planner: Add the tableInfo parameter for the GetNetworkFactor in the TableReaderImpl.CalcCost

[mmyj]

What problem does this PR solve?

Problem Summary:

In the PR #25046, TableReaderImpl don't have tableInfo property, so I had left a todo comment, using nil as parameter to get network factor. Now I found that GetTableScan function can get the tableInfo of TableReaderImpl and resolve above problem.

What is changed and how it works?

How it Works:

Using GetTableScan to get the tableInfo property of TableReaderImpl

Related changes

• N/A

Check List

Tests

• No code

Side effects

• N/A

Release note

• Add the tableInfo parameter for the GetNetworkFactor in the TableReaderImpl.CalcCost

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[djshow832]

So when will it be nil? That could make cost estimation inaccurate again.