|
| 1 | + |
| 2 | + |
| 3 | + |
| 4 | +CREATE VIEW pg_user AS |
| 5 | + SELECT |
| 6 | + usename, |
| 7 | + usesysid, |
| 8 | + usecreatedb, |
| 9 | + usesuper, |
| 10 | + usecatupd, |
| 11 | + '********'::text as passwd, |
| 12 | + valuntil, |
| 13 | + useconfig |
| 14 | + FROM pg_shadow; |
| 15 | + |
| 16 | +CREATE VIEW pg_rules AS |
| 17 | + SELECT |
| 18 | + N.nspname AS schemaname, |
| 19 | + C.relname AS tablename, |
| 20 | + R.rulename AS rulename, |
| 21 | + pg_get_ruledef(R.oid) AS definition |
| 22 | + FROM (pg_rewrite R JOIN pg_class C ON (C.oid = R.ev_class)) |
| 23 | + LEFT JOIN pg_namespace N ON (N.oid = C.relnamespace) |
| 24 | + WHERE R.rulename != '_RETURN'; |
| 25 | + |
| 26 | +CREATE VIEW pg_views AS |
| 27 | + SELECT |
| 28 | + N.nspname AS schemaname, |
| 29 | + C.relname AS viewname, |
| 30 | + pg_get_userbyid(C.relowner) AS viewowner, |
| 31 | + pg_get_viewdef(C.oid) AS definition |
| 32 | + FROM pg_class C LEFT JOIN pg_namespace N ON (N.oid = C.relnamespace) |
| 33 | + WHERE C.relkind = 'v'; |
| 34 | + |
| 35 | +CREATE VIEW pg_tables AS |
| 36 | + SELECT |
| 37 | + N.nspname AS schemaname, |
| 38 | + C.relname AS tablename, |
| 39 | + pg_get_userbyid(C.relowner) AS tableowner, |
| 40 | + C.relhasindex AS hasindexes, |
| 41 | + C.relhasrules AS hasrules, |
| 42 | + (C.reltriggers > 0) AS hastriggers |
| 43 | + FROM pg_class C LEFT JOIN pg_namespace N ON (N.oid = C.relnamespace) |
| 44 | + WHERE C.relkind = 'r'; |
| 45 | + |
| 46 | +CREATE VIEW pg_indexes AS |
| 47 | + SELECT |
| 48 | + N.nspname AS schemaname, |
| 49 | + C.relname AS tablename, |
| 50 | + I.relname AS indexname, |
| 51 | + pg_get_indexdef(I.oid) AS indexdef |
| 52 | + FROM pg_index X JOIN pg_class C ON (C.oid = X.indrelid) |
| 53 | + JOIN pg_class I ON (I.oid = X.indexrelid) |
| 54 | + LEFT JOIN pg_namespace N ON (N.oid = C.relnamespace) |
| 55 | + WHERE C.relkind = 'r' AND I.relkind = 'i'; |
| 56 | + |
| 57 | +CREATE VIEW pg_stats AS |
| 58 | + SELECT |
| 59 | + nspname AS schemaname, |
| 60 | + relname AS tablename, |
| 61 | + attname AS attname, |
| 62 | + stanullfrac AS null_frac, |
| 63 | + stawidth AS avg_width, |
| 64 | + stadistinct AS n_distinct, |
| 65 | + CASE 1 |
| 66 | + WHEN stakind1 THEN stavalues1 |
| 67 | + WHEN stakind2 THEN stavalues2 |
| 68 | + WHEN stakind3 THEN stavalues3 |
| 69 | + WHEN stakind4 THEN stavalues4 |
| 70 | + END AS most_common_vals, |
| 71 | + CASE 1 |
| 72 | + WHEN stakind1 THEN stanumbers1 |
| 73 | + WHEN stakind2 THEN stanumbers2 |
| 74 | + WHEN stakind3 THEN stanumbers3 |
| 75 | + WHEN stakind4 THEN stanumbers4 |
| 76 | + END AS most_common_freqs, |
| 77 | + CASE 2 |
| 78 | + WHEN stakind1 THEN stavalues1 |
| 79 | + WHEN stakind2 THEN stavalues2 |
| 80 | + WHEN stakind3 THEN stavalues3 |
| 81 | + WHEN stakind4 THEN stavalues4 |
| 82 | + END AS histogram_bounds, |
| 83 | + CASE 3 |
| 84 | + WHEN stakind1 THEN stanumbers1[1] |
| 85 | + WHEN stakind2 THEN stanumbers2[1] |
| 86 | + WHEN stakind3 THEN stanumbers3[1] |
| 87 | + WHEN stakind4 THEN stanumbers4[1] |
| 88 | + END AS correlation |
| 89 | + FROM pg_statistic s JOIN pg_class c ON (c.oid = s.starelid) |
| 90 | + JOIN pg_attribute a ON (c.oid = attrelid AND attnum = s.staattnum) |
| 91 | + LEFT JOIN pg_namespace n ON (n.oid = c.relnamespace) |
| 92 | + WHERE has_table_privilege(c.oid, 'select'); |
| 93 | + |
| 94 | +REVOKE ALL on pg_statistic FROM public; |
| 95 | + |
| 96 | +CREATE VIEW pg_stat_all_tables AS |
| 97 | + SELECT |
| 98 | + C.oid AS relid, |
| 99 | + N.nspname AS schemaname, |
| 100 | + C.relname AS relname, |
| 101 | + pg_stat_get_numscans(C.oid) AS seq_scan, |
| 102 | + pg_stat_get_tuples_returned(C.oid) AS seq_tup_read, |
| 103 | + sum(pg_stat_get_numscans(I.indexrelid)) AS idx_scan, |
| 104 | + sum(pg_stat_get_tuples_fetched(I.indexrelid)) AS idx_tup_fetch, |
| 105 | + pg_stat_get_tuples_inserted(C.oid) AS n_tup_ins, |
| 106 | + pg_stat_get_tuples_updated(C.oid) AS n_tup_upd, |
| 107 | + pg_stat_get_tuples_deleted(C.oid) AS n_tup_del |
| 108 | + FROM pg_class C LEFT JOIN |
| 109 | + pg_index I ON C.oid = I.indrelid |
| 110 | + LEFT JOIN pg_namespace N ON (N.oid = C.relnamespace) |
| 111 | + WHERE C.relkind = 'r' |
| 112 | + GROUP BY C.oid, N.nspname, C.relname; |
| 113 | + |
| 114 | +CREATE VIEW pg_stat_sys_tables AS |
| 115 | + SELECT * FROM pg_stat_all_tables |
| 116 | + WHERE schemaname IN ('pg_catalog', 'pg_toast'); |
| 117 | + |
| 118 | +CREATE VIEW pg_stat_user_tables AS |
| 119 | + SELECT * FROM pg_stat_all_tables |
| 120 | + WHERE schemaname NOT IN ('pg_catalog', 'pg_toast'); |
| 121 | + |
| 122 | +CREATE VIEW pg_statio_all_tables AS |
| 123 | + SELECT |
| 124 | + C.oid AS relid, |
| 125 | + N.nspname AS schemaname, |
| 126 | + C.relname AS relname, |
| 127 | + pg_stat_get_blocks_fetched(C.oid) - |
| 128 | + pg_stat_get_blocks_hit(C.oid) AS heap_blks_read, |
| 129 | + pg_stat_get_blocks_hit(C.oid) AS heap_blks_hit, |
| 130 | + sum(pg_stat_get_blocks_fetched(I.indexrelid) - |
| 131 | + pg_stat_get_blocks_hit(I.indexrelid)) AS idx_blks_read, |
| 132 | + sum(pg_stat_get_blocks_hit(I.indexrelid)) AS idx_blks_hit, |
| 133 | + pg_stat_get_blocks_fetched(T.oid) - |
| 134 | + pg_stat_get_blocks_hit(T.oid) AS toast_blks_read, |
| 135 | + pg_stat_get_blocks_hit(T.oid) AS toast_blks_hit, |
| 136 | + pg_stat_get_blocks_fetched(X.oid) - |
| 137 | + pg_stat_get_blocks_hit(X.oid) AS tidx_blks_read, |
| 138 | + pg_stat_get_blocks_hit(X.oid) AS tidx_blks_hit |
| 139 | + FROM pg_class C LEFT JOIN |
| 140 | + pg_index I ON C.oid = I.indrelid LEFT JOIN |
| 141 | + pg_class T ON C.reltoastrelid = T.oid LEFT JOIN |
| 142 | + pg_class X ON T.reltoastidxid = X.oid |
| 143 | + LEFT JOIN pg_namespace N ON (N.oid = C.relnamespace) |
| 144 | + WHERE C.relkind = 'r' |
| 145 | + GROUP BY C.oid, N.nspname, C.relname, T.oid, X.oid; |
| 146 | + |
| 147 | +CREATE VIEW pg_statio_sys_tables AS |
| 148 | + SELECT * FROM pg_statio_all_tables |
| 149 | + WHERE schemaname IN ('pg_catalog', 'pg_toast'); |
| 150 | + |
| 151 | +CREATE VIEW pg_statio_user_tables AS |
| 152 | + SELECT * FROM pg_statio_all_tables |
| 153 | + WHERE schemaname NOT IN ('pg_catalog', 'pg_toast'); |
| 154 | + |
| 155 | +CREATE VIEW pg_stat_all_indexes AS |
| 156 | + SELECT |
| 157 | + C.oid AS relid, |
| 158 | + I.oid AS indexrelid, |
| 159 | + N.nspname AS schemaname, |
| 160 | + C.relname AS relname, |
| 161 | + I.relname AS indexrelname, |
| 162 | + pg_stat_get_numscans(I.oid) AS idx_scan, |
| 163 | + pg_stat_get_tuples_returned(I.oid) AS idx_tup_read, |
| 164 | + pg_stat_get_tuples_fetched(I.oid) AS idx_tup_fetch |
| 165 | + FROM pg_class C JOIN |
| 166 | + pg_index X ON C.oid = X.indrelid JOIN |
| 167 | + pg_class I ON I.oid = X.indexrelid |
| 168 | + LEFT JOIN pg_namespace N ON (N.oid = C.relnamespace) |
| 169 | + WHERE C.relkind = 'r'; |
| 170 | + |
| 171 | +CREATE VIEW pg_stat_sys_indexes AS |
| 172 | + SELECT * FROM pg_stat_all_indexes |
| 173 | + WHERE schemaname IN ('pg_catalog', 'pg_toast'); |
| 174 | + |
| 175 | +CREATE VIEW pg_stat_user_indexes AS |
| 176 | + SELECT * FROM pg_stat_all_indexes |
| 177 | + WHERE schemaname NOT IN ('pg_catalog', 'pg_toast'); |
| 178 | + |
| 179 | +CREATE VIEW pg_statio_all_indexes AS |
| 180 | + SELECT |
| 181 | + C.oid AS relid, |
| 182 | + I.oid AS indexrelid, |
| 183 | + N.nspname AS schemaname, |
| 184 | + C.relname AS relname, |
| 185 | + I.relname AS indexrelname, |
| 186 | + pg_stat_get_blocks_fetched(I.oid) - |
| 187 | + pg_stat_get_blocks_hit(I.oid) AS idx_blks_read, |
| 188 | + pg_stat_get_blocks_hit(I.oid) AS idx_blks_hit |
| 189 | + FROM pg_class C JOIN |
| 190 | + pg_index X ON C.oid = X.indrelid JOIN |
| 191 | + pg_class I ON I.oid = X.indexrelid |
| 192 | + LEFT JOIN pg_namespace N ON (N.oid = C.relnamespace) |
| 193 | + WHERE C.relkind = 'r'; |
| 194 | + |
| 195 | +CREATE VIEW pg_statio_sys_indexes AS |
| 196 | + SELECT * FROM pg_statio_all_indexes |
| 197 | + WHERE schemaname IN ('pg_catalog', 'pg_toast'); |
| 198 | + |
| 199 | +CREATE VIEW pg_statio_user_indexes AS |
| 200 | + SELECT * FROM pg_statio_all_indexes |
| 201 | + WHERE schemaname NOT IN ('pg_catalog', 'pg_toast'); |
| 202 | + |
| 203 | +CREATE VIEW pg_statio_all_sequences AS |
| 204 | + SELECT |
| 205 | + C.oid AS relid, |
| 206 | + N.nspname AS schemaname, |
| 207 | + C.relname AS relname, |
| 208 | + pg_stat_get_blocks_fetched(C.oid) - |
| 209 | + pg_stat_get_blocks_hit(C.oid) AS blks_read, |
| 210 | + pg_stat_get_blocks_hit(C.oid) AS blks_hit |
| 211 | + FROM pg_class C |
| 212 | + LEFT JOIN pg_namespace N ON (N.oid = C.relnamespace) |
| 213 | + WHERE C.relkind = 'S'; |
| 214 | + |
| 215 | +CREATE VIEW pg_statio_sys_sequences AS |
| 216 | + SELECT * FROM pg_statio_all_sequences |
| 217 | + WHERE schemaname IN ('pg_catalog', 'pg_toast'); |
| 218 | + |
| 219 | +CREATE VIEW pg_statio_user_sequences AS |
| 220 | + SELECT * FROM pg_statio_all_sequences |
| 221 | + WHERE schemaname NOT IN ('pg_catalog', 'pg_toast'); |
| 222 | + |
| 223 | +CREATE VIEW pg_stat_activity AS |
| 224 | + SELECT |
| 225 | + D.oid AS datid, |
| 226 | + D.datname AS datname, |
| 227 | + pg_stat_get_backend_pid(S.backendid) AS procpid, |
| 228 | + pg_stat_get_backend_userid(S.backendid) AS usesysid, |
| 229 | + U.usename AS usename, |
| 230 | + pg_stat_get_backend_activity(S.backendid) AS current_query, |
| 231 | + pg_stat_get_backend_activity_start(S.backendid) AS query_start |
| 232 | + FROM pg_database D, |
| 233 | + (SELECT pg_stat_get_backend_idset() AS backendid) AS S, |
| 234 | + pg_shadow U |
| 235 | + WHERE pg_stat_get_backend_dbid(S.backendid) = D.oid AND |
| 236 | + pg_stat_get_backend_userid(S.backendid) = U.usesysid; |
| 237 | + |
| 238 | +CREATE VIEW pg_stat_database AS |
| 239 | + SELECT |
| 240 | + D.oid AS datid, |
| 241 | + D.datname AS datname, |
| 242 | + pg_stat_get_db_numbackends(D.oid) AS numbackends, |
| 243 | + pg_stat_get_db_xact_commit(D.oid) AS xact_commit, |
| 244 | + pg_stat_get_db_xact_rollback(D.oid) AS xact_rollback, |
| 245 | + pg_stat_get_db_blocks_fetched(D.oid) - |
| 246 | + pg_stat_get_db_blocks_hit(D.oid) AS blks_read, |
| 247 | + pg_stat_get_db_blocks_hit(D.oid) AS blks_hit |
| 248 | + FROM pg_database D; |
| 249 | + |
| 250 | +CREATE VIEW pg_locks AS |
| 251 | + SELECT * |
| 252 | + FROM pg_lock_status() AS L(relation oid, database oid, |
| 253 | + transaction xid, pid int4, mode text, granted boolean); |
| 254 | + |
| 255 | +CREATE VIEW pg_settings AS |
| 256 | + SELECT * |
| 257 | + FROM pg_show_all_settings() AS A |
| 258 | + (name text, setting text, context text, vartype text, |
| 259 | + source text, min_val text, max_val text); |
| 260 | + |
| 261 | +CREATE RULE pg_settings_u AS |
| 262 | + ON UPDATE TO pg_settings |
| 263 | + WHERE new.name = old.name DO |
| 264 | + SELECT set_config(old.name, new.setting, 'f'); |
| 265 | + |
| 266 | +CREATE RULE pg_settings_n AS |
| 267 | + ON UPDATE TO pg_settings |
| 268 | + DO INSTEAD NOTHING; |
| 269 | + |
| 270 | + |
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