## Syntax
```mermaid
%%{init: {
'theme': 'base',
'flowchart': { 'padding': '7', 'nodeSpacing': '20', 'rankSpacing': '20' },
'themeVariables': {
'fontSize': '11px',
'fontFamily': 'Arial'
}
}}%%
flowchart TD
alterDataDictionarySetStatement_start((START))
alterDataDictionarySetStatement_start --> alterDataDictionarySetStatement_0_0[ALTER]:::quoted
alterDataDictionarySetStatement_0_0 --> alterDataDictionarySetStatement_0_1[DATA]:::quoted
alterDataDictionarySetStatement_0_1 --> alterDataDictionarySetStatement_0_2[DICTIONARY]:::quoted
alterDataDictionarySetStatement_0_2 --> alterDataDictionarySetStatement_0_3[SET]:::quoted
alterDataDictionarySetStatement_0_3 --> alterDataDictionarySetStatement_0_4[alterDataDictionarySetBackingConnectionString]
alterDataDictionarySetStatement_0_4 --> alterDataDictionarySetStatement_end((END))
```
## Purpose
Associate a persistent store to back the data dictionary associated with the current Invantive UniversalSQL session. The persistent store will be used to store and retrieve object definitions such as PSQL procedures, SQL views and PSQL packages.
## alterDataDictionarySetBackingConnectionString
```mermaid
%%{init: {
'theme': 'base',
'flowchart': { 'padding': '7', 'nodeSpacing': '20', 'rankSpacing': '20' },
'themeVariables': {
'fontSize': '11px',
'fontFamily': 'Arial'
}
}}%%
flowchart TD
alterDataDictionarySetBackingConnectionString_start((START))
alterDataDictionarySetBackingConnectionString_start --> alterDataDictionarySetBackingConnectionString_0_0[BACKING]:::quoted
alterDataDictionarySetBackingConnectionString_0_0 --> alterDataDictionarySetBackingConnectionString_0_1[ENCRYPTED]:::quoted
alterDataDictionarySetBackingConnectionString_0_1 --> alterDataDictionarySetBackingConnectionString_0_2[CONNECTION]:::quoted
alterDataDictionarySetBackingConnectionString_0_2 --> alterDataDictionarySetBackingConnectionString_0_3[STRING]:::quoted
alterDataDictionarySetBackingConnectionString_0_3 --> alterDataDictionarySetBackingConnectionString_0_4[stringConstant]
alterDataDictionarySetBackingConnectionString_0_4 --> alterDataDictionarySetBackingConnectionString_end((END))
```