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The following functions are created: Create function JSON_VALID and test cases Create function JSON_DEPTH and test cases Create function JSON_LENGTH and test cases Create function JSON_EQUALS and test cases Create function JSON_NORMALIZE and test cases Create function JSON_TYPE and test cases Create function JSON_OBJECT and test cases Create function JSON_ARRAY and test cases Create function JSON_KEYS and test cases Create function JSON_EXISTS and test cases Create function JSON_QUOTE/JSON_UNQUOTE and test cases Create function JSON_COMPACT/DETAILED/LOOSE and test cases Create function JSON_MERGE and test cases Create function JSON_MERGE_PATCH and test cases Create function JSON_VALUE and test cases Create function JSON_QUERY and test cases Create function JSON_CONTAINS and test cases Create function JSON_ARRAY_APPEND and test cases Create function JSON_ARRAY_INSERT and test cases Create function JSON_INSERT/REPLACE/SET and test cases Create function JSON_REMOVE and test cases Create function JSON_CONTAINS_PATH and test cases Create function JSON_OVERLAPS and test cases Create function JSON_EXTRACT and test cases Create function JSON_SEARCH and test cases Note: Some functions output differs from MDB because session variables that affects functions output,e.g JSON_QUOTE/JSON_UNQUOTE This depends on MCOL-5212
124 lines
3.0 KiB
Plaintext
124 lines
3.0 KiB
Plaintext
DROP DATABASE IF EXISTS json_length_db;
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CREATE DATABASE json_length_db;
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USE json_length_db;
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# ----------------------------------------------------------------------
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# Test of JSON_LENGTH function.
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# ----------------------------------------------------------------------
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CREATE TABLE t1(l LONGTEXT) ENGINE = columnstore;
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# Invalid json text
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INSERT INTO t1 VALUES(null);
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INSERT INTO t1 VALUES('1');
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INSERT INTO t1 VALUES('abc');
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INSERT INTO t1 VALUES('"abc"');
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INSERT INTO t1 VALUES('true');
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INSERT INTO t1 VALUES('false');
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INSERT INTO t1 VALUES('null');
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error ER_INVALID_JSON_TEXT_IN_PARAM
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SELECT JSON_LENGTH(l) FROM t1;
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JSON_LENGTH(l)
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NULL
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1
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NULL
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1
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1
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1
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1
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# Valid json text
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TRUNCATE t1;
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INSERT INTO t1 VALUES('{}');
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INSERT INTO t1 VALUES('{ "a" : 100, "b" : 200 }');
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INSERT INTO t1 VALUES('{ "a" : 100, "b" : [ 300, 400, 500 ] }');
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INSERT INTO t1 VALUES('[]');
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INSERT INTO t1 VALUES('[ null, "foo", true, 1.1 ]');
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INSERT INTO t1 VALUES('[ null, "foo", true, { "a" : "b", "c" : "d" } ]');
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INSERT INTO t1 VALUES('"foo"');
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INSERT INTO t1 VALUES('1.2');
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SELECT JSON_LENGTH(l) FROM t1;
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JSON_LENGTH(l)
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0
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2
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2
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0
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4
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4
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1
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1
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# Bad path expressions
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TRUNCATE t1;
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INSERT INTO t1 VALUES('true');
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error ER_INVALID_JSON_PATH
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SELECT JSON_LENGTH(l, 'c$') FROM t1;
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JSON_LENGTH(l, 'c$')
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NULL
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TRUNCATE t1;
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INSERT INTO t1 VALUES('{ "foo" : [ true, false ] }');
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error ER_INVALID_JSON_PATH
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SELECT JSON_LENGTH(l, '$.foo[bar]') FROM t1;
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JSON_LENGTH(l, '$.foo[bar]')
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NULL
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# wildcards not allowed in path expressions for this function
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TRUNCATE t1;
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INSERT INTO t1 VALUES('true');
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error ER_INVALID_JSON_PATH_WILDCARD
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SELECT JSON_LENGTH(l, '$.*') FROM t1;
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JSON_LENGTH(l, '$.*')
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NULL
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TRUNCATE t1;
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INSERT INTO t1 VALUES('true');
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error ER_INVALID_JSON_PATH_WILDCARD
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SELECT JSON_LENGTH(l, '$.foo**.bar') FROM t1;
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JSON_LENGTH(l, '$.foo**.bar')
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NULL
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# Error ER_INVALID_JSON_TEXT_IN_PARAM
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TRUNCATE t1;
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INSERT INTO t1 VALUES('abc');
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INSERT INTO t1 VALUES('[ "a", true, "b" , { "e" : false }, "c" , null');
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SELECT JSON_LENGTH(l) FROM t1;
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JSON_LENGTH(l)
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NULL
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NULL
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# Path exist
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TRUNCATE t1;
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INSERT INTO t1 VALUES('[ 1, [ 2, 3, 4 ], 5 ]');
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SELECT JSON_LENGTH(l, '$[0]') FROM t1;
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JSON_LENGTH(l, '$[0]')
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1
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SELECT JSON_LENGTH(l, '$[1]') FROM t1;
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JSON_LENGTH(l, '$[1]')
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3
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SELECT JSON_LENGTH(l, '$[2]') FROM t1;
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JSON_LENGTH(l, '$[2]')
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1
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SELECT JSON_LENGTH(l, '$[2][0]') FROM t1;
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JSON_LENGTH(l, '$[2][0]')
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1
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TRUNCATE t1;
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INSERT INTO t1 VALUES('[ 1, [ 2, 3, 4 ], {"a": 1} ]');
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SELECT JSON_LENGTH(l, '$[2][0]') FROM t1;
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JSON_LENGTH(l, '$[2][0]')
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1
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TRUNCATE t1;
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INSERT INTO t1 VALUES('[ 1, { "a": true, "b": false, "c": null }, 5 ]');
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SELECT JSON_LENGTH(l, '$[1]') FROM t1;
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JSON_LENGTH(l, '$[1]')
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3
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TRUNCATE t1;
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INSERT INTO t1 VALUES('{ "a" : 123, "b" : [ 123, 456, 789 ] }');
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SELECT JSON_LENGTH(l) FROM t1;
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JSON_LENGTH(l)
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2
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SELECT JSON_LENGTH(l, '$.b') FROM t1;
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JSON_LENGTH(l, '$.b')
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3
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SELECT JSON_LENGTH(l, '$.c') FROM t1;
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JSON_LENGTH(l, '$.c')
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NULL
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# No-existent path
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TRUNCATE t1;
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INSERT INTO t1 VALUES('[ 1, [ 2, 3, 4 ], 5 ]');
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SELECT JSON_LENGTH(l, '$[2][1]') FROM t1;
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JSON_LENGTH(l, '$[2][1]')
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NULL
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DROP TABLE t1;
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DROP DATABASE json_length_db;
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