how to fixe cors problen in angular 6. -------------------------------------------- e.g. -@CrossOrigin(origins = "http://localhost:4200/") -at @configuration class @Bean public CorsFilter corsFilter() { UrlBasedCorsConfigurationSource source = new UrlBasedCorsConfigurationSource(); CorsConfiguration config = new CorsConfiguration(); config.setAllowCredentials(true); config.addAllowedOrigin("*"); config.addAllowedHeader("*"); config.addAllowedMethod("OPTIONS"); config.addAllowedMethod("GET"); config.addAllowedMethod("POST"); config.addAllowedMethod("PUT"); config.addAllowedMethod("DELETE"); source.regis...
brief : ALTER TABLE A ADD CONSTRAINT id PRIMARY KEY (id) ALTER TABLE B ADD COLUMN a_id VARCHAR //add fkey in B as additional cols ALTER TABLE B ADD COLUMN a_id int //now create the fkey ref to agent table on address table alter table B ADD Foreign key(a_id) references A(id); // To obtain the generated constraint name of a table SHOW CREATE TABLE B; ALTER TABLE B DROP FOREIGN KEY b _ibfk_1; //to disable fkey checks. SET foreign_key_checks = 0/1;
name is an key in the jsonarr
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Jsonarr=[{
Id:1,name:"sushil"
},
{
Id:12,
Name:"sk"
}
]
On v.name we will get sushil and sk values from jsonarr array object
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