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[fix](lower_case_table_names) Fix the bug of case-sensitive aliases in the query when lower_case_table_names=1 is set (#7495)

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* [fix](lower_case_table_names) Fix the bug of case-sensitive aliases in the query when lower_case_table_names=1 is set
This commit is contained in:
luozenglin
2021-12-30 10:23:45 +08:00
committed by GitHub
parent dc9cd34047
commit 4d01219849
2 changed files with 14 additions and 0 deletions
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4
fe/fe-core/src/main/java/org/apache/doris/analysis/TableRef.java
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@ -43,6 +43,7 @@ import java.io.IOException;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.Locale;
import java.util.Set;
/**
@ -148,6 +149,9 @@ public class TableRef implements ParseNode, Writable {
public TableRef(TableName name, String alias, PartitionNames partitionNames, ArrayList<String> commonHints) {
this.name = name;
if (alias != null) {
if (Catalog.isStoredTableNamesLowerCase()) {
alias = alias.toLowerCase();
}
aliases_ = new String[]{alias};
hasExplicitAlias_ = true;
} else {

10
fe/fe-core/src/test/java/org/apache/doris/analysis/TableNameStoredLowercaseTest.java
View File

@ -98,6 +98,16 @@ public class TableNameStoredLowercaseTest {
dorisAssert.query(sql2).explainQuery();
}
@Test
public void testQueryTableAliasCaseInsensitive() throws Exception {
String sql1 = "select T1.siteid, t2.k2 from table1 T1 join table2 T2 on t1.siteid = t2.k1" +
" where T2.k5 > 1000 order by t1.siteid";
dorisAssert.query(sql1).explainQuery();
String sql2 = "select t.siteid, T.username from (select * from Table1) T";
dorisAssert.query(sql2).explainQuery();
}
@Test
public void testCreateSameTableFailed() {
String TABle2 = "create table db1.TABle2(k1 int, k2 varchar(32), k3 varchar(32)) "