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support sublink #99

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fzhedu opened this issue Nov 18, 2015 · 0 comments

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fuctional enhancement

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fzhedu commented Nov 18, 2015

according to pg, sublink means the subquery that doesn't occur in from clause, for example: select a from TB where c> (select max(d) from TB1);
eg:

where ATTRIBUTE >,=, <,>=,<=,!= SUBLINK
where ATTRIBUTE in SUBLINK
where ATTRIBUTE exist SUBLINK

fzhedu added the fuctional enhancement label

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