SQLParser : replace FIND REFERENCES and REBUILD INDEX commands
SQLParser : replace DELETE ./EDGE/VERTEX commands
SQLParser : handle + - / * % ^ operators
SQLParser : fix several missing visit method on expression visitor
SQLParser : support path projection expression
SQLParser : handle BETWEEN filter
SQLParser : handle filtered projections, finish updating some functions
SQLParser : OSQLOperator extends OSQLFunction
SQLParser : Update index search model, handle TRUE/FALSE SQL keywords