Stringsql="SELECT DISTINCT C.COLUMN_NAME, C.COLUMN_TYPE, C.COLUMN_COMMENT, CU.CONSTRAINT_NAME FROM COLUMNS C LEFT JOIN KEY_COLUMN_USAGE CU ON CU.TABLE_SCHEMA = C.TABLE_SCHEMA AND CU.TABLE_NAME = C.TABLE_NAME AND CU.COLUMN_NAME = C.COLUMN_NAME WHERE C.TABLE_SCHEMA = '"+this.db_name+"' AND C.TABLE_NAME = '"+tableName+"'";
Stringsql="select t.* from "+this.db_name+"."+tableName+" t";
Stringsql0="select group_concat(fp.playactor_name) text, fp.film_id, fp.playactor_type from "+this.db_name+".fc_member_film_playactor fp group by fp.film_id, fp.playactor_type";
Stringsql1="select group_concat(fi.issuer_company, ' ', fi.issuer_company_en) text, fi.film_id from "+this.db_name+".fc_member_film_issuer fi group by fi.film_id";
Stringsql2="select group_concat(fs.show_filmfest) text, fs.film_id from "+this.db_name+".fc_member_film_show fs group by fs.film_id";
Stringsql0="select group_concat(fp.playactor_name) text, fp.film_id, fp.playactor_type from fc_member_film_playactor fp group by fp.film_id, fp.playactor_type";
Stringsql1="select group_concat(fi.issuer_company, ' ', fi.issuer_company_en) text, fi.film_id from fc_member_film_issuer fi group by fi.film_id";
Stringsql2="select group_concat(fs.show_filmfest) text, fs.film_id from fc_member_film_show fs group by fs.film_id";