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support collate field option in compare predicate sql from datagrip #4354

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support collate field option in compare predicate sql from datagrip #4354

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40 changes: 40 additions & 0 deletions fe/fe-core/src/main/cup/sql_parser.cup
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Original file line number Diff line number Diff line change
Expand Up @@ -3262,6 +3262,46 @@ select_list_item ::=
{:
RESULT = new SelectListItem(expr, alias);
:}
| expr:e1 opt_collate:collate EQUAL:op expr:e2 select_alias:alias
{:
Predicate p = new BinaryPredicate(BinaryPredicate.Operator.EQ, e1, e2);
RESULT = new SelectListItem(p, alias);
:}
| expr:e1 opt_collate:collate NOT EQUAL:op expr:e2 select_alias:alias
{:
Predicate p = new BinaryPredicate(BinaryPredicate.Operator.NE, e1, e2);
RESULT = new SelectListItem(p, alias);
:}
| expr:e1 opt_collate:collate LESSTHAN GREATERTHAN:op expr:e2 select_alias:alias
{:
Predicate p = new BinaryPredicate(BinaryPredicate.Operator.NE, e1, e2);
RESULT = new SelectListItem(p, alias);
:}
| expr:e1 opt_collate:collate LESSTHAN EQUAL:op expr:e2 select_alias:alias
{:
Predicate p = new BinaryPredicate(BinaryPredicate.Operator.LE, e1, e2);
RESULT = new SelectListItem(p, alias);
:}
| expr:e1 opt_collate:collate GREATERTHAN EQUAL:op expr:e2 select_alias:alias
{:
Predicate p = new BinaryPredicate(BinaryPredicate.Operator.GE, e1, e2);
RESULT = new SelectListItem(p, alias);
:}
| expr:e1 opt_collate:collate LESSTHAN:op expr:e2 select_alias:alias
{:
Predicate p = new BinaryPredicate(BinaryPredicate.Operator.LT, e1, e2);
RESULT = new SelectListItem(p, alias);
:}
| expr:e1 opt_collate:collate GREATERTHAN:op expr:e2 select_alias:alias
{:
Predicate p = new BinaryPredicate(BinaryPredicate.Operator.GT, e1, e2);
RESULT = new SelectListItem(p, alias);
:}
| expr:e1 opt_collate:collate LESSTHAN EQUAL GREATERTHAN:op expr:e2 select_alias:alias
{:
Predicate p = new BinaryPredicate(BinaryPredicate.Operator.EQ_FOR_NULL, e1, e2);
RESULT = new SelectListItem(p, alias);
:}
| star_expr:expr
{:
RESULT = expr;
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12 changes: 12 additions & 0 deletions fe/fe-core/src/test/java/org/apache/doris/analysis/SelectStmtTest.java
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Expand Up @@ -350,4 +350,16 @@ public void testOuterJoinNullUnionView() throws Exception{
"SELECT v1.k FROM test_view AS v1 LEFT OUTER JOIN test_view AS v2 ON v1.k=v2.k";
dorisAssert.query(sql).explainQuery();
}

@Test
public void testDataGripSupport() throws Exception {
String sql = "select schema();";
dorisAssert.query(sql).explainQuery();
sql = "select\n" +
"collation_name,\n" +
"character_set_name,\n" +
"is_default collate utf8_general_ci = 'Yes' as is_default\n" +
"from information_schema.collations";
dorisAssert.query(sql).explainQuery();
}
}