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DigitalChinaOpenSource / TiDB-for-PostgreSQL

PgSQL compatible on distributed database TiDB
Apache License 2.0
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core, executor: add the implemet of setparamtype at show, showddl, datasource, limit plan. #67

Closed pupillord closed 3 years ago

pupillord commented 3 years ago

What problem does this PR solve?

Issue Number: #28

Problem Summary: some interface have not be implemented，so some sql statement can't get parameter type。

What is changed and how it works?

What's Changed: New implement method 'setparamtype' at show ,showddl, datasource, limit plan

How it Works: set the parameter type from the plan tree