Method convertTablesInSelectQuery

internal/engine/clickhouse/convert.go:219–245

(n *chast.TablesInSelectQuery)

}

func (c *cc) convertTablesInSelectQuery(n *chast.TablesInSelectQuery) *ast.List {
	if n == nil || len(n.Tables) == 0 {
		return nil
	}

	result := &ast.List{}

	for i, elem := range n.Tables {
		if elem.Table != nil {
			tableExpr := c.convertTableExpression(elem.Table)
			if i == 0 {
				result.Items = append(result.Items, tableExpr)
			} else if elem.Join != nil {
				// This element has a join
				joinExpr := c.convertTableJoin(elem.Join, result.Items[len(result.Items)-1], tableExpr)
				result.Items[len(result.Items)-1] = joinExpr
			} else {
				result.Items = append(result.Items, tableExpr)
			}
		} else if elem.Join != nil && len(result.Items) > 0 {
			// Join without table (should not happen normally)
			continue
		}
	}

	return result
}

func (c *cc) convertTableExpression(n *chast.TableExpression) ast.Node {
	var result ast.Node