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QuestDB: add types, seek to extend code to find issues in QuestDB
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package sqlancer.questdb; | ||
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import sqlancer.Randomly; | ||
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/** | ||
* Refer to <a href="https://questdb.io/docs/reference/sql/datatypes/">QuestDB data types</a>. | ||
* <p></p> | ||
* Type attributes: bitSize, isNullable. | ||
*/ | ||
public enum QuestDBDataType { | ||
BOOLEAN(1, false), // null becomes false | ||
BYTE(8, false), // null becomes 0 | ||
SHORT(16, false), // null becomes 0 | ||
CHAR(16), | ||
INT(32), | ||
LONG(64), | ||
DATE(64), | ||
TIMESTAMP(64), | ||
FLOAT(32), | ||
DOUBLE(64), | ||
STRING(-1), // variable size: 32 + 16 * n | ||
SYMBOL(32), | ||
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// not strictly a type. QuestDB stores a type dependent value in case of NULL. | ||
NULL(-1); // variable size | ||
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public final int bitSize; // -1 means size is variable | ||
public final boolean isNullable; | ||
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QuestDBDataType(int bitSize) { | ||
this(bitSize, true); | ||
} | ||
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QuestDBDataType(int bitSize, boolean isNullable) { | ||
this.bitSize = bitSize; | ||
this.isNullable = isNullable; | ||
} | ||
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public static QuestDBDataType getNonNullRandom() { | ||
// NOTE: NULL is not a type, it is used as a marker only. | ||
QuestDBDataType[] types = QuestDBDataType.values(); | ||
QuestDBDataType type; | ||
do { | ||
type = Randomly.fromOptions(types); | ||
} while (type == QuestDBDataType.NULL); | ||
return type; | ||
} | ||
} |
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