-
Notifications
You must be signed in to change notification settings - Fork 77
Expand file tree
/
Copy pathtestFromSelect.java
More file actions
281 lines (215 loc) · 14.8 KB
/
Copy pathtestFromSelect.java
File metadata and controls
281 lines (215 loc) · 14.8 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
package hive;
import gudusoft.gsqlparser.*;
import gudusoft.gsqlparser.nodes.*;
import gudusoft.gsqlparser.nodes.hive.*;
import gudusoft.gsqlparser.stmt.TInsertSqlStatement;
import gudusoft.gsqlparser.stmt.TSelectSqlStatement;
import junit.framework.TestCase;
public class testFromSelect extends TestCase {
public void test1(){
TGSqlParser sqlparser = new TGSqlParser(EDbVendor.dbvhive);
sqlparser.sqltext ="FROM pv_users \n" +
"INSERT OVERWRITE TABLE pv_gender_sum\n" +
" SELECT pv_users.gender, count(DISTINCT pv_users.userid) \n" +
" GROUP BY pv_users.gender \n" +
"INSERT OVERWRITE DIRECTORY '/user/facebook/tmp/pv_age_sum'\n" +
" SELECT pv_users.age, count(DISTINCT pv_users.userid) \n" +
" GROUP BY pv_users.age; \n" +
" ";
// System.out.println(sqlparser.sqltext);
assertTrue(sqlparser.parse() == 0);
assertTrue(sqlparser.sqlstatements.get(0).sqlstatementtype == ESqlStatementType.sstinsert);
TInsertSqlStatement insertSqlStatement = (TInsertSqlStatement)sqlparser.sqlstatements.get(0);
assertTrue(insertSqlStatement.getHiveInsertType() == EHiveInsertType.overwriteTable);
assertTrue(insertSqlStatement.getTargetTable().getFullName().equalsIgnoreCase("pv_gender_sum"));
TSelectSqlStatement select = insertSqlStatement.getSubQuery();
TJoin join = select.joins.getJoin(0);
assertTrue(join.getKind() == TBaseType.join_source_fake);
assertTrue(join.getTable().getFullName().equalsIgnoreCase("pv_users"));
assertTrue(select.getGroupByClause().getItems().getGroupByItem(0).toString().equalsIgnoreCase("pv_users.gender"));
TInsertSqlStatement insertSqlStatement2 = insertSqlStatement.getMultiInsertStatements().get(0);
assertTrue(insertSqlStatement2.getHiveInsertType() == EHiveInsertType.overwriteDirectory);
assertTrue(insertSqlStatement2.getDirectoryName().toString().equalsIgnoreCase("'/user/facebook/tmp/pv_age_sum'"));
select = insertSqlStatement2.getSubQuery();
join = select.joins.getJoin(0);
assertTrue(join.getKind() == TBaseType.join_source_fake);
assertTrue(join.getTable().getFullName().equalsIgnoreCase("pv_users"));
assertTrue(select.getGroupByClause().getItems().getGroupByItem(0).toString().equalsIgnoreCase("pv_users.age"));
}
public void test2(){
TGSqlParser sqlparser = new TGSqlParser(EDbVendor.dbvhive);
sqlparser.sqltext =" FROM (\n" +
" FROM pv_users\n" +
" MAP ( pv_users.userid, pv_users.date )\n" +
" USING 'map_script'\n" +
" AS c1, c2, c3\n" +
" DISTRIBUTE BY c2\n" +
" SORT BY c2, c1) map_output\n" +
" INSERT OVERWRITE TABLE pv_users_reduced\n" +
" REDUCE ( map_output.c1, map_output.c2, map_output.c3 )\n" +
" USING 'reduce_script'\n" +
" AS date, count;" ;
//System.out.println(sqlparser.sqltext);
assertTrue(sqlparser.parse() == 0);
TInsertSqlStatement insert = (TInsertSqlStatement)sqlparser.sqlstatements.get(0);
assertTrue(insert.getHiveInsertType() == EHiveInsertType.overwriteTable);
assertTrue(insert.tables.getTable(0).toString().equalsIgnoreCase("pv_users_reduced"));
TSelectSqlStatement reduceSelect = insert.getSubQuery();
assertTrue(reduceSelect.getTransformClause() != null);
THiveTransformClause transformClause = reduceSelect.getTransformClause();
assertTrue(transformClause.getTransformType() == THiveTransformClause.ETransformType.ettReduce);
assertTrue(transformClause.getExpressionList().size() == 3);
assertTrue(transformClause.getExpressionList().getExpression(0).toString().equalsIgnoreCase("map_output.c1"));
assertTrue(transformClause.getExpressionList().getExpression(1).toString().equalsIgnoreCase("map_output.c2"));
assertTrue(transformClause.getExpressionList().getExpression(2).toString().equalsIgnoreCase("map_output.c3"));
assertTrue(transformClause.getUsingString().toString().equalsIgnoreCase("'reduce_script'"));
TAliasClause aliasClause = transformClause.getAliasClause();
assertTrue(aliasClause.getColumns().size() == 2);
assertTrue(aliasClause.getColumns().getObjectName(0).toString().equalsIgnoreCase("date"));
assertTrue(aliasClause.getColumns().getObjectName(1).toString().equalsIgnoreCase("count"));
// FROM (
// FROM pv_users
// MAP ( pv_users.userid, pv_users.date )
// USING 'map_script'
// AS c1, c2, c3
// DISTRIBUTE BY c2
// SORT BY c2, c1) map_output
// table is type of subquery of the above sql
TTable table = reduceSelect.tables.getTable(0);
assertTrue(table.getAliasClause().toString().equalsIgnoreCase("map_output"));
assertTrue(table.getTableType() == ETableSource.subquery);
TSelectSqlStatement select1 = table.getSubquery();
TTable table1 = select1.tables.getTable(0);
assertTrue(table1.getTableName().toString().equalsIgnoreCase("pv_users"));
assertTrue(select1.getTransformClause() != null);
transformClause = select1.getTransformClause();
assertTrue(transformClause.getTransformType() == THiveTransformClause.ETransformType.ettMap);
assertTrue(transformClause.getExpressionList().size() == 2);
assertTrue(transformClause.getExpressionList().getExpression(0).toString().equalsIgnoreCase("pv_users.userid"));
assertTrue(transformClause.getExpressionList().getExpression(1).toString().equalsIgnoreCase("pv_users.date"));
assertTrue(transformClause.getUsingString().toString().equalsIgnoreCase("'map_script'"));
aliasClause = transformClause.getAliasClause();
assertTrue(aliasClause.getColumns().size() == 3);
assertTrue(aliasClause.getColumns().getObjectName(0).toString().equalsIgnoreCase("c1"));
assertTrue(aliasClause.getColumns().getObjectName(1).toString().equalsIgnoreCase("c2"));
assertTrue(aliasClause.getColumns().getObjectName(2).toString().equalsIgnoreCase("c3"));
TDistributeBy distributeBy = select1.getDistributeBy();
assertTrue(distributeBy.getExpressionList().size() == 1);
assertTrue(distributeBy.getExpressionList().getExpression(0).toString().equalsIgnoreCase("c2"));
TSortBy sortBy = select1.getSortBy();
assertTrue(sortBy.getItems().size() == 2);
assertTrue(sortBy.getItems().getOrderByItem(0).getSortKey().toString().equalsIgnoreCase("c2"));
assertTrue(sortBy.getItems().getOrderByItem(0).getSortType() == TBaseType.srtNone);
assertTrue(sortBy.getItems().getOrderByItem(1).getSortKey().toString().equalsIgnoreCase("c1"));
assertTrue(sortBy.getItems().getOrderByItem(0).getSortType() == TBaseType.srtNone);
}
public void test3(){
TGSqlParser sqlparser = new TGSqlParser(EDbVendor.dbvhive);
sqlparser.sqltext = " FROM (\n" +
" FROM pv_users\n" +
" MAP pv_users.userid, pv_users.date\n" +
" USING 'map_script'\n" +
" AS dt, uid\n" +
" CLUSTER BY dt) map_output\n" +
" INSERT OVERWRITE TABLE pv_users_reduced\n" +
" REDUCE map_output.dt, map_output.uid\n" +
" USING 'reduce_script'\n" +
" AS date, count;\n";
assertTrue(sqlparser.parse() == 0);
TInsertSqlStatement insert = (TInsertSqlStatement)sqlparser.sqlstatements.get(0);
assertTrue(insert.getHiveInsertType() == EHiveInsertType.overwriteTable);
assertTrue(insert.tables.getTable(0).toString().equalsIgnoreCase("pv_users_reduced"));
TSelectSqlStatement subquery = insert.getSubQuery();
TTable table = subquery.tables.getTable(0);
assertTrue(table.getAliasClause().toString().equalsIgnoreCase("map_output"));
assertTrue(subquery.getTransformClause() != null);
THiveTransformClause transformClause = subquery.getTransformClause();
assertTrue(transformClause.getTransformType() == THiveTransformClause.ETransformType.ettReduce);
assertTrue(transformClause.getExpressionList().size() == 2);
assertTrue(transformClause.getExpressionList().getExpression(0).toString().equalsIgnoreCase("map_output.dt"));
assertTrue(transformClause.getExpressionList().getExpression(1).toString().equalsIgnoreCase("map_output.uid"));
assertTrue(transformClause.getUsingString().toString().equalsIgnoreCase("'reduce_script'"));
TAliasClause aliasClause = transformClause.getAliasClause();
assertTrue(aliasClause.getColumns().size() ==2 );
assertTrue(aliasClause.getColumns().getObjectName(0).toString().equalsIgnoreCase("date"));
assertTrue(aliasClause.getColumns().getObjectName(1).toString().equalsIgnoreCase("count"));
}
public void test4(){
TGSqlParser sqlparser = new TGSqlParser(EDbVendor.dbvhive);
sqlparser.sqltext = "FROM (\n" +
" FROM src\n" +
" SELECT TRANSFORM(src.KEY, src.value) ROW FORMAT SERDE 'org.apache.hadoop.hive.contrib.serde2.TypedBytesSerDe'\n" +
" USING '/bin/cat'\n" +
" AS (tkey, tvalue) ROW FORMAT SERDE 'org.apache.hadoop.hive.contrib.serde2.TypedBytesSerDe'\n" +
" RECORDREADER 'org.apache.hadoop.hive.ql.exec.TypedBytesRecordReader'\n" +
" ) tmap\n" +
" INSERT OVERWRITE TABLE dest1 SELECT tkey, tvalue;";
assertTrue(sqlparser.parse() == 0);
TInsertSqlStatement insert = (TInsertSqlStatement)sqlparser.sqlstatements.get(0);
//TInsertSqlStatement insert = (TInsertSqlStatement)select.getHiveBodyList().get(0);
assertTrue(insert.getHiveInsertType() == EHiveInsertType.overwriteTable);
assertTrue(insert.tables.getTable(0).toString().equalsIgnoreCase("dest1"));
TSelectSqlStatement subquery = insert.getSubQuery();
assertTrue(subquery.getResultColumnList().size() == 2);
assertTrue(subquery.getResultColumnList().getResultColumn(0).toString().equalsIgnoreCase("tkey"));
assertTrue(subquery.getResultColumnList().getResultColumn(1).toString().equalsIgnoreCase("tvalue"));
TTable table = subquery.tables.getTable(0);
assertTrue(table.getAliasClause().toString().equalsIgnoreCase("tmap"));
assertTrue(table.getTableType() == ETableSource.subquery);
TSelectSqlStatement subquery1 = table.getSubquery();
assertTrue(subquery1.tables.getTable(0).toString().equalsIgnoreCase("src"));
TSelectSqlStatement select1 = subquery1;
assertTrue(select1.getTransformClause() != null);
THiveTransformClause transformClause = select1.getTransformClause();
assertTrue(transformClause.getTransformType() == THiveTransformClause.ETransformType.ettSelect);
assertTrue(transformClause.getExpressionList().size() == 2);
assertTrue(transformClause.getExpressionList().getExpression(0).toString().equalsIgnoreCase("src.KEY"));
assertTrue(transformClause.getExpressionList().getExpression(1).toString().equalsIgnoreCase("src.value"));
THiveRowFormat inrf = transformClause.getInRowFormat();
assertTrue(inrf.getRowFormatType() == THiveRowFormat.ERowFormatType.serde);
assertTrue(inrf.getRowFormatName().toString().equalsIgnoreCase("'org.apache.hadoop.hive.contrib.serde2.TypedBytesSerDe'"));
THiveRowFormat outrf = transformClause.getOutRowFormat();
assertTrue(outrf.getRowFormatType() == THiveRowFormat.ERowFormatType.serde);
assertTrue(outrf.getRowFormatName().toString().equalsIgnoreCase("'org.apache.hadoop.hive.contrib.serde2.TypedBytesSerDe'"));
THiveRecordReader outrr = transformClause.getOutRecordReader();
assertTrue(outrr.getStringLiteral().toString().equalsIgnoreCase("'org.apache.hadoop.hive.ql.exec.TypedBytesRecordReader'"));
TAliasClause aliasClause = transformClause.getAliasClause();
assertTrue(aliasClause.getColumns().size() == 2);
assertTrue(aliasClause.getColumns().getObjectName(0).toString().equalsIgnoreCase("tkey"));
assertTrue(transformClause.getUsingString().toString().equalsIgnoreCase("'/bin/cat'"));
}
public void test5(){
TGSqlParser sqlparser = new TGSqlParser(EDbVendor.dbvhive);
sqlparser.sqltext = "FROM page_view_stg pvs\n" +
"INSERT OVERWRITE TABLE page_view PARTITION(dt='2008-06-08', country)\n" +
"SELECT pvs.viewTime, pvs.userid, pvs.page_url, pvs.referrer_url, null, null, pvs.ip, pvs.country";
assertTrue(sqlparser.parse() == 0);
TInsertSqlStatement insert = (TInsertSqlStatement)sqlparser.sqlstatements.get(0);
assertTrue(insert.getHiveInsertType() == EHiveInsertType.overwriteTable);
TTable table = insert.getTargetTable();
TPartitionExtensionClause partition = table.getPartitionExtensionClause();
assertTrue(table.getTableName().toString().equalsIgnoreCase("page_view"));
assertTrue(partition.getKeyValues().getExpression(0).getLeftOperand().toString().equalsIgnoreCase("dt"));
TSelectSqlStatement subquery = insert.getSubQuery();
assertTrue(subquery.getResultColumnList().size() == 8);
//TSelectSqlStatement select = (TSelectSqlStatement)sqlparser.sqlstatements.get(0);
assertTrue(subquery.tables.getTable(0).getTableName().toString().equalsIgnoreCase("page_view_stg"));
}
public void test6(){
TGSqlParser sqlparser = new TGSqlParser(EDbVendor.dbvhive);
sqlparser.sqltext = "FROM pv_users\n" +
"MAP pv_users.userid, pv_users.date\n" +
"USING 'map_script'\n" +
"AS dt, uid\n" +
"CLUSTER BY dt;";
assertTrue(sqlparser.parse() == 0);
TSelectSqlStatement mapSelect = (TSelectSqlStatement)sqlparser.sqlstatements.get(0);
assertTrue(mapSelect.tables.getTable(0).getTableName().toString().equalsIgnoreCase("pv_users"));
assertTrue(mapSelect.getTransformClause() != null);
THiveTransformClause transformClause = mapSelect.getTransformClause();
assertTrue(transformClause.getTransformType() == THiveTransformClause.ETransformType.ettMap);
assertTrue(transformClause.getExpressionList().getExpression(0).toString().equalsIgnoreCase("pv_users.userid"));
assertTrue(transformClause.getUsingString().toString().equalsIgnoreCase("'map_script'"));
assertTrue(mapSelect.getClusterBy().getExpressionList().getExpression(0).toString().equalsIgnoreCase("dt"));
}
}