 166 | + sql """ |
| 167 | + CREATE MATERIALIZED VIEW py_vol_stable_mv |
| 168 | + AS SELECT py_vol_stable(k) AS v_stable FROM py_vol_tbl; |
| 169 | + """ |
| 170 | + exception "can not contain nonDeterministic expression or unnest" |
| 171 | + } |
| 172 | + |
| 173 | + test { |
| 174 | + sql """ |
| 175 | + CREATE MATERIALIZED VIEW py_vol_volatile_mv |
| 176 | + AS SELECT py_vol_volatile(k) AS v_volatile FROM py_vol_tbl; |
| 177 | + """ |
| 178 | + exception "can not contain nonDeterministic expression or unnest" |
| 179 | + } |
| 180 | + |
| 181 | + test { |
| 182 | + sql """ |
| 183 | + CREATE MATERIALIZED VIEW py_vol_default_mv |
| 184 | + AS SELECT py_vol_default(k) AS v_default FROM py_vol_tbl; |
| 185 | + """ |
| 186 | + exception "can not contain nonDeterministic expression or unnest" |
| 187 | + } |
| 188 | +} |
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