ConditionalStatementBlock in sqlparser::ast

ConditionalStatementBlock in sqlparser::ast - Rust

Struct ConditionalStatementBlock

pub struct ConditionalStatementBlock {
    pub start_token: AttachedToken,
    pub condition: Option<Expr>,
    pub then_token: Option<AttachedToken>,
    pub conditional_statements: ConditionalStatements,
}

Expand description

A block within a Statement::Case or Statement::If or Statement::While-like statement

Example 1:

WHEN EXISTS(SELECT 1) THEN SELECT 1;

Example 2:

IF TRUE THEN SELECT 1; SELECT 2;

Example 3:

Example 4:

WHILE @@FETCH_STATUS = 0
BEGIN
   FETCH NEXT FROM c1 INTO @var1, @var2;
END

Token representing the start of the block (e.g., WHEN/IF/WHILE).

Optional condition expression for the block.

Optional token for the THEN keyword.

The statements contained in this conditional block.