SQL Operator Functions

These are the operators that can be used in where clauses; see Where Clauses for more information:

- op_between(): for the `"between"` operator
- op_in(): for the `"in"` operator
- op_in_select(): for the `"in"` operator with a query argument
- op_like(): for the `"like"` operator
- op_substr(): for the `"substr"` operator
- op_ge(): for the `">="` operator when comparing column values to immediate values
- op_gt(): for the `">"` operator when comparing column values to immediate values
- op_le(): for the `"<="` operator when comparing column values to immediate values
- op_lt(): for the `"<"` operator when comparing column values to immediate values
- op_ne(): for the `"!="` or `"<>"` operator when comparing column values to immediate values
- op_eq(): for the `"="` operator when comparing column values to immediate values
- op_not(): for negating other operators
- op_cge(): for the `">="` operator when comparing the values of two columns
- op_cgt(): for the `">"` operator when comparing the values of two columns
- op_cle(): for the `"<="` operator when comparing the values of two columns
- op_clt(): for the `"<"` operator when comparingthe values of two columns
- op_cne(): for the `"!="` or `"<>"` operator when comparing the values of two columns
- op_ceq(): for the `"="` operator when comparing the values of two columns
- wop_or(): for combining SQL expressions with `"or"`