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PostgreSQL •Ò23 - PL/pgSQLAƒe[ƒuƒ‹ƒŒƒR[ƒhŒ”ˆê——•\Ž¦
¡ƒe[ƒuƒ‹ƒŒƒR[ƒhŒ”ˆê——•\Ž¦ EŠeƒe[ƒuƒ‹‚̃ŒƒR[ƒhŒ”‚ð•\Ž¦‚·‚é‚É‚ÍAŽŸ‚̂悤‚É‚·‚éB –ß‚è’l‚ɂ̓e[ƒuƒ‹”‚ª•Ô‚éB ®A•¡”‚̃f[ƒ^ƒx[ƒX‚ª‚ ‚éꇂ̓®ì‚Í–¢ŒŸØ‚Å‚ ‚éB -- PL/pgSQL ì¬ -- drop function tblrecct(); create function tblrecct() returns int as ' declare rec record; cu refcursor; rec2 record; ct int; rcd int := 0; begin for rec in select * from pg_tables where not tablename like ''pg%'' order by tableowner, tablename loop open cu for execute ''select count(*) as ct from '' || rec.tablename; fetch cu into rec2; if not found then ct := 0; else ct := rec2.ct; end if; close cu; raise debug ''tablename= % ct= %'', rec.tablename, ct; rcd := rcd + 1; end loop; return rcd; end; ' language 'plpgsql' ; -- PL/pgSQL ŽÀs -- select tblrecct(); -- PL/pgSQL Œ‹‰Ê -- DEBUG: tablename= test2m ct= 3 DEBUG: tablename= testm ct= 8 tblrecct ---------- 2 ¡PostgreSQL •ÒAJAVA ServletAJSP •ÒŽ‘—¿
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