| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| LOAD 'age'; |
| SET search_path TO ag_catalog; |
| -- |
| -- jsonb operators in AGE (?, ?&, ?|, ->, ->>, #>, #>>, ||) |
| -- |
| -- |
| -- concat || operator |
| -- |
| SELECT i, pg_typeof(i) FROM (SELECT '[0, 1]'::agtype || '[0, 1]'::agtype as i) a; |
| i | pg_typeof |
| --------------+----------- |
| [0, 1, 0, 1] | agtype |
| (1 row) |
| |
| SELECT i, pg_typeof(i) FROM (SELECT '2'::agtype || '[0, 1]'::agtype as i) a; |
| i | pg_typeof |
| -----------+----------- |
| [2, 0, 1] | agtype |
| (1 row) |
| |
| SELECT i, pg_typeof(i) FROM (SELECT '[0, 1]'::agtype || '2'::agtype as i) a; |
| i | pg_typeof |
| -----------+----------- |
| [0, 1, 2] | agtype |
| (1 row) |
| |
| SELECT i, pg_typeof(i) FROM (SELECT '{"a": 1}'::agtype || '[0, 1]'::agtype as i) a; |
| i | pg_typeof |
| ------------------+----------- |
| [{"a": 1}, 0, 1] | agtype |
| (1 row) |
| |
| SELECT i, pg_typeof(i) FROM (SELECT '[0, 1]'::agtype || '{"a": 1}'::agtype as i) a; |
| i | pg_typeof |
| ------------------+----------- |
| [0, 1, {"a": 1}] | agtype |
| (1 row) |
| |
| SELECT i, pg_typeof(i) FROM (SELECT '[]'::agtype || '[0, 1]'::agtype as i) a; |
| i | pg_typeof |
| --------+----------- |
| [0, 1] | agtype |
| (1 row) |
| |
| SELECT i, pg_typeof(i) FROM (SELECT '[0, 1]'::agtype || '[]'::agtype as i) a; |
| i | pg_typeof |
| --------+----------- |
| [0, 1] | agtype |
| (1 row) |
| |
| SELECT i, pg_typeof(i) FROM (SELECT 'null'::agtype || '[0, 1]'::agtype as i) a; |
| i | pg_typeof |
| --------------+----------- |
| [null, 0, 1] | agtype |
| (1 row) |
| |
| SELECT i, pg_typeof(i) FROM (SELECT '[0, 1]'::agtype || 'null'::agtype as i) a; |
| i | pg_typeof |
| --------------+----------- |
| [0, 1, null] | agtype |
| (1 row) |
| |
| SELECT i, pg_typeof(i) FROM (SELECT '[null]'::agtype || '[0, 1]'::agtype as i) a; |
| i | pg_typeof |
| --------------+----------- |
| [null, 0, 1] | agtype |
| (1 row) |
| |
| SELECT i, pg_typeof(i) FROM (SELECT '[0, 1]'::agtype || '[null]'::agtype as i) a; |
| i | pg_typeof |
| --------------+----------- |
| [0, 1, null] | agtype |
| (1 row) |
| |
| SELECT i, pg_typeof(i) FROM (SELECT NULL || '[0, 1]'::agtype as i) a; |
| i | pg_typeof |
| ---+----------- |
| | agtype |
| (1 row) |
| |
| SELECT i, pg_typeof(i) FROM (SELECT '[0, 1]'::agtype || NULL as i) a; |
| i | pg_typeof |
| ---+----------- |
| | agtype |
| (1 row) |
| |
| -- both operands are objects |
| SELECT '{"aa":1 , "b":2, "cq":3}'::agtype || '{"cq":"l", "b":"g", "fg":false}'; |
| ?column? |
| --------------------------------------------- |
| {"b": "g", "aa": 1, "cq": "l", "fg": false} |
| (1 row) |
| |
| SELECT '{"aa":1 , "b":2, "cq":3}'::agtype || '{"aq":"l"}'; |
| ?column? |
| --------------------------------------- |
| {"b": 2, "aa": 1, "aq": "l", "cq": 3} |
| (1 row) |
| |
| SELECT '{"aa":1 , "b":2, "cq":3}'::agtype || '{"aa":"l"}'; |
| ?column? |
| ------------------------------ |
| {"b": 2, "aa": "l", "cq": 3} |
| (1 row) |
| |
| SELECT '{"aa":1 , "b":2, "cq":3}'::agtype || '{}'; |
| ?column? |
| ---------------------------- |
| {"b": 2, "aa": 1, "cq": 3} |
| (1 row) |
| |
| SELECT '{"aa":1 , "b":2, "cq":3, "cj": {"fg": true}}'::agtype || '{"cq":"l", "b":"g", "fg":false}'; |
| ?column? |
| ----------------------------------------------------------------- |
| {"b": "g", "aa": 1, "cj": {"fg": true}, "cq": "l", "fg": false} |
| (1 row) |
| |
| SELECT '{"a": 13}'::agtype || '{"a": 13}'::agtype; |
| ?column? |
| ----------- |
| {"a": 13} |
| (1 row) |
| |
| SELECT '{}'::agtype || '{"a":"b"}'::agtype; |
| ?column? |
| ------------ |
| {"a": "b"} |
| (1 row) |
| |
| SELECT '{}'::agtype || '{}'::agtype; |
| ?column? |
| ---------- |
| {} |
| (1 row) |
| |
| -- both operands are arrays |
| SELECT '["a", "b"]'::agtype || '["c"]'; |
| ?column? |
| ----------------- |
| ["a", "b", "c"] |
| (1 row) |
| |
| SELECT '["a", "b"]'::agtype || '["c", "d"]'; |
| ?column? |
| ---------------------- |
| ["a", "b", "c", "d"] |
| (1 row) |
| |
| SELECT '["a", "b"]'::agtype || '["c", "d", "d"]'; |
| ?column? |
| --------------------------- |
| ["a", "b", "c", "d", "d"] |
| (1 row) |
| |
| SELECT '["c"]' || '["a", "b"]'::agtype; |
| ?column? |
| ----------------- |
| ["c", "a", "b"] |
| (1 row) |
| |
| SELECT '[]'::agtype || '["a"]'::agtype; |
| ?column? |
| ---------- |
| ["a"] |
| (1 row) |
| |
| SELECT '[]'::agtype || '[]'::agtype; |
| ?column? |
| ---------- |
| [] |
| (1 row) |
| |
| SELECT '["a", "b"]'::agtype || '"c"'; |
| ?column? |
| ----------------- |
| ["a", "b", "c"] |
| (1 row) |
| |
| SELECT '"c"' || '["a", "b"]'::agtype; |
| ?column? |
| ----------------- |
| ["c", "a", "b"] |
| (1 row) |
| |
| SELECT '[]'::agtype || '"a"'::agtype; |
| ?column? |
| ---------- |
| ["a"] |
| (1 row) |
| |
| SELECT '"b"'::agtype || '"a"'::agtype; |
| ?column? |
| ------------ |
| ["b", "a"] |
| (1 row) |
| |
| SELECT '3'::agtype || '[]'::agtype; |
| ?column? |
| ---------- |
| [3] |
| (1 row) |
| |
| SELECT '3'::agtype || '4'::agtype; |
| ?column? |
| ---------- |
| [3, 4] |
| (1 row) |
| |
| SELECT '3'::agtype || '[4]'; |
| ?column? |
| ---------- |
| [3, 4] |
| (1 row) |
| |
| SELECT '3::numeric'::agtype || '[[]]'::agtype; |
| ?column? |
| ------------------ |
| [3::numeric, []] |
| (1 row) |
| |
| SELECT null::agtype || null::agtype; |
| ?column? |
| ---------- |
| |
| (1 row) |
| |
| -- array and object as operands |
| SELECT '{"aa":1 , "b":2, "cq":3}'::agtype || '[{"aa":"l"}]'; |
| ?column? |
| ------------------------------------------- |
| [{"b": 2, "aa": 1, "cq": 3}, {"aa": "l"}] |
| (1 row) |
| |
| SELECT '{"aa":1 , "b":2, "cq":3}'::agtype || '[{"aa":"l", "aa": "k"}]'; |
| ?column? |
| ------------------------------------------- |
| [{"b": 2, "aa": 1, "cq": 3}, {"aa": "k"}] |
| (1 row) |
| |
| SELECT '{"a": 13}'::agtype || '[{"a": 13}]'::agtype; |
| ?column? |
| ------------------------ |
| [{"a": 13}, {"a": 13}] |
| (1 row) |
| |
| SELECT '[]'::agtype || '{"a":"b"}'::agtype; |
| ?column? |
| -------------- |
| [{"a": "b"}] |
| (1 row) |
| |
| SELECT '{"a":"b"}'::agtype || '[]'::agtype; |
| ?column? |
| -------------- |
| [{"a": "b"}] |
| (1 row) |
| |
| SELECT '[]'::agtype || '{}'::agtype; |
| ?column? |
| ---------- |
| [{}] |
| (1 row) |
| |
| SELECT '[3]'::agtype || '{}'::agtype; |
| ?column? |
| ---------- |
| [3, {}] |
| (1 row) |
| |
| SELECT '{}'::agtype || '[null]'::agtype; |
| ?column? |
| ------------ |
| [{}, null] |
| (1 row) |
| |
| SELECT '[null]'::agtype || '{"a": null}'::agtype; |
| ?column? |
| --------------------- |
| [null, {"a": null}] |
| (1 row) |
| |
| SELECT '""'::agtype || '[]'::agtype; |
| ?column? |
| ---------- |
| [""] |
| (1 row) |
| |
| -- vertex/edge/path as operand(s) |
| SELECT '{"id": 1688849860263937, "label": "EDGE", "end_id": 1970324836974593, "start_id": 1407374883553281, "properties": {"a": "xyz", "b" : true, "c": -19.888, "e": {"f": "abcdef", "g": {}, "h": [[], {}]}, "i": {"j": 199, "k": {"l": "mnopq"}}}}::edge'::agtype || '"id"'; |
| ?column? |
| ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ |
| [{"id": 1688849860263937, "label": "EDGE", "end_id": 1970324836974593, "start_id": 1407374883553281, "properties": {"a": "xyz", "b": true, "c": -19.888, "e": {"f": "abcdef", "g": {}, "h": [[], {}]}, "i": {"j": 199, "k": {"l": "mnopq"}}}}::edge, "id"] |
| (1 row) |
| |
| SELECT '{"id": 1688849860263937, "label": "EDGE", "end_id": 1970324836974593, "start_id": 1407374883553281, "properties": {"a": "xyz", "b" : true, "c": -19.888, "e": {"f": "abcdef", "g": {}, "h": [[], {}]}, "i": {"j": 199, "k": {"l": "mnopq"}}}}::edge'::agtype || '"m"'; |
| ?column? |
| ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| [{"id": 1688849860263937, "label": "EDGE", "end_id": 1970324836974593, "start_id": 1407374883553281, "properties": {"a": "xyz", "b": true, "c": -19.888, "e": {"f": "abcdef", "g": {}, "h": [[], {}]}, "i": {"j": 199, "k": {"l": "mnopq"}}}}::edge, "m"] |
| (1 row) |
| |
| SELECT '{"id": 1688849860263937, "label": "EDGE", "end_id": 1970324836974593, "start_id": 1407374883553281, "properties": {"a": "xyz", "b" : true, "c": -19.888, "e": {"f": "abcdef", "g": {}, "h": [[], {}]}, "i": {"j": 199, "k": {"l": "mnopq"}}}}::edge'::agtype || '{"m": []}'; |
| ?column? |
| ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| [{"id": 1688849860263937, "label": "EDGE", "end_id": 1970324836974593, "start_id": 1407374883553281, "properties": {"a": "xyz", "b": true, "c": -19.888, "e": {"f": "abcdef", "g": {}, "h": [[], {}]}, "i": {"j": 199, "k": {"l": "mnopq"}}}}::edge, {"m": []}] |
| (1 row) |
| |
| SELECT '{"id": 844424930131969, "label": "v", "properties": {}}::vertex'::agtype || '{"id": 844424930131971, "label": "v", "properties": {"key": "value"}}::vertex'::agtype; |
| ?column? |
| -------------------------------------------------------------------------------------------------------------------------------------------------- |
| [{"id": 844424930131969, "label": "v", "properties": {}}::vertex, {"id": 844424930131971, "label": "v", "properties": {"key": "value"}}::vertex] |
| (1 row) |
| |
| SELECT '{"id": 844424930131969, "label": "v", "properties": {}}::vertex'::agtype || '[]'::agtype; |
| ?column? |
| ------------------------------------------------------------------- |
| [{"id": 844424930131969, "label": "v", "properties": {}}::vertex] |
| (1 row) |
| |
| SELECT '{"id": 844424930131969, "label": "v", "properties": {}}::vertex'::agtype || '{}'::agtype; |
| ?column? |
| ----------------------------------------------------------------------- |
| [{"id": 844424930131969, "label": "v", "properties": {}}::vertex, {}] |
| (1 row) |
| |
| SELECT '{}'::agtype || '{"id": 844424930131969, "label": "v", "properties": {}}::vertex'::agtype; |
| ?column? |
| ----------------------------------------------------------------------- |
| [{}, {"id": 844424930131969, "label": "v", "properties": {}}::vertex] |
| (1 row) |
| |
| SELECT '"id"'::agtype || '{"id": 844424930131969, "label": "v", "properties": {}}::vertex'::agtype; |
| ?column? |
| ------------------------------------------------------------------------- |
| ["id", {"id": 844424930131969, "label": "v", "properties": {}}::vertex] |
| (1 row) |
| |
| SELECT '{"id": 844424930131969, "label": "v", "properties": {}}::vertex'::agtype || '{"id": 1688849860263950, "label": "e_var", "end_id": 281474976710662, "start_id": 281474976710661, "properties": {}}::edge'::agtype; |
| ?column? |
| ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| [{"id": 844424930131969, "label": "v", "properties": {}}::vertex, {"id": 1688849860263950, "label": "e_var", "end_id": 281474976710662, "start_id": 281474976710661, "properties": {}}::edge] |
| (1 row) |
| |
| SELECT '[{"id": 281474976710672, "label": "", "properties": {}}::vertex, {"id": 1688849860263960, "label": "e_var", "end_id": 281474976710673, "start_id": 281474976710672, "properties": {}}::edge, {"id": 281474976710673, "label": "", "properties": {}}::vertex]::path'::agtype || '{"id": 844424930131969, "label": "v", "properties": {}}::vertex'::agtype; |
| ?column? |
| --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| [[{"id": 281474976710672, "label": "", "properties": {}}::vertex, {"id": 1688849860263960, "label": "e_var", "end_id": 281474976710673, "start_id": 281474976710672, "properties": {}}::edge, {"id": 281474976710673, "label": "", "properties": {}}::vertex]::path, {"id": 844424930131969, "label": "v", "properties": {}}::vertex] |
| (1 row) |
| |
| SELECT '[{"id": 281474976710672, "label": "", "properties": {}}::vertex, {"id": 1688849860263960, "label": "e_var", "end_id": 281474976710673, "start_id": 281474976710672, "properties": {}}::edge, {"id": 281474976710673, "label": "", "properties": {}}::vertex]::path'::agtype || '[{"id": 281474976710672, "label": "", "properties": {}}::vertex, {"id": 1688849860263960, "label": "e_var", "end_id": 281474976710673, "start_id": 281474976710672, "properties": {}}::edge, {"id": 281474976710673, "label": "", "properties": {}}::vertex]::path'::agtype; |
| ?column? |
| ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ |
| [[{"id": 281474976710672, "label": "", "properties": {}}::vertex, {"id": 1688849860263960, "label": "e_var", "end_id": 281474976710673, "start_id": 281474976710672, "properties": {}}::edge, {"id": 281474976710673, "label": "", "properties": {}}::vertex]::path, [{"id": 281474976710672, "label": "", "properties": {}}::vertex, {"id": 1688849860263960, "label": "e_var", "end_id": 281474976710673, "start_id": 281474976710672, "properties": {}}::edge, {"id": 281474976710673, "label": "", "properties": {}}::vertex]::path] |
| (1 row) |
| |
| -- using concat more than once in a query |
| SELECT '{}'::agtype || '{}'::agtype || '[{}]'::agtype; |
| ?column? |
| ---------- |
| [{}, {}] |
| (1 row) |
| |
| SELECT '{"y": {}}'::agtype || '{"b": "5"}'::agtype || '{"a": {}}'::agtype || '{"z": []}'::agtype; |
| ?column? |
| --------------------------------------- |
| {"a": {}, "b": "5", "y": {}, "z": []} |
| (1 row) |
| |
| SELECT '{"y": {}}'::agtype || '{"b": "5"}'::agtype || '{"a": {}}'::agtype || '{"z": []}'::agtype || '[]'::agtype; |
| ?column? |
| ----------------------------------------- |
| [{"a": {}, "b": "5", "y": {}, "z": []}] |
| (1 row) |
| |
| SELECT '{"y": {}}'::agtype || '{"b": "5"}'::agtype || '{"a": {}}'::agtype || '{"z": []}'::agtype || '[]'::agtype || '{}'; |
| ?column? |
| --------------------------------------------- |
| [{"a": {}, "b": "5", "y": {}, "z": []}, {}] |
| (1 row) |
| |
| SELECT '"e"'::agtype || '1'::agtype || '{}'::agtype; |
| ?column? |
| -------------- |
| ["e", 1, {}] |
| (1 row) |
| |
| SELECT ('"e"'::agtype || '1'::agtype) || '{"[]": "p"}'::agtype; |
| ?column? |
| ----------------------- |
| ["e", 1, {"[]": "p"}] |
| (1 row) |
| |
| SELECT '{"{}": {"a": []}}'::agtype || '{"{}": {"[]": []}}'::agtype || '{"{}": {}}'::agtype; |
| ?column? |
| ------------ |
| {"{}": {}} |
| (1 row) |
| |
| SELECT '{}'::agtype || '{}'::agtype || '[{}]'::agtype || '[{}]'::agtype || '{}'::agtype; |
| ?column? |
| ------------------ |
| [{}, {}, {}, {}] |
| (1 row) |
| |
| -- should give an error |
| SELECT '{"a": 13}'::agtype || 'null'::agtype; |
| ERROR: invalid right operand for agtype concatenation |
| SELECT '"a"'::agtype || '{"a":1}'; |
| ERROR: invalid left operand for agtype concatenation |
| SELECT '3'::agtype || '{}'::agtype; |
| ERROR: invalid left operand for agtype concatenation |
| SELECT '{"a":1}' || '"a"'::agtype; |
| ERROR: invalid right operand for agtype concatenation |
| SELECT '{"b": [1, 2, {"[{}, {}]": "a"}, {"1": {}}]}'::agtype || true::agtype; |
| ERROR: invalid right operand for agtype concatenation |
| SELECT '{"b": [1, 2, {"[{}, {}]": "a"}, {"1": {}}]}'::agtype || 'true'::agtype; |
| ERROR: invalid right operand for agtype concatenation |
| SELECT '{"b": [1, 2, {"[{}, {}]": "a"}, {"1": {}}]}'::agtype || age_agtype_sum('1', '2'); |
| ERROR: invalid right operand for agtype concatenation |
| SELECT ('{"a": "5"}'::agtype || '{"a": {}}'::agtype) || '5'::agtype; |
| ERROR: invalid right operand for agtype concatenation |
| SELECT ('{"a": "5"}'::agtype || '{"a": {}}'::agtype || '5') || '[5]'::agtype; |
| ERROR: invalid right operand for agtype concatenation |
| -- both operands have to be of agtype |
| SELECT '3'::agtype || 4; |
| ERROR: operator does not exist: agtype || integer |
| LINE 1: SELECT '3'::agtype || 4; |
| ^ |
| HINT: No operator matches the given name and argument types. You might need to add explicit type casts. |
| SELECT '3'::agtype || true; |
| ERROR: operator does not exist: agtype || boolean |
| LINE 1: SELECT '3'::agtype || true; |
| ^ |
| HINT: No operator matches the given name and argument types. You might need to add explicit type casts. |
| -- |
| -- jsonb operators inside cypher queries |
| -- |
| SELECT create_graph('jsonb_operators'); |
| NOTICE: graph "jsonb_operators" has been created |
| create_graph |
| -------------- |
| |
| (1 row) |
| |
| SELECT * FROM cypher('jsonb_operators',$$CREATE ({list:['a', 'b', 'c'], json:{a:1, b:['a', 'b'], c:{d:'a'}}})$$) as (a agtype); |
| a |
| --- |
| (0 rows) |
| |
| -- |
| -- concat || operator |
| -- |
| SELECT * FROM cypher('jsonb_operators', $$ RETURN [1,2] || 2 $$) AS (result agtype); |
| result |
| ----------- |
| [1, 2, 2] |
| (1 row) |
| |
| SELECT * FROM cypher('jsonb_operators', $$ RETURN true || false $$) AS (result agtype); |
| result |
| --------------- |
| [true, false] |
| (1 row) |
| |
| SELECT * FROM cypher('jsonb_operators', $$ RETURN true || false || {a: 'string'} $$) AS (result agtype); |
| result |
| -------------------------------- |
| [true, false, {"a": "string"}] |
| (1 row) |
| |
| SELECT * FROM cypher('jsonb_operators', $$ RETURN true || false || {a: 'string'} || true $$) AS (result agtype); |
| result |
| -------------------------------------- |
| [true, false, {"a": "string"}, true] |
| (1 row) |
| |
| SELECT * FROM cypher('jsonb_operators', $$ WITH [1,2,3] AS m WITH m, m || 'string' AS n RETURN n $$) AS (result agtype); |
| result |
| --------------------- |
| [1, 2, 3, "string"] |
| (1 row) |
| |
| SELECT * FROM cypher('jsonb_operators', $$ WITH [1,2,3] AS m WITH m, m || {a: 1::numeric} AS n RETURN n $$) AS (result agtype); |
| result |
| ------------------------------ |
| [1, 2, 3, {"a": 1::numeric}] |
| (1 row) |
| |
| SELECT * FROM cypher('jsonb_operators', $$ WITH {a: [1,2,3]} AS m WITH m, m || {a: 1::numeric} AS n RETURN n $$) AS (result agtype); |
| result |
| ------------------- |
| {"a": 1::numeric} |
| (1 row) |
| |
| SELECT * FROM cypher('jsonb_operators', $$ WITH {b: [1,2,3]} AS m WITH m, m || {a: 1::numeric} AS n RETURN n $$) AS (result agtype); |
| result |
| ----------------------------------- |
| {"a": 1::numeric, "b": [1, 2, 3]} |
| (1 row) |
| |
| SELECT * FROM cypher('jsonb_operators', $$ MATCH(n) RETURN n || 1 || 'string' $$) AS (result agtype); |
| result |
| ---------------------------------------------------------------------------------------------------------------------------------------------------------- |
| [{"id": 281474976710657, "label": "", "properties": {"json": {"a": 1, "b": ["a", "b"], "c": {"d": "a"}}, "list": ["a", "b", "c"]}}::vertex, 1, "string"] |
| (1 row) |
| |
| SELECT * FROM cypher('jsonb_operators', $$ MATCH(n) RETURN n || {list: [true, null]} $$) AS (result agtype); |
| result |
| --------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| [{"id": 281474976710657, "label": "", "properties": {"json": {"a": 1, "b": ["a", "b"], "c": {"d": "a"}}, "list": ["a", "b", "c"]}}::vertex, {"list": [true, null]}] |
| (1 row) |
| |
| SELECT * FROM cypher('jsonb_operators', $$ MATCH (n) MATCH(m) RETURN n || m $$) AS (result agtype); |
| result |
| ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| [{"id": 281474976710657, "label": "", "properties": {"json": {"a": 1, "b": ["a", "b"], "c": {"d": "a"}}, "list": ["a", "b", "c"]}}::vertex, {"id": 281474976710657, "label": "", "properties": {"json": {"a": 1, "b": ["a", "b"], "c": {"d": "a"}}, "list": ["a", "b", "c"]}}::vertex] |
| (1 row) |
| |
| SELECT * FROM cypher('jsonb_operators', $$ MATCH (n) RETURN n.list || [1, 2, 3] $$) AS (result agtype); |
| result |
| -------------------------- |
| ["a", "b", "c", 1, 2, 3] |
| (1 row) |
| |
| SELECT * FROM cypher('jsonb_operators', $$ MATCH (n) RETURN n.json || [1, 2, 3] $$) AS (result agtype); |
| result |
| ------------------------------------------------------- |
| [{"a": 1, "b": ["a", "b"], "c": {"d": "a"}}, 1, 2, 3] |
| (1 row) |
| |
| SELECT * FROM cypher('jsonb_operators', $$ MATCH (n) RETURN n.json || n.json $$) AS (result agtype); |
| result |
| -------------------------------------------- |
| {"a": 1, "b": ["a", "b"], "c": {"d": "a"}} |
| (1 row) |
| |
| SELECT * FROM cypher('jsonb_operators', $$ MATCH (n) RETURN n.json || n $$) AS (result agtype); |
| result |
| ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| [{"a": 1, "b": ["a", "b"], "c": {"d": "a"}}, {"id": 281474976710657, "label": "", "properties": {"json": {"a": 1, "b": ["a", "b"], "c": {"d": "a"}}, "list": ["a", "b", "c"]}}::vertex] |
| (1 row) |
| |
| -- should give an error |
| SELECT * FROM cypher('jsonb_operators', $$ RETURN true || {a: 'string'} || true $$) AS (result agtype); |
| ERROR: invalid left operand for agtype concatenation |
| SELECT * FROM cypher('jsonb_operators', $$ WITH 'b' AS m WITH m, m || {a: 1} AS n RETURN n $$) AS (result agtype); |
| ERROR: invalid left operand for agtype concatenation |
| SELECT * FROM cypher('jsonb_operators', $$ MATCH (n) RETURN n.json || 1 $$) AS (result agtype); |
| ERROR: invalid right operand for agtype concatenation |
| -- clean up |
| SELECT drop_graph('jsonb_operators', true); |
| NOTICE: drop cascades to 2 other objects |
| DETAIL: drop cascades to table jsonb_operators._ag_label_vertex |
| drop cascades to table jsonb_operators._ag_label_edge |
| NOTICE: graph "jsonb_operators" has been dropped |
| drop_graph |
| ------------ |
| |
| (1 row) |
| |
