forked from sqlancer/sqlancer
-
Notifications
You must be signed in to change notification settings - Fork 0
Expand file tree
/
Copy pathDuckDBViewGenerator.java
More file actions
36 lines (31 loc) · 1.2 KB
/
DuckDBViewGenerator.java
File metadata and controls
36 lines (31 loc) · 1.2 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
package sqlancer.duckdb.gen;
import sqlancer.Randomly;
import sqlancer.common.query.ExpectedErrors;
import sqlancer.common.query.SQLQueryAdapter;
import sqlancer.duckdb.DuckDBErrors;
import sqlancer.duckdb.DuckDBProvider.DuckDBGlobalState;
import sqlancer.duckdb.DuckDBToStringVisitor;
public final class DuckDBViewGenerator {
private DuckDBViewGenerator() {
}
public static SQLQueryAdapter generate(DuckDBGlobalState globalState) {
int nrColumns = Randomly.smallNumber() + 1;
StringBuilder sb = new StringBuilder("CREATE ");
sb.append("VIEW ");
sb.append(globalState.getSchema().getFreeViewName());
sb.append("(");
for (int i = 0; i < nrColumns; i++) {
if (i != 0) {
sb.append(", ");
}
sb.append("c");
sb.append(i);
}
sb.append(") AS ");
sb.append(DuckDBToStringVisitor.asString(DuckDBRandomQuerySynthesizer.generateSelect(globalState, nrColumns)));
ExpectedErrors errors = new ExpectedErrors();
DuckDBErrors.addExpressionErrors(errors);
DuckDBErrors.addGroupByErrors(errors);
return new SQLQueryAdapter(sb.toString(), errors, true);
}
}