neuralib.sqlp.expr

`SqlExpr`
`wrap`
`wrap_seq`
`eval_expr`
`use_table_first`
`use_table`
`SqlLiteral`
`SqlPlaceHolder`
`SqlField`
`SqlAlias`
`SqlAliasField`
`SqlSubQuery`	https://www.sqlite.org/lang_expr.html#subquery_expressions
`SqlOper`
`SqlOrderOper`
`SqlCastOper`
`SqlCompareOper`
`SqlUnaryOper`
`SqlBinaryOper`
`SqlFuncOper`
`SqlVarArgOper`
`SqlConcatOper`
`SqlExistsOper`	https://www.sqlite.org/lang_expr.html#the_exists_operator
`SqlAggregateFunc`
`SqlWindowDef`
`SqlWindowFunc`
`SqlCaseExpr`	https://www.sqlite.org/lang_expr.html#the_case_expression
`SqlCteExpr`