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DorisInsertGenerator.java
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54 lines (45 loc) · 1.99 KB
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package sqlancer.doris.gen;
import java.util.List;
import java.util.stream.Collectors;
import sqlancer.Randomly;
import sqlancer.common.gen.AbstractInsertGenerator;
import sqlancer.common.query.ExpectedErrors;
import sqlancer.common.query.SQLQueryAdapter;
import sqlancer.doris.DorisErrors;
import sqlancer.doris.DorisProvider.DorisGlobalState;
import sqlancer.doris.DorisSchema.DorisColumn;
import sqlancer.doris.DorisSchema.DorisTable;
import sqlancer.doris.visitor.DorisToStringVisitor;
public class DorisInsertGenerator extends AbstractInsertGenerator<DorisColumn> {
private final DorisGlobalState globalState;
private final ExpectedErrors errors = new ExpectedErrors();
public DorisInsertGenerator(DorisGlobalState globalState) {
this.globalState = globalState;
}
public static SQLQueryAdapter getQuery(DorisGlobalState globalState) {
return new DorisInsertGenerator(globalState).generate();
}
private SQLQueryAdapter generate() {
sb.append("INSERT INTO ");
DorisTable table = globalState.getSchema().getRandomTable(t -> !t.isView());
List<DorisColumn> columns = table.getRandomNonEmptyInsertColumns();
sb.append(table.getName());
sb.append(" (");
sb.append(columns.stream().map(c -> c.getName()).collect(Collectors.joining(", ")));
sb.append(")");
sb.append(" VALUES ");
insertColumns(columns);
DorisErrors.addInsertErrors(errors);
return new SQLQueryAdapter(sb.toString(), errors);
}
@Override
protected void insertValue(DorisColumn column) {
if (column.hasDefaultValue() && Randomly.getBooleanWithRatherLowProbability()) {
sb.append("DEFAULT");
} else {
String value = DorisToStringVisitor.asString(new DorisNewExpressionGenerator(globalState)
.generateConstant(column.getType().getPrimitiveDataType(), column.isNullable())); // 生成一个与column相同的常量类型
sb.append(value);
}
}
}