Add basic support for JSON type (part of #2199)

Frameworks/SPMySQLFramework/MySQL Client Libraries/include/mysql_com.h

@@ -348,7 +348,11 @@ enum enum_field_types { MYSQL_TYPE_DECIMAL, MYSQL_TYPE_TINY,
 			MYSQL_TYPE_DATETIME, MYSQL_TYPE_YEAR,
 			MYSQL_TYPE_NEWDATE, MYSQL_TYPE_VARCHAR,
 			MYSQL_TYPE_BIT,
-                        MYSQL_TYPE_NEWDECIMAL=246,
+			MYSQL_TYPE_TIMESTAMP2,
+			MYSQL_TYPE_DATETIME2,
+			MYSQL_TYPE_TIME2,
+			MYSQL_TYPE_JSON=245,
+			MYSQL_TYPE_NEWDECIMAL=246,
 			MYSQL_TYPE_ENUM=247,
 			MYSQL_TYPE_SET=248,
 			MYSQL_TYPE_TINY_BLOB=249,

Frameworks/SPMySQLFramework/SPMySQLDataTypes.h

@@ -72,3 +72,4 @@ extern NSString *SPMySQLMultiPointType;
 extern NSString *SPMySQLMultiLineStringType;
 extern NSString *SPMySQLMultiPolygonType;
 extern NSString *SPMySQLGeometryCollectionType;
+extern NSString *SPMySQLJsonType;

Frameworks/SPMySQLFramework/SPMySQLDataTypes.m

@@ -74,3 +74,4 @@
 NSString *SPMySQLMultiLineStringType    = @"MULTILINESTRING";
 NSString *SPMySQLMultiPolygonType       = @"MULTIPOLYGON";
 NSString *SPMySQLGeometryCollectionType = @"GEOMETRYCOLLECTION";
+NSString *SPMySQLJsonType               = @"JSON";

Frameworks/SPMySQLFramework/Source/SPMySQLResult Categories/Data Conversion.m

@@ -78,6 +78,7 @@ + (void)_initializeDataConversion
 	fieldProcessingMap[MYSQL_TYPE_NEWDATE] = SPMySQLResultFieldAsString;
 	fieldProcessingMap[MYSQL_TYPE_VARCHAR] = SPMySQLResultFieldAsString;
 	fieldProcessingMap[MYSQL_TYPE_BIT] = SPMySQLResultFieldAsBit;
+	fieldProcessingMap[MYSQL_TYPE_JSON] = SPMySQLResultFieldAsString;
 	fieldProcessingMap[MYSQL_TYPE_NEWDECIMAL] = SPMySQLResultFieldAsString;
 	fieldProcessingMap[MYSQL_TYPE_ENUM] = SPMySQLResultFieldAsString;
 	fieldProcessingMap[MYSQL_TYPE_SET] = SPMySQLResultFieldAsString;

Frameworks/SPMySQLFramework/Source/SPMySQLResult Categories/Field Definitions.m

@@ -372,7 +372,7 @@ - (NSString *)_mysqlTypeToStringForType:(NSUInteger)type withCharsetNr:(NSUInteg
 
 	switch (type) {
 
-		case FIELD_TYPE_BIT:
+		case MYSQL_TYPE_BIT:
 			return @"BIT";
 
 		case MYSQL_TYPE_DECIMAL:
@@ -475,6 +475,9 @@ - (NSString *)_mysqlTypeToStringForType:(NSUInteger)type withCharsetNr:(NSUInteg
 
 		case MYSQL_TYPE_GEOMETRY:
 			return @"GEOMETRY";
+
+		case MYSQL_TYPE_JSON:
+			return @"JSON";
 
 		default:
 			return @"UNKNOWN";

Resources/Plists/CompletionTokens.plist

@@ -289,6 +289,7 @@
 			<string>ISSUER</string>
 			<string>ITERATE</string>
 			<string>JOIN</string>
+			<string>JSON</string>
 			<string>KEY</string>
 			<string>KEYS</string>
 			<string>KEY_BLOCK_SIZE</string>
@@ -834,6 +835,27 @@
 			<string>ISSIMPLE</string>
 			<string>IS_FREE_LOCK</string>
 			<string>IS_USED_LOCK</string>
+			<string>JSON_APPEND</string>
+			<string>JSON_ARRAY_APPEND</string>
+			<string>JSON_ARRAY_INSERT</string>
+			<string>JSON_ARRAY</string>
+			<string>JSON_CONTAINS_PATH</string>
+			<string>JSON_CONTAINS</string>
+			<string>JSON_DEPTH</string>
+			<string>JSON_EXTRACT</string>
+			<string>JSON_INSERT</string>
+			<string>JSON_KEYS</string>
+			<string>JSON_LENGTH</string>
+			<string>JSON_MERGE</string>
+			<string>JSON_OBJECT</string>
+			<string>JSON_QUOTE</string>
+			<string>JSON_REMOVE</string>
+			<string>JSON_REPLACE</string>
+			<string>JSON_SEARCH</string>
+			<string>JSON_SET</string>
+			<string>JSON_TYPE</string>
+			<string>JSON_UNQUOTE</string>
+			<string>JSON_VALID</string>
 			<string>LAST_DAY</string>
 			<string>LAST_INSERT_ID</string>
 			<string>LCASE</string>
@@ -1162,6 +1184,48 @@
 			<string>${1:bits}, ${2:str1}</string>
 			<key>FIND_IN_SET</key>
 			<string>${1:str}, ${2:strlist}</string>
+			<key>JSON_APPEND</key>
+			<string>${1:json_doc}, ${2:path}, ${3:val}${4:, ${5:path}, ${6:val}${7:, ${8:...}}}</string>
+			<key>JSON_ARRAY_APPEND</key>
+			<string>${1:json_doc}, ${2:path}, ${3:val}${4:, ${5:path}, ${6:val}${7:, ${8:...}}}</string>
+			<key>JSON_ARRAY_INSERT</key>
+			<string>${1:json_doc}, ${2:path}, ${3:val}${4:, ${5:path}, ${6:val}${7:, ${8:...}}}</string>
+			<key>JSON_ARRAY</key>
+			<string>${1:${2:val} ${3:, ${4:val}${5:, ${6:...}}}}</string>
+			<key>JSON_CONTAINS_PATH</key>
+			<string>${1:json_doc}, ${2:¦'one'¦'all'¦}, ${3:path}${4:, ${5:path}${6:, ${7:...}}}</string>
+			<key>JSON_CONTAINS</key>
+			<string>${1:json_doc}, ${2:val}${3:, ${4:path}}</string>
+			<key>JSON_DEPTH</key>
+			<string>${1:json_doc}</string>
+			<key>JSON_EXTRACT</key>
+			<string>${1:json_doc}, ${2:path}${3:, ${4:path}${5:, ${6:...}}}</string>
+			<key>JSON_INSERT</key>
+			<string>${1:json_doc}, ${2:path}, ${3:val}${4:, ${5:path}, ${6:val}${7:, ${8:...}}}</string>
+			<key>JSON_KEYS</key>
+			<string>${1:json_doc}${2:, ${3:path}}</string>
+			<key>JSON_LENGTH</key>
+			<string>${1:json_doc}${2:, ${3:path}}</string>
+			<key>JSON_MERGE</key>
+			<string>${1:json_doc}, ${2:json_doc}${3:, ${4:...}}</string>
+			<key>JSON_OBJECT</key>
+			<string>${1:${2:key}, ${3:val}${4:, ${5:key}, ${6:val}${7:, ${8:...}}}}</string>
+			<key>JSON_QUOTE</key>
+			<string>${1:json_val}</string>
+			<key>JSON_REMOVE</key>
+			<string>${1:json_doc}, ${2:path}${3:, ${4:path}${5:, ${6:...}}}</string>
+			<key>JSON_REPLACE</key>
+			<string>${1:json_doc}, ${2:path}, ${3:val}${4:, ${5:path}, ${6:val}${7:, ${8:...}}}</string>
+			<key>JSON_SEARCH</key>
+			<string>${1:json_doc}, ${2:¦'one'¦'all'¦}, ${3:search_str}${4:, ${5:escape_char}${6:, ${7:path${8:, ${9:...}}}}}</string>
+			<key>JSON_SET</key>
+			<string>${1:json_doc}, ${2:path}, ${3:val}${4:, ${5:path}, ${6:val}${7:, ${8:...}}}</string>
+			<key>JSON_TYPE</key>
+			<string>${1:json_val}</string>
+			<key>JSON_UNQUOTE</key>
+			<string>${1:val}</string>
+			<key>JSON_VALID</key>
+			<string>${1:val}</string>
 		</dict>
 	</dict>
 </plist>

Source/SPEditorTokens.l

@@ -61,7 +61,7 @@ numeric	([+-]?(([0-9]+\.[0-9]+)|([0-9]*\.[0-9]+)|([0-9]+))(e[+-]?[0-9]+)?)
 ops		"+"|"-"|"*"|"/"
 word	[a-z_\.0-9\x80-\xEF@]
 variable	@{1,2}[a-z_\.0-9\x80-\xEF$]+
-keyworda	(G(R(OUP{s}BY|ANT(S)?)|E(NERAL|T_FORMAT|OMETRY(COLLECTION)?)|LOBAL)|B(Y(TE)?|TREE|I(GINT|N(LOG|ARY)|T)|O(TH|OL(EAN)?)|E(GIN|TWEEN|FORE)|LOB|ACKUP{s}TABLE)|H(IGH_PRIORITY|O(ST(S)?|UR(_(MI(NUTE|CROSECOND)|SECOND))?)|ELP|A(SH|NDLER|VING))|C(R(OSS|EATE)|H(ECK(SUM)?|A(R(SET|ACTER)?|NGE(D)?|IN))|IPHER|O(M(M(IT(TED)?|ENT)|P(RESSED|LETION|ACT))|N(S(TRAINT(_(SCHEMA|NAME|CATALOG))?|ISTENT)|NECTION|CURRENT|T(RIBUTORS|INUE|AINS)|DITION|VERT)|DE|L(UMN(S|_(NAME|FORMAT))?|LATE)|ALESCE{s}PARTITION)|U(R(RENT_(TIME(STAMP)?|DATE|USER)|SOR(_NAME)?)|BE)|L(IENT|OSE|ASS_ORIGIN)|A(S(CADE(D)?|E)|CHE{s}INDEX|TALOG_NAME|LL))|I(GNORE(_SERVER_IDS)?|MPORT{s}TABLESPACE|S(SUER|OLATION)?|N(S(TALL({s}PLUGIN)?|E(RT(_METHOD)?|NSITIVE))|N(O(BASE|DB)|ER)|T(1|2|8|3|O({s}(DUMP|OUT)FILE)?|4|E(RVAL|GER))?|ITIAL_SIZE|OUT|DEX(ES)?|VOKER|FILE)?|TERATE|O_THREAD|DENTIFIED|F)|D(ROP|YNAMIC|I(RECTORY|S(CARD{s}TABLESPACE|TINCT(ROW)?|K|ABLE{s}KEYS)|V)|O(UBLE)?|U(MPFILE|PLICATE|AL)|E(S(C(RIBE)?|_KEY_FILE)|C(IMAL|LARE)?|TERMINISTIC|F(INER|AULT)|L(ETE|AY(_KEY_WRITE|ED))|ALLOCATE)|A(Y(_(MI(NUTE|CROSECOND)|SECOND|HOUR))?|T(E(TIME)?|A(BASE(S)?|FILE)?)))|JOIN|E(RRORS|X(TEN(T_SIZE|DED)|I(STS|T)|P(LAIN|ANSION)|ECUTE)|SCAPE(D{s}BY)?|N(GINE(S)?|CLOSED{s}BY|D(S)?|UM|ABLE{s}KEYS)|VE(RY|NT)|LSE(IF)?|ACH)|K(ILL({s}(CONNECTION|QUERY))?|EY(S|_BLOCK_SIZE)?)|F(R(OM|AC_SECOND)|I(RST|XED|LE)|O(R(CE|EIGN)?|UND)|U(NCTION|LL(TEXT)?)|ETCH|L(OAT(8|4)?|USH)|A(ST|LSE))|A(G(GREGATE|AINST)|S(C(II)?|ENSITIVE)?|N(Y|D|ALYZE)|C(CESSIBLE|TION)|T|DD|UT(HORS|O(_INCREMENT|EXTEND_SIZE))|VG(_ROW_LENGTH)?|FTER|L(GORITHM|TER|L)))
+keyworda	(G(R(OUP{s}BY|ANT(S)?)|E(NERAL|T_FORMAT|OMETRY(COLLECTION)?)|LOBAL)|B(Y(TE)?|TREE|I(GINT|N(LOG|ARY)|T)|O(TH|OL(EAN)?)|E(GIN|TWEEN|FORE)|LOB|ACKUP{s}TABLE)|H(IGH_PRIORITY|O(ST(S)?|UR(_(MI(NUTE|CROSECOND)|SECOND))?)|ELP|A(SH|NDLER|VING))|C(R(OSS|EATE)|H(ECK(SUM)?|A(R(SET|ACTER)?|NGE(D)?|IN))|IPHER|O(M(M(IT(TED)?|ENT)|P(RESSED|LETION|ACT))|N(S(TRAINT(_(SCHEMA|NAME|CATALOG))?|ISTENT)|NECTION|CURRENT|T(RIBUTORS|INUE|AINS)|DITION|VERT)|DE|L(UMN(S|_(NAME|FORMAT))?|LATE)|ALESCE{s}PARTITION)|U(R(RENT_(TIME(STAMP)?|DATE|USER)|SOR(_NAME)?)|BE)|L(IENT|OSE|ASS_ORIGIN)|A(S(CADE(D)?|E)|CHE{s}INDEX|TALOG_NAME|LL))|I(GNORE(_SERVER_IDS)?|MPORT{s}TABLESPACE|S(SUER|OLATION)?|N(S(TALL({s}PLUGIN)?|E(RT(_METHOD)?|NSITIVE))|N(O(BASE|DB)|ER)|T(1|2|8|3|O({s}(DUMP|OUT)FILE)?|4|E(RVAL|GER))?|ITIAL_SIZE|OUT|DEX(ES)?|VOKER|FILE)?|TERATE|O_THREAD|DENTIFIED|F)|D(ROP|YNAMIC|I(RECTORY|S(CARD{s}TABLESPACE|TINCT(ROW)?|K|ABLE{s}KEYS)|V)|O(UBLE)?|U(MPFILE|PLICATE|AL)|E(S(C(RIBE)?|_KEY_FILE)|C(IMAL|LARE)?|TERMINISTIC|F(INER|AULT)|L(ETE|AY(_KEY_WRITE|ED))|ALLOCATE)|A(Y(_(MI(NUTE|CROSECOND)|SECOND|HOUR))?|T(E(TIME)?|A(BASE(S)?|FILE)?)))|J(OI|SO)N|E(RRORS|X(TEN(T_SIZE|DED)|I(STS|T)|P(LAIN|ANSION)|ECUTE)|SCAPE(D{s}BY)?|N(GINE(S)?|CLOSED{s}BY|D(S)?|UM|ABLE{s}KEYS)|VE(RY|NT)|LSE(IF)?|ACH)|K(ILL({s}(CONNECTION|QUERY))?|EY(S|_BLOCK_SIZE)?)|F(R(OM|AC_SECOND)|I(RST|XED|LE)|O(R(CE|EIGN)?|UND)|U(NCTION|LL(TEXT)?)|ETCH|L(OAT(8|4)?|USH)|A(ST|LSE))|A(G(GREGATE|AINST)|S(C(II)?|ENSITIVE)?|N(Y|D|ALYZE)|C(CESSIBLE|TION)|T|DD|UT(HORS|O(_INCREMENT|EXTEND_SIZE))|VG(_ROW_LENGTH)?|FTER|L(GORITHM|TER|L)))
 keywordl	(R(TREE|IGHT|O(UTINE|W(S|_FORMAT)?|LL(BACK|UP))|E(GEXP|MOVE{s}PARTITIONING|BUILD{s}PARTITION|S(T(RICT|ORE{s}TABLE)|IGNAL|UME|ET)|NAME|COVER|TURN(S)?|ORGANIZE{s}PARTITION|D(O(_BUFFER_SIZE|FILE)|UNDANT)|P(EAT(ABLE)?|L(ICATION|ACE)|AIR)|VOKE|QUIRE|FERENCES|L(OAD|EASE|AY_(THREAD|LOG_(POS|FILE)))|A(D(S|_(ONLY|WRITE))?|L))|LIKE|ANGE)|M(YSQL_ERRNO|I(GRATE|N(_ROWS|UTE(_(MICROSECOND|SECOND))?)|CROSECOND|DDLEINT)|O(NTH|D(IF(Y|IES)|E)?)|U(TEX|LTI(PO(INT|LYGON)|LINESTRING))|E(RGE|MORY|SSAGE_TEXT|DIUM(BLOB|TEXT|INT)?)|A(X(_(ROWS|SIZE|CONNECTIONS_PER_HOUR|U(SER_CONNECTIONS|PDATES_PER_HOUR)|QUERIES_PER_HOUR)|VALUE)|STER(_(S(SL(_(C(IPHER|ERT|A(PATH)?)|VERIFY_SERVER_CERT|KEY))?|ERVER_ID)|H(OST|EARTBEAT_PERIOD)|CONNECT_RETRY|USER|P(ORT|ASSWORD)|LOG_(POS|FILE)))?|TCH))|N(CHAR|O(NE|_W(RITE_TO_BINLOG|AIT)|T|DEGROUP)?|DB(CLUSTER)?|U(MERIC|LL)|E(XT|W)|VARCHAR|A(ME(S)?|T(IONAL|URAL)))|O(R(DER{s}BY)?|N(({s}DUPLICATE{s}KEY{s}UPDATE)?|E(_SHOT)?|LINE)?|UT(ER|FILE)?|P(TI(MIZE|ON(S|ALLY)?)|EN)|FF(SET|LINE)|WNER|LD_PASSWORD)|P(R(I(MARY|VILEGES)|OCE(SS|DURE{s}(ANALYSE)?)|E(SERVE|CISION|PARE|V))|HASE|O(RT|INT|LYGON)|URGE|A(R(SER|TI(TION(S|ING)?|AL))|SSWORD|CK_KEYS))|QU(ICK|ERY|ARTER)|L(I(MIT|ST|NE(S(TRING)?|AR)|KE)|O(G(S|FILE({s}GROUP))|NG(BLOB|TEXT)?|C(K(S)?|AL(TIME(STAMP)?)?)|OP|W_PRIORITY|AD{s}(DATA|INDEX{s}INTO{s}CACHE|XML))|E(SS|VEL|FT|A(DING|VE(S)?))|A(ST|NGUAGE)))
 keywords	(X(OR|509|A)|S(MALLINT|SL|H(OW({s}(E(NGINE(S)?|RRORS)|M(ASTER|UTEX)|BINLOG|GRANTS|INNODB|P(RIVILEGES|ROFILE(S)?|ROCEDURE{s}CODE)|SLAVE{s}(HOSTS|STATUS)|TRIGGERS|VARIABLES|WARNINGS|(FULL{s})?PROCESSLIST|FIELDS|PLUGIN(S)?|STORAGE{s}ENGINES|TABLE{s}TYPES|CO(LUMNS|LLATION)|BINLOG{s}EVENTS))?|UTDOWN|ARE)|NAPSHOT|CHE(MA(S|_NAME)?|DULE(R)?)|T(R(ING|AIGHT_JOIN)|O(RAGE|P)|A(RT(S|ING{s}BY)?|TUS))|I(GN(ED|AL)|MPLE)|O(ME|NAME|CKET|UNDS)|U(B(CLASS_ORIGIN|JECT|PARTITION(S)?)|SPEND|PER)|P(ECIFIC|ATIAL)|E(R(IAL(IZABLE)?|VER)|SSION|NSITIVE|C(OND(_MICROSECOND)?|URITY)|T({s}(PASSWORD|NAMES|ONE_SHOT))?|PARATOR|LECT)|QL(STATE|_(MAX_JOIN_SIZE|B(IG_(RESULT|SELECTS|TABLES)|UFFER_RESULT)|S(MALL_RESULT|ELECT_LIMIT|LAVE_SKIP_COUNTER|AFE_UPDATES)|NO_CACHE|CA(CHE|LC_FOUND_ROWS)|T(SI_(M(INUTE|ONTH)|SECOND|HOUR|YEAR|DAY|QUARTER|FRAC_SECOND|WEEK)|HREAD)|QUOTE_SHOW_CREATE|WARNINGS|LO(G_(BIN|OFF|UPDATE)|W_PRIORITY_UPDATES)|AUTO_IS_NULL)|EXCEPTION|WARNING)?|L(OW|AVE)|AVEPOINT)|YEAR(_MONTH)?|T(R(IGGER(S)?|U(NCATE|E)|A(NSACTION|ILING))|H(EN|AN)|YPE|I(ME(STAMP(DIFF|ADD)?)?|NY(BLOB|TEXT|INT))|O|E(RMINATED{s}BY|XT|MP(TABLE|ORARY))|ABLE(S(PACE)?|_NAME)?)|ZEROFILL|U(S(ING|E(R(_RESOURCES)?|_FRM)?|AGE)|N(SIGNED|COMMITTED|TIL|I(NSTALL({s}PLUGIN)?|CODE|ON|QUE)|D(O(_BUFFER_SIZE|FILE)?|EFINED)|KNOWN|LOCK)|TC_(TIME(STAMP)?|DATE)|P(GRADE|DATE))|V(IEW|A(R(BINARY|YING|CHAR(ACTER)?|IABLES)|LUE(S)?))|W(R(ITE|APPER)|H(ILE|E(RE|N))|ITH({s}PARSER)?|ORK|EEK|A(RNINGS|IT)))
 
@@ -348,6 +348,7 @@ ISOLATION
 ISSUER
 ITERATE
 JOIN
+JSON
 KEY
 KEYS
 KEY_BLOCK_SIZE

Source/SPTableData.m

@@ -1267,7 +1267,8 @@ - (NSDictionary *) parseFieldDefinitionStringParts:(NSArray *)definitionParts
 	} else if ([detailString isEqualToString:@"ENUM"] || [detailString isEqualToString:@"SET"]) {
 		[fieldDetails setObject:@"enum" forKey:@"typegrouping"];
 	} else if ([detailString isEqualToString:@"TINYTEXT"] || [detailString isEqualToString:@"TEXT"]
-				|| [detailString isEqualToString:@"MEDIUMTEXT"] || [detailString isEqualToString:@"LONGTEXT"]) {
+				|| [detailString isEqualToString:@"MEDIUMTEXT"] || [detailString isEqualToString:@"LONGTEXT"]
+	            || [detailString isEqualToString:@"JSON"]) { // JSON is seen as a text type by us, but works a bit different (e.g. encoding is always "utf8mb4")
 		[fieldDetails setObject:@"textdata" forKey:@"typegrouping"];
 	} else if ([detailString isEqualToString:@"POINT"] || [detailString isEqualToString:@"GEOMETRY"]
 				|| [detailString isEqualToString:@"LINESTRING"] || [detailString isEqualToString:@"POLYGON"]

Source/SPTableStructure.m

@@ -194,6 +194,7 @@ - (void)awakeFromNib
 		SPMySQLLongBlobType,
 		SPMySQLBinaryType,
 		SPMySQLVarBinaryType,
+		SPMySQLJsonType,
 		SPMySQLEnumType,
 		SPMySQLSetType,
 		@"--------",
@@ -959,7 +960,10 @@ - (NSString *)_buildPartialColumnDefinitionString:(NSDictionary *)theRow
 	if(!specialFieldTypes) {
 
 
-		if ([fieldValidation isFieldTypeString:theRowType]) {
+		if ([theRowType isEqualToString:@"JSON"]) {
+			// we "see" JSON as a string, but it is not internally to MySQL and so doesn't allow CHARACTER SET/BINARY/COLLATE either.
+		}
+		else if ([fieldValidation isFieldTypeString:theRowType]) {
 			BOOL charsetSupport = [[tableDocumentInstance serverSupport] supportsPost41CharacterSetHandling];
 
 			// Add CHARSET
@@ -1002,16 +1006,17 @@ - (NSString *)_buildPartialColumnDefinitionString:(NSDictionary *)theRow
 		// Don't provide any defaults for auto-increment fields
 		if (![theRowExtra isEqualToString:@"AUTO_INCREMENT"]) {
 			NSArray *matches;
+			NSString *defaultValue = [theRow objectForKey:@"default"];
 			// If a NULL value has been specified, and NULL is allowed, specify DEFAULT NULL
-			if ([[theRow objectForKey:@"default"] isEqualToString:[prefs objectForKey:SPNullValue]]) 
+			if ([defaultValue isEqualToString:[prefs objectForKey:SPNullValue]])
 			{
 				if ([[theRow objectForKey:@"null"] integerValue] == 1) {
 					[queryString appendString:@"\n DEFAULT NULL"];
 				}
 			}
 			// Otherwise, if CURRENT_TIMESTAMP was specified for timestamps/datetimes, use that
 			else if ([theRowType isInArray:@[@"TIMESTAMP",@"DATETIME"]] &&
-					[(matches = [[[theRow objectForKey:@"default"] uppercaseString] captureComponentsMatchedByRegex:SPCurrentTimestampPattern]) count])
+					[(matches = [[defaultValue uppercaseString] captureComponentsMatchedByRegex:SPCurrentTimestampPattern]) count])
 			{
 				[queryString appendString:@"\n DEFAULT CURRENT_TIMESTAMP"];
 				NSString *userLen = [matches objectAtIndex:1];
@@ -1023,17 +1028,17 @@ - (NSString *)_buildPartialColumnDefinitionString:(NSDictionary *)theRow
 			}
 			// If the field is of type BIT, permit the use of single qoutes and also don't quote the default value.
 			// For example, use DEFAULT b'1' as opposed to DEFAULT 'b\'1\'' which results in an error.
-			else if ([(NSString *)[theRow objectForKey:@"default"] length] && [theRowType isEqualToString:@"BIT"]) {
-				[queryString appendFormat:@"\n DEFAULT %@", [theRow objectForKey:@"default"]];
+			else if ([defaultValue length] && [theRowType isEqualToString:@"BIT"]) {
+				[queryString appendFormat:@"\n DEFAULT %@", defaultValue];
 			}
 			// Suppress appending DEFAULT clause for any numerics, date, time fields if default is empty to avoid error messages;
-			// also don't specify a default for TEXT/BLOB or geometry fields to avoid strict mode errors
-			else if (![(NSString *)[theRow objectForKey:@"default"] length] && ([fieldValidation isFieldTypeNumeric:theRowType] || [fieldValidation isFieldTypeDate:theRowType] || [theRowType hasSuffix:@"TEXT"] || [theRowType hasSuffix:@"BLOB"] || [fieldValidation isFieldTypeGeometry:theRowType])) {
+			// also don't specify a default for TEXT/BLOB, JSON or geometry fields to avoid strict mode errors
+			else if (![defaultValue length] && ([fieldValidation isFieldTypeNumeric:theRowType] || [fieldValidation isFieldTypeDate:theRowType] || [theRowType hasSuffix:@"TEXT"] || [theRowType hasSuffix:@"BLOB"] || [theRowType isEqualToString:@"JSON"] || [fieldValidation isFieldTypeGeometry:theRowType])) {
 				;
 			}
 			// Otherwise, use the provided default
 			else {
-				[queryString appendFormat:@"\n DEFAULT %@", [mySQLConnection escapeAndQuoteString:[theRow objectForKey:@"default"]]];
+				[queryString appendFormat:@"\n DEFAULT %@", [mySQLConnection escapeAndQuoteString:defaultValue]];
 			}
 		}
 
@@ -1717,6 +1722,12 @@ + (SPFieldTypeHelp *)helpForFieldType:(NSString *)typeName
 				[NSString stringWithFormat:NSLocalizedString(@"M: %@ to %@ bytes", @"range for varbinary type"),FN(@0),FN(@(65535))],
 				NSLocalizedString(@"A byte array with variable length. The actual number of bytes is further limited by the values of other fields in the row.",@"description of varbinary")
 			),
+			MakeFieldTypeHelp(
+				SPMySQLJsonType,
+				@"JSON",
+				NSLocalizedString(@"Limited to @@max_allowed_packet", @"range for json type"),
+				NSLocalizedString(@"A data type that validates JSON data on INSERT and internally stores it in a binary format that is both, more compact and faster to access than textual JSON.\nAvailable from MySQL 5.7.8.", @"description of json")
+			),
 			MakeFieldTypeHelp(
 				SPMySQLEnumType,
 				@"ENUM('member',...)",