## ddlStatement
```mermaid
%%{init: {
'theme': 'base',
'themeVariables': {
'fontSize': '11px',
'nodePadding': '1',
'nodeBorder': '1',
'lineWidth': '0.8',
'fontFamily': 'Arial'
}
}}%%
flowchart LR
Start(( )) --> ddlStatement
ddlStatement -->| | createTableStatement
createTableStatement --> End(( ))
ddlStatement -->| | dropTableStatement
dropTableStatement --> End(( ))
ddlStatement -->| | alterPersistentCacheStatement
alterPersistentCacheStatement --> End(( ))
ddlStatement -->| | alterDataDictionaryStatement
alterDataDictionaryStatement --> End(( ))
ddlStatement -->| | alterSessionStatement
alterSessionStatement --> End(( ))
```