QueryCache

java.lang.Object
- com.inductiveautomation.ignition.gateway.util.QueryCache

```
public class QueryCache
extends java.lang.Object
```
Stores queries prepared for execution - that is, with columns quoted, etc.

Constructor Summary

Constructors
Constructor Description

QueryCache(java.lang.String colQuoteChar)

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`java.lang.String`	`getColumnQuoteChar()`
`java.lang.String`	`getQuery(java.lang.String key, java.lang.String rawQuery)`	Gets a quoted query from the cache, inserting it if not already there.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - QueryCache
```
public QueryCache(java.lang.String colQuoteChar)
```
- Method Detail
  - getColumnQuoteChar
```
public java.lang.String getColumnQuoteChar()
```
  - getQuery
```
public java.lang.String getQuery(java.lang.String key,
                                 java.lang.String rawQuery)
```
    Gets a quoted query from the cache, inserting it if not already there. If key is null, it won't be stored, just quoted and returned. Raw query is expected to surround column names with $. Like, SELECT $id$ FROM table.