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📄 paramij.sql

📁 derby database source code.good for you.
💻 SQL
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---- test that we do not allow incorrect where <boolean> syntaxcreate table t1 (c11 int);insert into t1 values (1);autocommit off;-- positive tests-- In following test cases, where clause results in a boolean valueprepare p1 as 'select * from t1 where ?=1'; execute p1 using 'values(1)';prepare p1 as 'select * from t1 where ? like ''2'' ';execute p1 using 'values(''a'')';prepare p1 as 'select * from t1 where not ? > 1';execute p1 using 'values(1)';prepare p1 as 'select * from t1 where lower(?) = ''a''';execute p1 using 'values(''a'')';prepare p1 as 'select * from t1 where {fn length(?)} > 1';execute p1 using 'values(''a'')';prepare p1 as 'select * from t1 where {fn locate(?,''a'',1)} = 1';execute p1 using 'values(''a'')';prepare p1 as 'select * from t1 where ? between 1 and 3';execute p1 using 'values(2)';prepare p1 as 'select * from t1 where ? in (1, ?)';execute p1 using 'values(2,1)';prepare p1 as 'select * from t1 where ? is null';execute p1 using 'values(1)';prepare p1 as 'select * from t1 where ? is not null';execute p1 using 'values(1)';prepare p1 as 'select * from t1 where ? <> ALL (values(1))';execute p1 using 'values(3)';prepare p1 as 'select * from t1 where exists (select c11 from t1 where 1=?)';execute p1 using 'values(3)';prepare p1 as 'select * from t1 where cast(? as int) = 1';execute p1 using 'values(1)';-- negative tests-- In following test cases, there is no way to ensure where with ? will result in a boolean valueprepare p1 as 'select * from t1 where c11';prepare p1 as 'select * from t1 where c11+1';prepare p1 as 'select * from t1 where 1';prepare p1 as 'select * from t1 where ?';prepare p1 as 'select * from t1 where ? for update';prepare p1 as 'select * from t1 where (?)';prepare p1 as 'select * from t1 where ? and 1=1';prepare p1 as 'select * from t1 where ? and 1=? or 2=2'; prepare p1 as 'select * from t1 where not ?';prepare p1 as 'select * from t1 where lower(?)';prepare p1 as 'select * from t1 where lower(?) and 1=1';prepare p1 as 'select * from t1 where {fn length(?)}';prepare p1 as 'select * from t1 where {fn locate(?,''a'',1)}';prepare p1 as 'select * from t1 where cast(? as int)';prepare p1 as 'select * from t1 where (?||''1'')';

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